*{ margin:0px; padding:0px;}
a{ text-decoration:none;}
.body{ width:100%;}
.box_1200{width:1200px; margin:0 auto;}
.overflow{ overflow:hidden;}

/*浮动*/
.f_left{ float:left;}
.f_right{ float:right;}

/*文字溢出隐藏*/
.textyc1{overflow:hidden;text-overflow:ellipsis;white-space:nowrap; }
.textyc3{overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical; }
.textyc5{overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:5;-webkit-box-orient:vertical; }

/*背景颜色*/
.footbg1{ background:#252628;}
.footbg2{background:#000000;}
.footbg3{ background:#157DB2;}

/*广告大小*/
.gg_100{ width:100%; display:block;}

/*边框*/
.borbtm1{ border-bottom:1px solid;}

/*边框颜色*/
.bdbdbd{ border-color:#DBDBDB;}

/*外边距*/
.mar_btm10{ margin-bottom:10px;}
.mar_btm20{ margin-bottom:20px;}
.mar_btm30{ margin-bottom:30px;}