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Result Size: 625 x 565
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<!DOCTYPE html>
<html>
<body>
​
<h1>The canvas element</h1>
​
<canvas id="myCanvas">
Your browser does not support the canvas tag.
</canvas>
​
<script>
var c = document.getElementById("myCanvas");
var ctx = c.getContext("2d");
ctx.fillStyle = "red";
ctx.fillRect(20, 20, 75, 50);
​
//Turn transparency on
ctx.globalAlpha = 0.2;
ctx.fillStyle = "blue"; 
ctx.fillRect(50, 50, 75, 50); 
ctx.fillStyle = "green"; 
ctx.fillRect(80, 80, 75, 50);
</script>
​
</body>
​
​
​
</html>
​
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