解决FF与IE对HR的解释

hr{
 display:block;
 height:1px;
 border:none;
 border-top:1px solid #999999;
 margin:0px 0px !important; margin:0px 0 -14px 0;
 float:none !important; float:left;
}

转载于:https://www.cnblogs.com/hanwater/archive/2009/09/05/1560934.html