@charset "utf-8";*{margin:0;padding:0;color:#000}#parent{width:100%;text-align:center}#wrapper{width:1280px;height:720px;margin:0 auto;position:relative}#canvas{background-color:#fff;display:block;height:auto;object-fit:contain;width:100%;height:100%;text-align:center;position:relative}#preload{top:0;width:1280px;height:720px;display:block;text-align:center;position:fixed}#preload>img{top:50%;vertical-align:middle;max-height:100%;position:relative}.topic{width:100%;height:100%;top:0;left:0;cursor:pointer;position:fixed;z-index:9;display:none}.robot{top:50%;left:50%;width:420px;height:220px;display:block;position:absolute;z-index:1;background-image:url(../res/robot.png);transform:translate(-50%,-50%)}.black{top:0;width:100%;height:100%;background:rgba(0,0,0,.8);position:absolute}