body{padding: 0.875rem;background: url(../images/bg.png) no-repeat;font-family: "Microsoft YaHei";background-size: 100%;}
header{overflow: hidden;}
.nav{width: 100%;height: 3.125rem;position: fixed;bottom: 0;background: #7a426b;left: 0;}
.nav_box{width: 93%;margin: 0 auto;}
.nav span{display: inline-block;width: 23.5%;color: #ababab;text-align: center;font-size: 0.75rem;}
.nav .iconfont{display: block;font-size: 1.5rem;}
.nav img{width: 1.59375rem;height: 1.4375rem;display: block;margin: 0 auto;margin-top: 0.4375rem;}
.asd{color: #fff3cf!important;}