<style>
html {-webkit-filter : grayscale(100%);-moz-filter: grayscale(100%);-o-filter: grayscale(100%);filter: grayscale(100%);filter: progid:DXImageTransform.Microsoft.BasicImage(grayscale=1);}
</style>添加在head模板中
<style>
html {-webkit-filter : grayscale(100%);-moz-filter: grayscale(100%);-o-filter: grayscale(100%);filter: grayscale(100%);filter: progid:DXImageTransform.Microsoft.BasicImage(grayscale=1);}
</style>添加在head模板中
