*{margin:0;padding:0;list-style-type:none;}
/*课程介绍 轮播*/
.friend{height:300px;margin:0 auto;overflow:hidden;width:1095px;}
.mr_frbox{height:280px;padding:24px 0px 0px;}
.mr_frBtnL{cursor:pointer;display:inline;float:left;height:46px;margin:120px 10px 0 0;width:28px;}
.mr_frUl{float:left;height:280px;width:1000px;margin-left:10px;}
.mr_frBtnR{float:right;margin-top:120px;cursor:pointer;width:28px;height:46px;}
.mr_frUl ul li{display:inline;float:left;/*height:280px;*/width:200px;overflow:hidden;position:relative;}
.mr_frUl ul li a img{/*display:block;*/width:100%;}
.mr_zhe{width:200px;position:absolute;top:0;background:rgba(78, 164, 181, 0.20) none repeat scroll 0 0 !important;/*实现FF背景透明，文字不透明*/filter:Alpha(opacity=80);background:#4ea4b5;/*实现IE背景透明*//*height:389px;*/left:0;right:0;}
.mr_zhe_i h1{text-align:center;font-size:182px;height:50px;line-height:50px;margin-top:30px;margin-bottom:64px;font-weight:bold;color:#fff;}
.mr_zhe_p{margin-bottom:60px;}
.mr_zhe_p h3{text-align:center;font-size:15px;font-weight:bold;color:#fff;line-height:45px;}
.mr_zhe_p h3 span{display:block;margin:0 auto;width:180px;font-size:15px;border-bottom:1px solid #fff;}
.mr_zhe_hover{bottom:-196px;height:200px;position:absolute;width:200px;background:rgba(0, 0, 0, 0.25) none repeat scroll 0 0 !important;/*实现FF背景透明，文字不透明*/filter:Alpha(opacity=80);background:#0a0a0a;/*实现IE背景透明*/}
.mr_zhe_hover h1{text-align:center;height:15px;line-height:50px;margin:10px 0;color:#fff;}