body{font-family: "Helvetica Neue",Helvetica,STHeiTi,sans-serif;}
.pd{padding:0 0.8em;}
.fr{float: right;}
.fl{float: left;}
.cb{clear: both;}
i,em{font-style: normal;}
a{color: #333;}

.none{display: none;}
.pointer{cursor: pointer;}

.tc{text-align: center;}
.tl{text-align: left;}
.tr{text-align: right;}

.pt1{padding-top:1em; }
.pt_5{padding-top:0.5em; }
.mt1{margin-top:1em; }
.mt_5{margin-top:0.5em; }
.pr1{padding-right:1em; }
.pr2{padding-right:2em; }
.pr_5{padding-right:0.5em; }
.mr1{margin-right:1em; }
.mr_5{margin-right:0.5em; }

.border-l{border-left:1px solid #e0e0e0;}
.border-r{border-right:1px solid #e0e0e0;}
.border-b{border-bottom:1px solid #e0e0e0;}
.border-t{border-top:1px solid #e0e0e0;}