| <!DOCTYPE html> | |
| <html> | |
| <style> | |
| html, body { margin: 0; padding: 0; } | |
| </style> | |
| <body> | |
| <canvas id ="canvas" width="400" height="400" style="position:relative;"></canvas> | |
| <script> | |
| var canvas = document.getElementById('canvas'); | |
| var context = canvas.getContext("2d"); | |
| context.shadowBlur = 40; | |
| context.shadowColor = 'red'; | |
| context.shadowOffsetX = 60; | |
| context.shadowOffsetY = 80; | |
| context.fillRect(40, 40, 100, 100); | |
| </script> | |
| </body> | |
| </html> |