diff --git a/.gitignore b/.gitignore
index 1734a39..3bafae9 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,6 +2,5 @@ cmake-build-debug/
 cmake-build-release/
 .DS_Store
 .idea/
-build/
 node_modules/
 *.dSYM
diff --git a/examples/clay-official-website/build/clay/fonts/Calistoga-Regular.ttf b/examples/clay-official-website/build/clay/fonts/Calistoga-Regular.ttf
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index 0000000..3fc1c1e
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diff --git a/examples/clay-official-website/build/clay/fonts/Quicksand-Semibold.ttf b/examples/clay-official-website/build/clay/fonts/Quicksand-Semibold.ttf
new file mode 100644
index 0000000..27106d0
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diff --git a/examples/clay-official-website/build/clay/images/check_1.png b/examples/clay-official-website/build/clay/images/check_1.png
new file mode 100644
index 0000000..280fd23
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diff --git a/examples/clay-official-website/build/clay/images/check_2.png b/examples/clay-official-website/build/clay/images/check_2.png
new file mode 100644
index 0000000..7972581
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diff --git a/examples/clay-official-website/build/clay/images/check_3.png b/examples/clay-official-website/build/clay/images/check_3.png
new file mode 100644
index 0000000..fb60187
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diff --git a/examples/clay-official-website/build/clay/images/check_4.png b/examples/clay-official-website/build/clay/images/check_4.png
new file mode 100644
index 0000000..a938f81
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diff --git a/examples/clay-official-website/build/clay/images/check_5.png b/examples/clay-official-website/build/clay/images/check_5.png
new file mode 100644
index 0000000..ea6cfca
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diff --git a/examples/clay-official-website/build/clay/images/debugger.png b/examples/clay-official-website/build/clay/images/debugger.png
new file mode 100644
index 0000000..79c0133
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diff --git a/examples/clay-official-website/build/clay/images/declarative.png b/examples/clay-official-website/build/clay/images/declarative.png
new file mode 100644
index 0000000..5cd4abb
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diff --git a/examples/clay-official-website/build/clay/images/renderer.png b/examples/clay-official-website/build/clay/images/renderer.png
new file mode 100644
index 0000000..92537c3
Binary files /dev/null and b/examples/clay-official-website/build/clay/images/renderer.png differ
diff --git a/examples/clay-official-website/build/clay/index.html b/examples/clay-official-website/build/clay/index.html
new file mode 100644
index 0000000..497f52a
--- /dev/null
+++ b/examples/clay-official-website/build/clay/index.html
@@ -0,0 +1,789 @@
+<!DOCTYPE html>
+<html>
+<head>
+    <meta charset="utf-8">
+    <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1" />
+    <link rel="preload" href="/clay/fonts/Calistoga-Regular.ttf" as="font" type="font/ttf" crossorigin>
+    <link rel="preload" href="/clay/fonts/Quicksand-Semibold.ttf" as="font" type="font/ttf" crossorigin>
+    <title>Clay - UI Layout Library</title>
+    <style>
+        html, body {
+            width: 100%;
+            height: 100%;
+            overflow: hidden;
+            padding: 0;
+            margin: 0;
+            pointer-events: none;
+            background: rgb(244, 235, 230);
+        }
+        /* Import the font using @font-face */
+        @font-face {
+          font-family: 'Calistoga';
+          font-style: normal;
+          font-weight: 400;
+          src: url('/clay/fonts/Calistoga-Regular.ttf') format('truetype');
+        }
+
+        @font-face {
+          font-family: 'Quicksand';
+          font-style: normal;
+          font-weight: 400;
+          src: url('/clay/fonts/Quicksand-Semibold.ttf') format('truetype');
+        }
+
+        body > canvas {
+            width: 100%;
+            height: 100%;
+            touch-action: none;
+        }
+
+        div, a, img {
+            position: absolute;
+            box-sizing: border-box;
+            -webkit-backface-visibility: hidden;
+            pointer-events: none;
+        }
+
+        a {
+            cursor: pointer;
+            pointer-events: all;
+        }
+
+        .text {
+            pointer-events: all;
+            white-space: pre;
+        }
+
+        /* TODO special exception for text selection in debug tools */
+        [id='2067877626'] > * {
+            pointer-events: none !important;
+        }
+    </style>
+</head>
+<script type="module">
+    const CLAY_RENDER_COMMAND_TYPE_NONE = 0;
+    const CLAY_RENDER_COMMAND_TYPE_RECTANGLE = 1;
+    const CLAY_RENDER_COMMAND_TYPE_BORDER = 2;
+    const CLAY_RENDER_COMMAND_TYPE_TEXT = 3;
+    const CLAY_RENDER_COMMAND_TYPE_IMAGE = 4;
+    const CLAY_RENDER_COMMAND_TYPE_SCISSOR_START = 5;
+    const CLAY_RENDER_COMMAND_TYPE_SCISSOR_END = 6;
+    const CLAY_RENDER_COMMAND_TYPE_CUSTOM = 7;
+    const GLOBAL_FONT_SCALING_FACTOR = 0.8;
+    let renderCommandSize = 0;
+    let scratchSpaceAddress = 8;
+    let heapSpaceAddress = 0;
+    let memoryDataView;
+    let textDecoder = new TextDecoder("utf-8");
+    let previousFrameTime;
+    let fontsById = [
+        'Quicksand',
+        'Calistoga',
+        'Quicksand',
+        'Quicksand',
+        'Quicksand',
+    ];
+    let elementCache = {};
+    let imageCache = {};
+    let colorDefinition = { type: 'struct', members: [
+        {name: 'r', type: 'float' },
+        {name: 'g', type: 'float' },
+        {name: 'b', type: 'float' },
+        {name: 'a', type: 'float' },
+    ]};
+    let stringDefinition = { type: 'struct', members: [
+        {name: 'length', type: 'uint32_t' },
+        {name: 'chars', type: 'uint32_t' },
+    ]};
+    let borderDefinition = { type: 'struct', members: [
+        {name: 'width', type: 'uint32_t'},
+        {name: 'color', ...colorDefinition},
+    ]};
+    let cornerRadiusDefinition = { type: 'struct', members: [
+        {name: 'topLeft', type: 'float'},
+        {name: 'topRight', type: 'float'},
+        {name: 'bottomLeft', type: 'float'},
+        {name: 'bottomRight', type: 'float'},
+    ]};
+    let rectangleConfigDefinition = { name: 'rectangle', type: 'struct', members: [
+        { name: 'color', ...colorDefinition },
+        { name: 'cornerRadius', ...cornerRadiusDefinition },
+        { name: 'link', ...stringDefinition },
+        { name: 'cursorPointer', type: 'uint8_t' },
+    ]};
+    let borderConfigDefinition = { name: 'text', type: 'struct', members: [
+        { name: 'left', ...borderDefinition },
+        { name: 'right', ...borderDefinition },
+        { name: 'top', ...borderDefinition },
+        { name: 'bottom', ...borderDefinition },
+        { name: 'betweenChildren', ...borderDefinition },
+        { name: 'cornerRadius', ...cornerRadiusDefinition }
+    ]};
+    let textConfigDefinition = { name: 'text', type: 'struct', members: [
+       { name: 'textColor', ...colorDefinition },
+       { name: 'fontId', type: 'uint16_t' },
+       { name: 'fontSize', type: 'uint16_t' },
+       { name: 'letterSpacing', type: 'uint16_t' },
+       { name: 'lineSpacing', type: 'uint16_t' },
+       { name: 'wrapMode', type: 'uint32_t' },
+       { name: 'disablePointerEvents', type: 'uint8_t' }
+    ]};
+    let scrollConfigDefinition = { name: 'text', type: 'struct', members: [
+        { name: 'horizontal', type: 'bool' },
+        { name: 'vertical', type: 'bool' },
+    ]};
+    let imageConfigDefinition = { name: 'image', type: 'struct', members: [
+        { name: 'imageData', type: 'uint32_t' },
+        { name: 'sourceDimensions', type: 'struct', members: [
+            { name: 'width', type: 'float' },
+            { name: 'height', type: 'float' },
+        ]},
+        { name: 'sourceURL', ...stringDefinition }
+    ]};
+    let customConfigDefinition = { name: 'custom', type: 'struct', members: [
+        { name: 'customData', type: 'uint32_t' },
+    ]}
+    let renderCommandDefinition = {
+        name: 'CLay_RenderCommand',
+        type: 'struct',
+        members: [
+            { name: 'boundingBox', type: 'struct', members: [
+                { name: 'x', type: 'float' },
+                { name: 'y', type: 'float' },
+                { name: 'width', type: 'float' },
+                { name: 'height', type: 'float' },
+            ]},
+            { name: 'config', type: 'uint32_t'},
+            { name: 'text', ...stringDefinition },
+            { name: 'id', type: 'uint32_t' },
+            { name: 'commandType', type: 'uint32_t', },
+        ]
+    };
+
+    function getStructTotalSize(definition) {
+        switch(definition.type) {
+            case 'union':
+            case 'struct': {
+                let totalSize = 0;
+                for (const member of definition.members) {
+                    let result = getStructTotalSize(member);
+                    if (definition.type === 'struct') {
+                        totalSize += result;
+                    } else {
+                        totalSize = Math.max(totalSize, result);
+                    }
+                }
+                return totalSize;
+            }
+            case 'float': return 4;
+            case 'uint32_t': return 4;
+            case 'int32_t': return 4;
+            case 'uint16_t': return 2;
+            case 'uint8_t': return 1;
+            case 'bool': return 1;
+            default: {
+                throw "Unimplemented C data type " + definition.type
+            }
+        }
+    }
+
+    function readStructAtAddress(address, definition) {
+        switch(definition.type) {
+            case 'union':
+            case 'struct': {
+                let struct = { __size: 0 };
+                for (const member of definition.members) {
+                    let result = readStructAtAddress(address, member);
+                    struct[member.name] = result;
+                    if (definition.type === 'struct') {
+                        struct.__size += result.__size;
+                        address += result.__size;
+                    } else {
+                        struct.__size = Math.max(struct.__size, result.__size);
+                    }
+                }
+                return struct;
+            }
+            case 'float': return { value: memoryDataView.getFloat32(address, true), __size: 4 };
+            case 'uint32_t': return { value: memoryDataView.getUint32(address, true), __size: 4 };
+            case 'int32_t': return { value: memoryDataView.getUint32(address, true), __size: 4 };
+            case 'uint16_t': return { value: memoryDataView.getUint16(address, true), __size: 2 };
+            case 'uint8_t': return { value: memoryDataView.getUint8(address, true), __size: 1 };
+            case 'bool': return { value: memoryDataView.getUint8(address, true), __size: 1 };
+            default: {
+                throw "Unimplemented C data type " + definition.type
+            }
+        }
+    }
+
+    function getTextDimensions(text, font) {
+        // re-use canvas object for better performance
+        window.canvasContext.font = font;
+        let metrics = window.canvasContext.measureText(text);
+        return { width: metrics.width, height: metrics.fontBoundingBoxAscent + metrics.fontBoundingBoxDescent };
+    }
+
+    function createMainArena(arenaStructAddress, arenaMemoryAddress) {
+        let memorySize = instance.exports.Clay_MinMemorySize();
+        // Last arg is address to store return value
+        instance.exports.Clay_CreateArenaWithCapacityAndMemory(arenaStructAddress, memorySize, arenaMemoryAddress);
+    }
+    async function init() {
+        await Promise.all(fontsById.map(f => document.fonts.load(`12px "${f}"`)));
+        window.htmlRoot = document.body.appendChild(document.createElement('div'));
+        window.canvasRoot = document.body.appendChild(document.createElement('canvas'));
+        window.canvasContext = window.canvasRoot.getContext("2d");
+        window.mousePositionXThisFrame = 0;
+        window.mousePositionYThisFrame = 0;
+        window.mouseWheelXThisFrame = 0;
+        window.mouseWheelYThisFrame = 0;
+        window.touchDown = false;
+        window.arrowKeyDownPressedThisFrame = false;
+        window.arrowKeyUpPressedThisFrame = false;
+        let zeroTimeout = null;
+        document.addEventListener("wheel", (event) => {
+            window.mouseWheelXThisFrame = event.deltaX * -0.1;
+            window.mouseWheelYThisFrame = event.deltaY * -0.1;
+            clearTimeout(zeroTimeout);
+            zeroTimeout = setTimeout(() => {
+                window.mouseWheelXThisFrame = 0;
+                window.mouseWheelYThisFrame = 0;
+            }, 10);
+        });
+
+        function handleTouch (event) {
+            if (event.touches.length === 1) {
+                window.touchDown = true;
+                let target = event.target;
+                let scrollTop = 0;
+                let scrollLeft = 0;
+                let activeRendererIndex = memoryDataView.getUint32(instance.exports.ACTIVE_RENDERER_INDEX.value, true);
+                while (activeRendererIndex !== 1 && target) {
+                    scrollLeft += target.scrollLeft;
+                    scrollTop += target.scrollTop;
+                    target = target.parentElement;
+                }
+                window.mousePositionXThisFrame = event.changedTouches[0].pageX + scrollLeft;
+                window.mousePositionYThisFrame = event.changedTouches[0].pageY + scrollTop;
+            }
+        }
+
+        document.addEventListener("touchstart", handleTouch);
+        document.addEventListener("touchmove", handleTouch);
+        document.addEventListener("touchend", () => {
+            window.touchDown = false;
+            window.mousePositionXThisFrame = 0;
+            window.mousePositionYThisFrame = 0;
+        })
+
+        document.addEventListener("mousemove", (event) => {
+            let target = event.target;
+            let scrollTop = 0;
+            let scrollLeft = 0;
+            let activeRendererIndex = memoryDataView.getUint32(instance.exports.ACTIVE_RENDERER_INDEX.value, true);
+            while (activeRendererIndex !== 1 && target) {
+                scrollLeft += target.scrollLeft;
+                scrollTop += target.scrollTop;
+                target = target.parentElement;
+            }
+            window.mousePositionXThisFrame = event.x + scrollLeft;
+            window.mousePositionYThisFrame = event.y + scrollTop;
+        });
+
+        document.addEventListener("mousedown", (event) => {
+            window.mouseDown = true;
+            window.mouseDownThisFrame = true;
+        });
+
+        document.addEventListener("mouseup", (event) => {
+            window.mouseDown = false;
+        });
+
+        document.addEventListener("keydown", (event) => {
+            if (event.key === "ArrowDown") {
+                window.arrowKeyDownPressedThisFrame = true;
+            }
+            if (event.key === "ArrowUp") {
+                window.arrowKeyUpPressedThisFrame = true;
+            }
+            if (event.key === "d") {
+                window.dKeyPressedThisFrame = true;
+            }
+        });
+
+        const importObject = {
+            clay: {
+                measureTextFunction: (addressOfDimensions, textToMeasure, addressOfConfig) => {
+                    let stringLength = memoryDataView.getUint32(textToMeasure, true);
+                    let pointerToString = memoryDataView.getUint32(textToMeasure + 4, true);
+                    let textConfig = readStructAtAddress(addressOfConfig, textConfigDefinition);
+                    let textDecoder = new TextDecoder("utf-8");
+                    let text = textDecoder.decode(memoryDataView.buffer.slice(pointerToString, pointerToString + stringLength));
+                    let sourceDimensions = getTextDimensions(text, `${Math.round(textConfig.fontSize.value * GLOBAL_FONT_SCALING_FACTOR)}px ${fontsById[textConfig.fontId.value]}`);
+                    memoryDataView.setFloat32(addressOfDimensions, sourceDimensions.width, true);
+                    memoryDataView.setFloat32(addressOfDimensions + 4, sourceDimensions.height, true);
+                },
+                queryScrollOffsetFunction: (addressOfOffset, elementId) => {
+                    let container = document.getElementById(elementId.toString());
+                    if (container) {
+                        memoryDataView.setFloat32(addressOfOffset, -container.scrollLeft, true);
+                        memoryDataView.setFloat32(addressOfOffset + 4, -container.scrollTop, true);
+                    }
+                }
+            },
+        };
+        const { instance } = await WebAssembly.instantiateStreaming(
+            fetch("/clay/index.wasm"), importObject
+        );
+        memoryDataView = new DataView(new Uint8Array(instance.exports.memory.buffer).buffer);
+        scratchSpaceAddress = instance.exports.__heap_base.value;
+        heapSpaceAddress = instance.exports.__heap_base.value + 1024;
+        let arenaAddress = scratchSpaceAddress + 8;
+        window.instance = instance;
+        createMainArena(arenaAddress, heapSpaceAddress);
+        memoryDataView.setFloat32(instance.exports.__heap_base.value, window.innerWidth, true);
+        memoryDataView.setFloat32(instance.exports.__heap_base.value + 4, window.innerHeight, true);
+        instance.exports.Clay_Initialize(arenaAddress, instance.exports.__heap_base.value);
+        renderCommandSize = getStructTotalSize(renderCommandDefinition);
+        renderLoop();
+    }
+
+    function MemoryIsDifferent(one, two, length) {
+        for (let i = 0; i < length; i++) {
+            if (one[i] !== two[i]) {
+                return true;
+            }
+        }
+        return false;
+    }
+
+    function renderLoopHTML() {
+        let capacity = memoryDataView.getInt32(scratchSpaceAddress, true);
+        let length = memoryDataView.getInt32(scratchSpaceAddress + 4, true);
+        let arrayOffset = memoryDataView.getUint32(scratchSpaceAddress + 8, true);
+        let scissorStack = [{ nextAllocation: { x: 0, y: 0 }, element: htmlRoot, nextElementIndex: 0 }];
+        let previousId = 0;
+        for (let i = 0; i < length; i++, arrayOffset += renderCommandSize) {
+            let entireRenderCommandMemory = new Uint32Array(memoryDataView.buffer.slice(arrayOffset, arrayOffset + renderCommandSize));
+            let renderCommand = readStructAtAddress(arrayOffset, renderCommandDefinition);
+            let parentElement = scissorStack[scissorStack.length - 1];
+            let element = null;
+            let isMultiConfigElement = previousId === renderCommand.id.value;
+            if (!elementCache[renderCommand.id.value]) {
+                let elementType = 'div';
+                switch (renderCommand.commandType.value) {
+                    case CLAY_RENDER_COMMAND_TYPE_RECTANGLE: {
+                        if (readStructAtAddress(renderCommand.config.value, rectangleConfigDefinition).link.length.value > 0) {
+                            elementType = 'a';
+                        }
+                        break;
+                    }
+                    case CLAY_RENDER_COMMAND_TYPE_IMAGE: {
+                        elementType = 'img'; break;
+                    }
+                    default: break;
+                }
+                element = document.createElement(elementType);
+                element.id = renderCommand.id.value;
+                if (renderCommand.commandType.value === CLAY_RENDER_COMMAND_TYPE_SCISSOR_START) {
+                    element.style.overflow = 'hidden';
+                }
+                elementCache[renderCommand.id.value] = {
+                    exists: true,
+                    element: element,
+                    previousMemoryCommand: new Uint8Array(0),
+                    previousMemoryConfig: new Uint8Array(0),
+                    previousMemoryText: new Uint8Array(0)
+                };
+            }
+
+            let elementData = elementCache[renderCommand.id.value];
+            element = elementData.element;
+            if (!isMultiConfigElement && Array.prototype.indexOf.call(parentElement.element.children, element) !== parentElement.nextElementIndex) {
+                if (parentElement.nextElementIndex === 0) {
+                    parentElement.element.insertAdjacentElement('afterbegin', element);
+                } else {
+                    parentElement.element.childNodes[Math.min(parentElement.nextElementIndex - 1, parentElement.element.childNodes.length - 1)].insertAdjacentElement('afterend', element);
+                }
+            }
+
+            elementData.exists = true;
+            // Don't get me started. Cheaper to compare the render command memory than to update HTML elements
+            let dirty = MemoryIsDifferent(elementData.previousMemoryCommand, entireRenderCommandMemory, renderCommandSize) && !isMultiConfigElement;
+            if (!isMultiConfigElement) {
+                parentElement.nextElementIndex++;
+            }
+
+            previousId = renderCommand.id.value;
+
+            elementData.previousMemoryCommand = entireRenderCommandMemory;
+            let offsetX = scissorStack.length > 0 ? scissorStack[scissorStack.length - 1].nextAllocation.x : 0;
+            let offsetY = scissorStack.length > 0 ? scissorStack[scissorStack.length - 1].nextAllocation.y : 0;
+            if (dirty) {
+                element.style.transform = `translate(${Math.round(renderCommand.boundingBox.x.value - offsetX)}px, ${Math.round(renderCommand.boundingBox.y.value - offsetY)}px)`
+                element.style.width = Math.round(renderCommand.boundingBox.width.value) + 'px';
+                element.style.height = Math.round(renderCommand.boundingBox.height.value) + 'px';
+            }
+
+            // note: commandType is packed to uint8_t and has 3 garbage bytes of padding
+            switch(renderCommand.commandType.value & 0xff) {
+                case (CLAY_RENDER_COMMAND_TYPE_NONE): {
+                    break;
+                }
+                case (CLAY_RENDER_COMMAND_TYPE_RECTANGLE): {
+                    let config = readStructAtAddress(renderCommand.config.value, rectangleConfigDefinition);
+                    let configMemory = new Uint8Array(memoryDataView.buffer.slice(renderCommand.config.value, renderCommand.config.value + config.__size));
+                    let linkContents = config.link.length.value > 0 ? textDecoder.decode(new Uint8Array(memoryDataView.buffer.slice(config.link.chars.value, config.link.chars.value + config.link.length.value))) : 0;
+                    memoryDataView.setUint32(0, renderCommand.id.value, true);
+                    if (linkContents.length > 0 && (window.mouseDownThisFrame || window.touchDown) && instance.exports.Clay_PointerOver(0)) {
+                        window.location.href = linkContents;
+                    }
+                    if (!dirty && !MemoryIsDifferent(configMemory, elementData.previousMemoryConfig, config.__size)) {
+                        break;
+                    }
+                    if (linkContents.length > 0) {
+                        element.href = linkContents;
+                    }
+
+                    if (linkContents.length > 0 || config.cursorPointer.value) {
+                        element.style.pointerEvents = 'all';
+                        element.style.cursor = 'pointer';
+                    }
+                    elementData.previousMemoryConfig = configMemory;
+                    let color = config.color;
+                    element.style.backgroundColor = `rgba(${color.r.value}, ${color.g.value}, ${color.b.value}, ${color.a.value / 255})`;
+                    if (config.cornerRadius.topLeft.value > 0) {
+                        element.style.borderTopLeftRadius = config.cornerRadius.topLeft.value + 'px';
+                    }
+                    if (config.cornerRadius.topRight.value > 0) {
+                        element.style.borderTopRightRadius = config.cornerRadius.topRight.value + 'px';
+                    }
+                    if (config.cornerRadius.bottomLeft.value > 0) {
+                        element.style.borderBottomLeftRadius = config.cornerRadius.bottomLeft.value + 'px';
+                    }
+                    if (config.cornerRadius.bottomRight.value > 0) {
+                        element.style.borderBottomRightRadius = config.cornerRadius.bottomRight.value + 'px';
+                    }
+                    break;
+                }
+                case (CLAY_RENDER_COMMAND_TYPE_BORDER): {
+                    let config = readStructAtAddress(renderCommand.config.value, borderConfigDefinition);
+                    let configMemory = new Uint8Array(memoryDataView.buffer.slice(renderCommand.config.value, renderCommand.config.value + config.__size));
+                    if (!dirty && !MemoryIsDifferent(configMemory, elementData.previousMemoryConfig, config.__size)) {
+                        break;
+                    }
+                    elementData.previousMemoryConfig = configMemory;
+                    if (config.left.width.value > 0) {
+                        let color = config.left.color;
+                        element.style.borderLeft = `${config.left.width.value}px solid rgba(${color.r.value}, ${color.g.value}, ${color.b.value}, ${color.a.value / 255})`
+                    }
+                    if (config.right.width.value > 0) {
+                        let color = config.right.color;
+                        element.style.borderRight = `${config.right.width.value}px solid rgba(${color.r.value}, ${color.g.value}, ${color.b.value}, ${color.a.value / 255})`
+                    }
+                    if (config.top.width.value > 0) {
+                        let color = config.top.color;
+                        element.style.borderTop = `${config.top.width.value}px solid rgba(${color.r.value}, ${color.g.value}, ${color.b.value}, ${color.a.value / 255})`
+                    }
+                    if (config.bottom.width.value > 0) {
+                        let color = config.bottom.color;
+                        element.style.borderBottom = `${config.bottom.width.value}px solid rgba(${color.r.value}, ${color.g.value}, ${color.b.value}, ${color.a.value / 255})`
+                    }
+                    if (config.cornerRadius.topLeft.value > 0) {
+                        element.style.borderTopLeftRadius = config.cornerRadius.topLeft.value + 'px';
+                    }
+                    if (config.cornerRadius.topRight.value > 0) {
+                        element.style.borderTopRightRadius = config.cornerRadius.topRight.value + 'px';
+                    }
+                    if (config.cornerRadius.bottomLeft.value > 0) {
+                        element.style.borderBottomLeftRadius = config.cornerRadius.bottomLeft.value + 'px';
+                    }
+                    if (config.cornerRadius.bottomRight.value > 0) {
+                        element.style.borderBottomRightRadius = config.cornerRadius.bottomRight.value + 'px';
+                    }
+                    break;
+                }
+                case (CLAY_RENDER_COMMAND_TYPE_TEXT): {
+                    let config = readStructAtAddress(renderCommand.config.value, textConfigDefinition);
+                    let configMemory = new Uint8Array(memoryDataView.buffer.slice(renderCommand.config.value, renderCommand.config.value + config.__size));
+                    let textContents = renderCommand.text;
+                    let stringContents = new Uint8Array(memoryDataView.buffer.slice(textContents.chars.value, textContents.chars.value + textContents.length.value));
+                    if (MemoryIsDifferent(configMemory, elementData.previousMemoryConfig, config.__size)) {
+                        element.className = 'text';
+                        let textColor = config.textColor;
+                        let fontSize = Math.round(config.fontSize.value * GLOBAL_FONT_SCALING_FACTOR);
+                        element.style.color = `rgba(${textColor.r.value}, ${textColor.g.value}, ${textColor.b.value}, ${textColor.a.value})`;
+                        element.style.fontFamily = fontsById[config.fontId.value];
+                        element.style.fontSize = fontSize + 'px';
+                        element.style.pointerEvents = config.disablePointerEvents.value ? 'none' : 'all';
+                        elementData.previousMemoryConfig = configMemory;
+                    }
+                    if (stringContents.length !== elementData.previousMemoryText.length || MemoryIsDifferent(stringContents, elementData.previousMemoryText, stringContents.length)) {
+                        element.innerHTML = textDecoder.decode(stringContents);
+                    }
+                    elementData.previousMemoryText = stringContents;
+                    break;
+                }
+                case (CLAY_RENDER_COMMAND_TYPE_SCISSOR_START): {
+                    scissorStack.push({ nextAllocation: { x: renderCommand.boundingBox.x.value, y: renderCommand.boundingBox.y.value }, element, nextElementIndex: 0 });
+                    let config = readStructAtAddress(renderCommand.config.value, scrollConfigDefinition);
+                    if (config.horizontal.value) {
+                        element.style.overflowX = 'scroll';
+                        element.style.pointerEvents = 'auto';
+                    }
+                    if (config.vertical.value) {
+                        element.style.overflowY = 'scroll';
+                        element.style.pointerEvents = 'auto';
+                    }
+                    break;
+                }
+                case (CLAY_RENDER_COMMAND_TYPE_SCISSOR_END): {
+                    scissorStack.splice(scissorStack.length - 1, 1);
+                    break;
+                }
+                case (CLAY_RENDER_COMMAND_TYPE_IMAGE): {
+                    let config = readStructAtAddress(renderCommand.config.value, imageConfigDefinition);
+                    let srcContents = new Uint8Array(memoryDataView.buffer.slice(config.sourceURL.chars.value, config.sourceURL.chars.value + config.sourceURL.length.value));
+                    if (srcContents.length !== elementData.previousMemoryText.length || MemoryIsDifferent(srcContents, elementData.previousMemoryText, srcContents.length)) {
+                        element.src = textDecoder.decode(srcContents);
+                    }
+                    elementData.previousMemoryText = srcContents;
+                    break;
+                }
+                case (CLAY_RENDER_COMMAND_TYPE_CUSTOM): break;
+            }
+        }
+
+        for (const key of Object.keys(elementCache)) {
+            if (elementCache[key].exists) {
+                elementCache[key].exists = false;
+            } else {
+                elementCache[key].element.remove();
+                delete elementCache[key];
+            }
+        }
+    }
+
+    function renderLoopCanvas() {
+    // Note: Rendering to canvas needs to be scaled up by window.devicePixelRatio in both width and height.
+    // e.g. if we're working on a device where devicePixelRatio is 2, we need to render
+    // everything at width^2 x height^2 resolution, then scale back down with css to get the correct pixel density.
+        let capacity = memoryDataView.getUint32(scratchSpaceAddress, true);
+        let length = memoryDataView.getUint32(scratchSpaceAddress + 4, true);
+        let arrayOffset = memoryDataView.getUint32(scratchSpaceAddress + 8, true);
+        window.canvasRoot.width = window.innerWidth * window.devicePixelRatio;
+        window.canvasRoot.height = window.innerHeight * window.devicePixelRatio;
+        window.canvasRoot.style.width = window.innerWidth + 'px';
+        window.canvasRoot.style.height = window.innerHeight + 'px';
+        let ctx = window.canvasContext;
+        let scale = window.devicePixelRatio;
+        for (let i = 0; i < length; i++, arrayOffset += renderCommandSize) {
+            let renderCommand = readStructAtAddress(arrayOffset, renderCommandDefinition);
+            let boundingBox = renderCommand.boundingBox;
+            
+            // note: commandType is packed to uint8_t and has 3 garbage bytes of padding
+            switch(renderCommand.commandType.value & 0xff) {
+                case (CLAY_RENDER_COMMAND_TYPE_NONE): {
+                    break;
+                }
+                case (CLAY_RENDER_COMMAND_TYPE_RECTANGLE): {
+                    let config = readStructAtAddress(renderCommand.config.value, rectangleConfigDefinition);
+                    let color = config.color;
+                    ctx.beginPath();
+                    window.canvasContext.fillStyle = `rgba(${color.r.value}, ${color.g.value}, ${color.b.value}, ${color.a.value / 255})`;
+                    window.canvasContext.roundRect(
+                        boundingBox.x.value * scale, // x
+                        boundingBox.y.value * scale, // y
+                        boundingBox.width.value * scale, // width
+                        boundingBox.height.value * scale,
+                        [config.cornerRadius.topLeft.value * scale, config.cornerRadius.topRight.value * scale, config.cornerRadius.bottomRight.value * scale, config.cornerRadius.bottomLeft.value * scale]) // height;
+                    ctx.fill();
+                    ctx.closePath();
+                    // Handle link clicks
+                    let linkContents = config.link.length.value > 0 ? textDecoder.decode(new Uint8Array(memoryDataView.buffer.slice(config.link.chars.value, config.link.chars.value + config.link.length.value))) : 0;
+                    memoryDataView.setUint32(0, renderCommand.id.value, true);
+                    if (linkContents.length > 0 && (window.mouseDownThisFrame || window.touchDown) && instance.exports.Clay_PointerOver(0)) {
+                        window.location.href = linkContents;
+                    }
+                    break;
+                }
+                case (CLAY_RENDER_COMMAND_TYPE_BORDER): {
+                    let config = readStructAtAddress(renderCommand.config.value, borderConfigDefinition);
+                    ctx.beginPath();
+                    ctx.moveTo(boundingBox.x.value * scale, boundingBox.y.value * scale);
+                    // Top Left Corner
+                    if (config.cornerRadius.topLeft.value > 0) {
+                        let lineWidth = config.top.width.value;
+                        let halfLineWidth = lineWidth / 2;
+                        ctx.moveTo((boundingBox.x.value + halfLineWidth) * scale, (boundingBox.y.value + config.cornerRadius.topLeft.value + halfLineWidth) * scale);
+                        let color = config.top.color;
+                        ctx.lineWidth = lineWidth * scale;
+                        ctx.strokeStyle = `rgba(${color.r.value}, ${color.g.value}, ${color.b.value}, ${color.a.value / 255})`;
+                        ctx.arcTo((boundingBox.x.value + halfLineWidth) * scale, (boundingBox.y.value + halfLineWidth) * scale, (boundingBox.x.value + config.cornerRadius.topLeft.value + halfLineWidth) * scale, (boundingBox.y.value + halfLineWidth) * scale, config.cornerRadius.topLeft.value * scale);
+                        ctx.stroke();
+                    }
+                    // Top border
+                    if (config.top.width.value > 0) {
+                        let lineWidth = config.top.width.value;
+                        let halfLineWidth = lineWidth / 2;
+                        let color = config.top.color;
+                        ctx.lineWidth = lineWidth * scale;
+                        ctx.strokeStyle = `rgba(${color.r.value}, ${color.g.value}, ${color.b.value}, ${color.a.value / 255})`;
+                        ctx.moveTo((boundingBox.x.value + config.cornerRadius.topLeft.value + halfLineWidth) * scale, (boundingBox.y.value + halfLineWidth) * scale);
+                        ctx.lineTo((boundingBox.x.value + boundingBox.width.value - config.cornerRadius.topRight.value - halfLineWidth) * scale, (boundingBox.y.value + halfLineWidth) * scale);
+                        ctx.stroke();
+                    }
+                    // Top Right Corner
+                    if (config.cornerRadius.topRight.value > 0) {
+                        let lineWidth = config.top.width.value;
+                        let halfLineWidth = lineWidth / 2;
+                        ctx.moveTo((boundingBox.x.value + boundingBox.width.value - config.cornerRadius.topRight.value - halfLineWidth) * scale, (boundingBox.y.value + halfLineWidth) * scale);
+                        let color = config.top.color;
+                        ctx.lineWidth = lineWidth * scale;
+                        ctx.strokeStyle = `rgba(${color.r.value}, ${color.g.value}, ${color.b.value}, ${color.a.value / 255})`;
+                        ctx.arcTo((boundingBox.x.value + boundingBox.width.value - halfLineWidth) * scale, (boundingBox.y.value + halfLineWidth) * scale, (boundingBox.x.value + boundingBox.width.value - halfLineWidth) * scale, (boundingBox.y.value + config.cornerRadius.topRight.value + halfLineWidth) * scale, config.cornerRadius.topRight.value * scale);
+                        ctx.stroke();
+                    }
+                    // Right border
+                    if (config.right.width.value > 0) {
+                        let color = config.right.color;
+                        let lineWidth = config.right.width.value;
+                        let halfLineWidth = lineWidth / 2;
+                        ctx.lineWidth = lineWidth * scale;
+                        ctx.strokeStyle = `rgba(${color.r.value}, ${color.g.value}, ${color.b.value}, ${color.a.value / 255})`;
+                        ctx.moveTo((boundingBox.x.value + boundingBox.width.value - halfLineWidth) * scale, (boundingBox.y.value + config.cornerRadius.topRight.value + halfLineWidth) * scale);
+                        ctx.lineTo((boundingBox.x.value + boundingBox.width.value - halfLineWidth) * scale, (boundingBox.y.value + boundingBox.height.value - config.cornerRadius.topRight.value - halfLineWidth) * scale);
+                        ctx.stroke();
+                    }
+                    // Bottom Right Corner
+                    if (config.cornerRadius.bottomRight.value > 0) {
+                        let color = config.top.color;
+                        let lineWidth = config.top.width.value;
+                        let halfLineWidth = lineWidth / 2;
+                        ctx.moveTo((boundingBox.x.value + boundingBox.width.value - halfLineWidth) * scale, (boundingBox.y.value + boundingBox.height.value - config.cornerRadius.bottomRight.value - halfLineWidth) * scale);
+                        ctx.lineWidth = lineWidth * scale;
+                        ctx.strokeStyle = `rgba(${color.r.value}, ${color.g.value}, ${color.b.value}, ${color.a.value / 255})`;
+                        ctx.arcTo((boundingBox.x.value + boundingBox.width.value - halfLineWidth) * scale, (boundingBox.y.value + boundingBox.height.value - halfLineWidth) * scale, (boundingBox.x.value + boundingBox.width.value - config.cornerRadius.bottomRight.value - halfLineWidth) * scale, (boundingBox.y.value + boundingBox.height.value - halfLineWidth) * scale, config.cornerRadius.bottomRight.value * scale);
+                        ctx.stroke();
+                    }
+                    // Bottom Border
+                    if (config.bottom.width.value > 0) {
+                        let color = config.bottom.color;
+                        let lineWidth = config.bottom.width.value;
+                        let halfLineWidth = lineWidth / 2;
+                        ctx.lineWidth = lineWidth * scale;
+                        ctx.strokeStyle = `rgba(${color.r.value}, ${color.g.value}, ${color.b.value}, ${color.a.value / 255})`;
+                        ctx.moveTo((boundingBox.x.value + config.cornerRadius.bottomLeft.value + halfLineWidth) * scale, (boundingBox.y.value + boundingBox.height.value - halfLineWidth) * scale);
+                        ctx.lineTo((boundingBox.x.value + boundingBox.width.value - config.cornerRadius.bottomRight.value - halfLineWidth) * scale, (boundingBox.y.value + boundingBox.height.value - halfLineWidth) * scale);
+                        ctx.stroke();
+                    }
+                    // Bottom Left Corner
+                    if (config.cornerRadius.bottomLeft.value > 0) {
+                        let color = config.bottom.color;
+                        let lineWidth = config.bottom.width.value;
+                        let halfLineWidth = lineWidth / 2;
+                        ctx.moveTo((boundingBox.x.value + config.cornerRadius.bottomLeft.value + halfLineWidth) * scale, (boundingBox.y.value + boundingBox.height.value - halfLineWidth) * scale);
+                        ctx.lineWidth = lineWidth * scale;
+                        ctx.strokeStyle = `rgba(${color.r.value}, ${color.g.value}, ${color.b.value}, ${color.a.value / 255})`;
+                        ctx.arcTo((boundingBox.x.value + halfLineWidth) * scale, (boundingBox.y.value + boundingBox.height.value - halfLineWidth) * scale, (boundingBox.x.value + halfLineWidth) * scale, (boundingBox.y.value + boundingBox.height.value - config.cornerRadius.bottomLeft.value - halfLineWidth) * scale, config.cornerRadius.bottomLeft.value * scale);
+                        ctx.stroke();
+                    }
+                    // Left Border
+                    if (config.left.width.value > 0) {
+                        let color = config.left.color;
+                        let lineWidth = config.left.width.value;
+                        let halfLineWidth = lineWidth / 2;
+                        ctx.lineWidth = lineWidth * scale;
+                        ctx.strokeStyle = `rgba(${color.r.value}, ${color.g.value}, ${color.b.value}, ${color.a.value / 255})`;
+                        ctx.moveTo((boundingBox.x.value + halfLineWidth) * scale, (boundingBox.y.value + boundingBox.height.value - config.cornerRadius.bottomLeft.value - halfLineWidth) * scale);
+                        ctx.lineTo((boundingBox.x.value + halfLineWidth) * scale, (boundingBox.y.value + config.cornerRadius.bottomRight.value + halfLineWidth) * scale);
+                        ctx.stroke();
+                    }
+                    ctx.closePath();
+                    break;
+                }
+                case (CLAY_RENDER_COMMAND_TYPE_TEXT): {
+                    let config = readStructAtAddress(renderCommand.config.value, textConfigDefinition);
+                    let textContents = renderCommand.text;
+                    let stringContents = new Uint8Array(memoryDataView.buffer.slice(textContents.chars.value, textContents.chars.value + textContents.length.value));
+                    let fontSize = config.fontSize.value * GLOBAL_FONT_SCALING_FACTOR * scale;
+                    ctx.font = `${fontSize}px ${fontsById[config.fontId.value]}`;
+                    let color = config.textColor;
+                    ctx.textBaseline = 'middle';
+                    ctx.fillStyle = `rgba(${color.r.value}, ${color.g.value}, ${color.b.value}, ${color.a.value / 255})`;
+                    ctx.fillText(textDecoder.decode(stringContents), boundingBox.x.value * scale, (boundingBox.y.value + boundingBox.height.value / 2 + 1) * scale);
+                    break;
+                }
+                case (CLAY_RENDER_COMMAND_TYPE_SCISSOR_START): {
+                    window.canvasContext.save();
+                    window.canvasContext.beginPath();
+                    window.canvasContext.rect(boundingBox.x.value * scale, boundingBox.y.value * scale, boundingBox.width.value * scale, boundingBox.height.value * scale);
+                    window.canvasContext.clip();
+                    window.canvasContext.closePath();
+                    break;
+                }
+                case (CLAY_RENDER_COMMAND_TYPE_SCISSOR_END): {
+                    window.canvasContext.restore();
+                    break;
+                }
+                case (CLAY_RENDER_COMMAND_TYPE_IMAGE): {
+                    let config = readStructAtAddress(renderCommand.config.value, imageConfigDefinition);
+                    let src = textDecoder.decode(new Uint8Array(memoryDataView.buffer.slice(config.sourceURL.chars.value, config.sourceURL.chars.value + config.sourceURL.length.value)));
+                    if (!imageCache[src]) {
+                        imageCache[src] = {
+                            image: new Image(),
+                            loaded: false,
+                        }
+                        imageCache[src].image.onload = () => imageCache[src].loaded = true;
+                        imageCache[src].image.src = src;
+                    } else if (imageCache[src].loaded) {
+                        ctx.drawImage(imageCache[src].image, boundingBox.x.value * scale, boundingBox.y.value * scale, boundingBox.width.value * scale, boundingBox.height.value * scale);
+                    }
+                    break;
+                }
+                case (CLAY_RENDER_COMMAND_TYPE_CUSTOM): break;
+            }
+        }
+    }
+
+    function renderLoop(currentTime) {
+        const elapsed = currentTime - previousFrameTime;
+        previousFrameTime = currentTime;
+        let activeRendererIndex = memoryDataView.getUint32(instance.exports.ACTIVE_RENDERER_INDEX.value, true);
+        if (activeRendererIndex === 0) {
+            instance.exports.UpdateDrawFrame(scratchSpaceAddress, window.innerWidth, window.innerHeight, 0, 0, window.mousePositionXThisFrame, window.mousePositionYThisFrame, window.touchDown, window.mouseDown, 0, 0, window.dKeyPressedThisFrame, elapsed / 1000);
+        } else {
+            instance.exports.UpdateDrawFrame(scratchSpaceAddress, window.innerWidth, window.innerHeight, window.mouseWheelXThisFrame, window.mouseWheelYThisFrame, window.mousePositionXThisFrame, window.mousePositionYThisFrame, window.touchDown, window.mouseDown, window.arrowKeyDownPressedThisFrame, window.arrowKeyUpPressedThisFrame, window.dKeyPressedThisFrame, elapsed / 1000);
+        }
+        let rendererChanged = activeRendererIndex !== window.previousActiveRendererIndex;
+        switch (activeRendererIndex) {
+            case 0: {
+                renderLoopHTML();
+                if (rendererChanged) {
+                    window.htmlRoot.style.display = 'block';
+                    window.canvasRoot.style.display = 'none';
+                }
+                break;
+            }
+            case 1: {
+                renderLoopCanvas();
+                if (rendererChanged) {
+                    window.htmlRoot.style.display = 'none';
+                    window.canvasRoot.style.display = 'block';
+                }
+                break;
+            }
+        }
+        window.previousActiveRendererIndex = activeRendererIndex;
+        requestAnimationFrame(renderLoop);
+        window.mouseDownThisFrame = false;
+        window.arrowKeyUpPressedThisFrame = false;
+        window.arrowKeyDownPressedThisFrame = false;
+        window.dKeyPressedThisFrame = false;
+    }
+    init();
+</script>
+<body>
+</body>
+</html>
\ No newline at end of file
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