* {padding: 0;margin: 0;box-sizing:border-box;}
/*Reset the tag*/
a{text-decoration:none;}
img{border:none;}
ul,li{list-style:none;}
.clearfix::after{
				clear: both;
				content: "";
				display: block;
				height: 0;
				visibility: hidden;
			}
/* banner */
.gs_yy{width: 100%;overflow: hidden;}
.gs_yy img{display: block;margin: 0 auto;max-width: 100%;}
/* 内容 */
.gs_nr{width: 100%;margin: 0 auto;overflow: hidden;}
.gs_nr img{display: block;margin: 0 auto;max-width: 100%;}



@media only screen and (min-width: 320px) and (max-width:750px)