html{margin:0;padding:0;border:0;}
body,div,span,object,iframe,h1,h2,h3,h4,p,blockquote,pre,a,address,code,b,em,img,
dl,dt,dd,ol,ul,li,fieldset,form,label,footer,
header,hgroup,nav,section
{margin:0;padding:0;border:0;}

input{padding:0;margin:0;font-family:'Microsoft YaHei';}
img{border:none;background:none;vertical-align:middle;}
ul,ol,li{list-style-type:none;}
select,input,img,select{vertical-align:middle;}
table{border-collapse:collapse;border-spacing:0}
table, th, td {vertical-align: middle}
.clearfix:after{content: ".";display: block;height: 0;clear: both;overflow: hidden;visibility: hidden;}
.clearfix{zoom:1}
.clearboth{height:0px;line-height:0px;overflow:hidden;clear:both;font-size:0px;}

.w1200{width: 1200px;margin: 0 auto;}
.fl{float: left;}
.fr{float: right;}

.yqlj{padding: 15px 0;line-height: 30px;}
.hotkey a{margin-right: 10px;}
.hotkey{display: none;}

.mainer{
 padding-top: 0;
}
@media only screen and (max-width: 750px) {
 .mainer{
 padding-top:1px;
 }
}