网站变灰代码

/* 网站变灰代码 */

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);}

 

<!-- 头部插入网站变灰代码 -->

<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>

 

参考：http://www.chukuangren.com/heibaidaima.html