| <style> | |
| html{ | |
| filter: grayscale(100%); | |
| -webkit-filter: grayscale(100%); | |
| -moz-filter: grayscale(100%); | |
| -ms-filter: grayscale(100%); | |
| -o-filter: grayscale(100%); | |
| filter: url("data:image/svg+xml;utf8,<svg xmlns=\'http://www.w3.org/2000/svg\'><filter id=\'grayscale\'><feColorMatrix type=\'matrix\' values=\'0.3333 0.3333 0.3333 0 0 0.3333 0.3333 0.3333 0 0 0.3333 0.3333 0.3333 0 0 0 0 0 1 0\'/></filter></svg>#grayscale"); | |
| filter:progid:DXImageTransform.Microsoft.BasicImage(grayscale=1); | |
| -webkit-filter: grayscale(1); | |
| } | |
| </style> |