*{margin:0;padding:0;list-style:none;font-family: 'Microsoft Yahei','宋体','微软雅黑',Arial,'Lucida Grande',Tahoma,sans-serif; }
html, body {
    -webkit-tap-highlight-color: rgba(0,0,0,0);
    color:#333;
    font-size: 14px;
    font-family: 'Microsoft Yahei','宋体','微软雅黑',Arial,'Lucida Grande',Tahoma,sans-serif; 
}
h1,h2,h3,h4,h5{font-weight: 500;}
a{color:#323232;text-decoration:none;}
a.f3{color: #333;}
a.f8{color: #888;}
a:hover{color:#bb4445;}
.f_blue{color: #006ab6;}
.f_333{color:#333 !important;}
.f18{font-size: 18px !important;}
.f30{font-size: 30px !important;}
img{border:0 none;}
input,a,textarea,button{outline:none;}
span,b,dl,dt,ul,li,i,em{font-style: normal;}
p{line-height: 1.7em;}
.zIndex{z-index: 98;}
.rel{position: relative;}
.abs{position: absolute;}
.overflow{overflow: hidden;}
.block{display: block;}
.textshadow{text-shadow: 0 0 5px rgba(0,0,0,0.5)}
.textshadowb{text-shadow: 0 2px 5px rgba(0,0,0,0.5)}
.border_b{border-bottom: 1px solid #eee;}
.section{text-align: center;color: #fff;position:relative;min-width:1000px;overflow:hidden;}
.clearfix{zoom:1;clear:both;display:inline-block;}
.clearfix{display:block;}
.clearfix:after{content:".";height:0;display:block;clear:both;visibility:hidden;font-size:0;}
.pb50{padding-bottom: 50px;}
.pt50{padding-top: 50px !important;}
.pt20{padding-top:20px !important;}
.pt10{padding-top: 10px !important;}
.backtop{position: fixed;bottom: 50px;right:50%;margin-right: -610px;z-index: 9999;width:40px;height:40px;border-radius: 50%;cursor: pointer;}
.backtop i{font-size: 37px;opacity: 0.8;color: #bb4445;line-height: 46px;text-align: center;display: block;}
/*display*/
.display_flex > *{display: block;}
.display_flex{display:block;display: -webkit-box;display: -ms-flexbox;display: -webkit-flex;display: flex;}
.display_inline-flex{display: -webkit-inline-box;display: -ms-inline-flexbox;display: -webkit-inline-flex;display: inline-flex;}
.display_inline-flex > *{display: block;}
/*伸缩流方向*/
.flex-direction_column{-webkit-box-orient: vertical;-ms-flex-direction: column;-webkit-flex-direction: column;flex-direction: column;}
/*主轴对齐*/
.justify-content_flex-center{-webkit-box-pack: center;-ms-flex-pack: center;-webkit-justify-content: center;justify-content: center;}
.justify-content_flex-end{-webkit-box-pack: end;-ms-flex-pack: end;-webkit-justify-content: flex-end;justify-content: flex-end;}
.justify-content_flex-justify{-webkit-box-pack: justify;-ms-flex-pack: justify;-webkit-justify-content: space-between;justify-content: space-between;}
/*侧轴对齐*/
.align-items_flex-start{-webkit-box-align: start;-ms-flex-align: start;-webkit-align-items: flex-start;align-items: flex-start;}
.align-items_flex-end{-webkit-box-align: end;-ms-flex-align: end;-webkit-align-items: flex-end;align-items: flex-end;}
.align-items_center{-webkit-box-align: center;-ms-flex-align: center;-webkit-align-items: center;align-items: center;}
.align-items_baseline{-webkit-box-align: baseline;-ms-flex-align: baseline;-webkit-align-items: baseline;align-items: baseline;}
/*伸缩性*/
.flex_auto{-webkit-box-flex: 1;-ms-flex: auto;-webkit-flex: auto;flex: auto;}
.flex_1{width: 0;-webkit-box-flex: 1;-ms-flex: 1;-webkit-flex: 1;flex: 1;}
.flex_2{width: 0;-webkit-box-flex: 2;-ms-flex: 2;-webkit-flex: 2;flex:2;}
/*显示顺序*/
.order_2{-webkit-box-ordinal-group: 2;-ms-flex-order: 2;-webkit-order: 2;order: 2;}
.order_3{-webkit-box-ordinal-group: 3;-ms-flex-order: 3;-webkit-order: 3;order: 3;}
.boxSizing{box-sizing:border-box; -moz-box-sizing:border-box;-webkit-box-sizing:border-box;}