* {
    box-sizing:content-box;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
}
ul,li{ list-style-type:none;}
a{text-decoration:none;color:#000;}
*{margin: 0px;padding: 0px;font-size:14px; font-family: arial,"微软雅黑", Helvetica, sans-serif;}
li{list-style-type:none;}
h1,h2,h3,h4,h5{font-weight: 500;}
img{border:0px;max-width: 100%;display:block;}

.w1300{width: 1300px;margin: 0 auto;}
.w1200{width: 1200px;margin: 0 auto;}
.w1150{width: 1150px;margin: 0 auto;}
.w1000{width: 1000px;margin: 0 auto;}
.w900{width: 900px;margin: 0 auto;}
.w333{width: 33.3333%;float: left;}
.w50{width: 50%;float: left;}
.w666{width: 66.6666%;float: left;}
.w25{width: 25%;float: left;}

.left{float: left;}
.right{float: right;}

@media screen and (max-width: 1149px) {
.w1150{width: 100%;}
.w1000{width: 100%;}
}