HTML
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>Canvas Shadow Blur</title> </head> <body> <!-- copy --> <canvas id="canvasElement3" width="200" height="200" class="element"></canvas> <script> var canvasE=document.getElementById("canvasElement3"); var ctx = canvasE.getContext("2d"); ctx.fillStyle="red"; ctx.shadowOffsetX=8; ctx.shadowOffsetY=8; ctx.shadowBlur=5; ctx.shadowColor="blue"; ctx.fillRect(20,20,50,50); </script> <!-- end --> </body> </html>
CSS
.element{ border: 2px solid red; }
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