标签：width pac ted parent line font style col height
i{
display: inline-block;
width:0;
height:0;
border-width:20px;
border-style:solid;
border-color:#000 transparent transparent transparent;
}
标签：width pac ted parent line font style col height
原文地址：https://www.cnblogs.com/cnlg123/p/11286892.html
