body{position:relative;overflow-y:scroll}
.usehelpc{font-size:13px;color:#3d3d3d}
.usehelpc{border:1px solid #ddd;overflow:hidden;margin-top:15px;padding:20px 25px;background:#fff}
.h_main{width:77%;float:right;border-left:1px solid #ddd}
.h_main h2{font-size:30px;  margin-top: 30px;font-family:"Helvetica Neue", Helvetica, Microsoft Yahei, Hiragino Sans GB, WenQuanYi Micro Hei, sans-serif; margin-bottom: 10px;font-weight:500}
.ts_p span{display:inline-block;padding:7px 15px;border:1px solid #ddd}
.h_main p{margin:16px 0;}
.h_main p em{color:#ff2d2d}
.h_nav{width:260px;float:left}
.h_nav ul{width:260px;}
.h_nav .navfixed{position:fixed;top:15px}
.h_nav li{margin:15px 0;padding-left:15px}
.h_nav li a{color:#3d3d3d}
.h_nav li.first{font-size:18px;margin-top:0;color:#f16765}
.h_nav li.active{border-left:3px solid #599d41;padding-left:12px}
.h_nav li.active a{color:#599d41}
.h_nav a.external{display:block;background:url('/Images/index/scrtool.png') no-repeat;width:40px;height:40px;text-indent:-999em}
.h_nav a.external:hover{background:url('/Images/index/scrtol1.png') no-repeat}