鼠标放上去渐变
div
{
width:100px;
transition: width 2s;
-moz-transition: width 2s; /* Firefox 4 */
-webkit-transition: width 2s; /* Safari 和 Chrome */
-o-transition: width 2s; /* Opera */
}
使div居中:
要设置div的宽度
再使用margin 0 auto设置
标签:动画,2s,渐变,transition,width,div,css From: https://www.cnblogs.com/tuzichun/p/17079077.html