.white_line{position:absolute;width:100%;height:1px;background-color:#fff;z-index:1}.top{top:0}.bottom{bottom:0}.content_video .video-js .vjs-big-play-button{font-size:1.5em;width:40px;border-radius:20px;position:absolute;top:50%;left:50%;margin:-14px 0 0 -20px}.content_video{margin-top:81px;text-align:center}@media screen and (max-width:1279px){.content_video{margin-bottom:81px}}