标签：class nbsp logs blog pre css style triangle border
.triangle{ border-width: 5px 4px 0 4px; border-color: #454A7Btransparent transparent transparent; border-style:solid; height: 0; width: 0; }
标签：class nbsp logs blog pre css style triangle border
原文地址：http://www.cnblogs.com/xuxinyuan/p/6323682.html
