.video_content{width:100%;margin:0 auto; margin-top:60px;}
.video_content .png {
display: inline-block;
background-image: url(../images/slide.png);
background-repeat: no-repeat;
font-size: 0;
vertical-align: middle;
width: 16px;
height: 16px;
}

/*slide mod*/
.video_content .slide_mod_case{height:auto;position:relative;overflow:hidden; background:none;padding:15px 0px 15px 0px;}
.video_content .slide_left_bar{position:absolute;top:25px;left:0;z-index:3;width:29px;height:75px;}
.video_content .slide_right_bar{position:absolute;top:25px;left:0;z-index:3;width:29px;height:75px;}
.video_content .slide_right_bar,.slide_mod_case .right_bar{right:0;left:auto;}
.video_content .slide_mod_case .conList{margin:0 40px;overflow:hidden;}
.video_content .slide_left_bar{left:0px; background-position:0px 0;}
.video_content .slide_left_bar:hover{left:0px; background-position:-60px 0px;}
.video_content .slide_right_bar{right:0px; background-position:-30px 0;}
.video_content .slide_right_bar:hover{right:0px; background-position:100% 0;}

.video_detail{ width:699px;margin:0 auto;}
.video_detail .video{ width:698px; height:433px; overflow:hidden;}
.video_detail iframe{ background:#000; padding:0px; margin:0px;border:0px; width:699px; height:433px;overflow-y:hidden;overflow:hidden !important;}
.slide_mod_case{width:700px; margin: 0 auto;}
#video_title{ height:25px; line-height:24px;font-size:16px; font-weight:700;}
.slide_mod_case li{ float:left;}
.slide_mod_case li .name{ width:140px; height:20px; line-height:20px; text-align:center;overflow:hidden;}

