nav,nav ul{background:#3bafda}nav,nav a{height:48px;color:#fff}nav,nav a,nav a:hover{color:#fff}.upload-area,.upload-area .select-file{cursor:pointer;transition:height .5s;height:200px}body{font:14px/1.42857 "Microsoft YaHei","Helvetica Neue",Helvetica,Arial,sans-serif;background:#fff}#content{margin-top:1em}nav{width:100%;position:fixed;top:0;left:0;z-index:10}nav .first-menu{margin-left:2em}#fold,nav ul{margin:0;padding:0}nav li{display:inline;float:left}nav a{display:inline-block;text-align:center;text-decoration:none;line-height:48px;margin:0 1em;padding:0}nav a#openup{display:none}@media screen and (max-width:480px){nav a,nav a:hover{background:#3bafda}nav a#openup,nav li{width:100%;position:relative}nav{border-bottom:0}nav .first-menu{margin-left:0}nav ul{display:none;height:auto}nav li{float:left}nav li:first-child{border-top:1px solid #fff}nav a{text-align:left;width:100%;text-indent:20px;margin:0}nav a:hover{color:#fff}nav a#openup:after{content:"|||";transform:rotate(-90deg);-ms-transform:rotate(-90deg);-webkit-transform:rotate(-90deg);width:30px;height:40px;display:inline-block;position:absolute;right:20px;top:15px}nav a#openup{font-size:16px;display:block;background-color:#3bafda;height:46px}}.cf:after,.cf:before{content:"";display:table}.cf:after{clear:both}.cf{zoom:1}#upload{width:auto;z-index:3;margin-top:58px;position:relative;background:#F5F7FA;border:2px dashed #ddd}#fold{display:block;position:absolute;right:.2em;color:#ccc;top:0;cursor:pointer}.upload-area{width:auto;margin:0 2.6em 0 .4em;padding:0;position:relative}.upload-area .select-file{border-width:0;width:100%;margin:0}.upload-area .select-file-style{background:#F5F7FA;position:absolute;top:0;left:0;width:100%;height:200px;border:0;pointer-events:none;color:#AAB2BD;font-size:2em;line-height:2em;font-family:"Microsoft YaHei",Tahoma,arial;transition:height .5s,font-size .5s,border-width .5s,line-height .5s}.upload-area-close{height:28px;overflow:hidden}.upload-area-close .select-file{height:28px}.upload-area-close .select-file-style{height:28px;font-size:1em;line-height:1em}@media screen and (max-width:520px){#upload .upload-area,#upload .upload-area .select-file{height:150px}#upload .upload-area .select-file-style{height:150px;font-size:1.2em}#upload .upload-area-close{height:28px;overflow:hidden}#upload .upload-area-close .select-file{height:28px}#upload .upload-area-close .select-file-style{height:28px;font-size:1em;line-height:1em}}#img-upload{position:relative;background:#F5F7FA;border:2px dashed #ddd}#img-upload .upload-area{margin:0}.remodal-custom{padding:20px;max-height:350px;overflow:auto}.custom-remodal-close,.custom-remodal-close:before{left:auto;right:0}.modal-header{margin-bottom:20px}.modal-header span{font-size:1em;line-height:1.2em}.loading-background{position:fixed;top:0;left:0;height:100%;width:100%;background-color:#000;filter:alpha(opacity=70);-moz-opacity:.7;-khtml-opacity:.7;opacity:.7;z-index:999999}.loading-icon{margin:auto;position:absolute;top:60px;left:60px;bottom:0;right:0;height:60px;width:60px}.square-spin>div{border:0}:target:before{content:"";display:block;height:50px;margin:-50px 0 0}.setting-section{margin-bottom:1em}.setting-title{font-size:1.4em;border-bottom:1px solid #ccc;padding-bottom:.5em;margin-bottom:.5em;text-align:left}.custom-checkbox+label,.custom-radio+label{text-align:left;line-height:16px;display:inline-block;margin:.5em 1em}.setting-content{text-align:left}.toc-level{width:50px}.custom-checkbox+label:before{width:14px;height:14px}.custom-checkbox+label:after{left:5px;width:5px;height:8px}.custom-radio+label:before{width:14px;height:14px}.custom-radio+label:after{left:5px;top:5px;width:6px;height:6px}