.comments {margin:15px 0;border-bottom:1px solid #F0EDED;}
.inf {font-size:1.8em;color:#bbb;background-color:#F0EDED;padding:3px;}
.inf  b{float:left;font-size:1.4em;margin-right:5px;}
.inf .num{font-size:0.5em;padding:3px 0;}
.comments .com {clear:both;padding:10px;min-height:50px;}
.comments .com  .ava{border:1px solid #ccc;width:80px;margin-right:10px;float:left;}
.comments  .opt {width:98%;clear:both;text-align:right;padding:5px 0;}
.comments  .opt a{color:#bbb;border-bottom:none;}
.comments  .opt a:hover{border-bottom:1px dotted #ccc;text-decoration:none;}