| <!DOCTYPE html> |
| <html> |
| <head> |
| <style> |
| body svg { |
| position: absolute; |
| width: 0; |
| height: 0; |
| } |
| |
| .box { |
| height: 200px; |
| width: 200px; |
| background-color: green; |
| filter: url(#filter1); |
| } |
| </style> |
| </head> |
| <body> |
| <svg version='1.1' xmlns='http://www.w3.org/2000/svg'> |
| <defs> |
| <filter id='filter1'> |
| <feturbulence basefrequency='0.005 0.005' id='frequency1' numoctaves='1' result='noise' seed='1' type='fractalNoise'></feturbulence> |
| <fedisplacementmap id='displacement1' in2='fractalNoise' in='SourceGraphic' scale='0'></fedisplacementmap> <!-- in2 is invalid --> |
| </filter> |
| </defs> |
| </svg> |
| <div class='box'></div> |
| </body> |
| </html> |
| |
| |
