@charset "utf-8";
*{margin:0;padding:0;list-style-type:none;}
a,img{border:0;}

/*课程介绍 轮播*/
.friend{margin:0 auto;overflow:hidden;width:100%;float: left;}
.mr_frbox{width: 100%;}
.mr_frBtnL{cursor:pointer;display:inline;float:left;height:30px;width:30px;}
.mr_frUl{float:left;width:82%;}
.mr_frBtnR{float:left;cursor:pointer;width:30px;height:30px;}
.mr_frUl ul li{display:inline-block;float:left;overflow:hidden;position:relative;width: 33.3%;}
.mr_frUl ul li a img{/*display:block;*/width:100%;}


