图片变成灰色 CSS3 Filter的十种特效
.gray {
-webkit-filter: grayscale(100%);
-moz-filter: grayscale(100%);
-ms-filter: grayscale(100%);
-o-filter: grayscale(100%);
filter: grayscale(100%);
filter: gray;
}
<img src="mm1.jpg" /> <img src="mm1.jpg" class="gray" />