.video_list .play_icon{ width:50px; height:50px; background:url(../images/video_play.png); background-size:50px; margin:-25px 0 0 -25px; display:block; position:absolute; left:50%; top:50%;}
/*-----------弹窗----------*/
.video_popup{ width:100%; height:100%; background:#000; position:fixed; left:0; top:0; z-index:9999; display:none;}
.video_popup .key_press{ width:100%; height:50px; background:rgba(0,0,0,0.6); padding:0 20px; box-sizing:border-box; position:absolute; left:0; top:-50px; z-index:999; transition:all 0.4s;}
.video_popup .key_press.out{ top:0;}
.key_press .close_btn{ width:24px; height:24px; background:url(../images/close_icon.png); display:block; margin-top:13px; float:right;}
.video_popup .video_box{ width:100%; position:absolute; left:0; top:50%;}
.video_box video{ width:100%;}