专门定义一个类clearfix
用的时候带上类clearfix即可,class="clearfix"
.clearfix:after {
visibility: hidden;
clear: both;
display: block;
content: ".";
height: 0
}
专门定义一个类clearfix
用的时候带上类clearfix即可,class="clearfix"
.clearfix:after {
visibility: hidden;
clear: both;
display: block;
content: ".";
height: 0
}