| <!DOCTYPE html> |
| <html> |
| <head> |
| <style type="text/css" media="screen"> |
| .wrapper { |
| outline: 1px solid black; |
| width: 280px; |
| height: 280px; |
| -webkit-box-sizing: border-box; |
| margin: 4px; |
| display: inline-block; |
| } |
| |
| .box { |
| position: relative; |
| width: 280px; |
| height: 280px; |
| display: inline-block; |
| } |
| |
| .indicator { |
| position: absolute; |
| width: 280px; |
| height: 280px; |
| -webkit-box-sizing: border-box; |
| border: 0 solid rgba(0, 255, 0, 0.05); |
| } |
| |
| </style> |
| </head> |
| <body> |
| |
| <!-- The extent of the shadow should approximately match the pale green boxes. --> |
| <div class="wrapper"> |
| <div class="indicator box" style="border-width: 10px"></div> |
| <div class="box" style="box-shadow: 0 0 10px black inset"></div> |
| </div> |
| |
| <div class="wrapper"> |
| <div class="indicator box" style="border-width: 20px"></div> |
| <div class="box" style="box-shadow: 0 0 20px black inset"></div> |
| </div> |
| <br> |
| |
| <div class="wrapper"> |
| <div class="indicator box" style="border-width: 50px"></div> |
| <div class="box" style="box-shadow: 0 0 50px black inset"></div> |
| </div> |
| |
| <div class="wrapper"> |
| <div class="indicator box" style="border-width: 90px"></div> |
| <div class="box" style="box-shadow: 0 0 90px black inset"></div> |
| </div> |
| |
| </body> |
| </html> |
