css 具有动画翻转/悬停效果的灰度翻转图像

Posted 2021-05-13

<img class="grayscale" src="https://pbs.twimg.com/profile_images/1847862599/Grad_LFC_Crest_twitter.jpg" >

img.grayscale {
    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"); /* Firefox 10+, Firefox on Android */
    filter: gray; /* IE6-9 */
    -webkit-filter: grayscale(100%); /* Chrome 19+, Safari 6+, Safari 6+ iOS */
          -webkit-transition: 0.3s all ease-in;
      -o-transition: 0.3s all ease-in;
      -moz-transition: 0.3s all ease-in;
      transition: 0.3s all ease-in;
}

img.grayscale:hover {
    -webkit-filter: grayscale(0%); /* Chrome 19+, Safari 6+, Safari 6+ iOS */
      -webkit-transition: 0.3s all ease-in;
      -o-transition: 0.3s all ease-in;
      -moz-transition: 0.3s all ease-in;
      transition: 0.3s all ease-in;
}