.doc_help{position:fixed;top:30px;right:30px;background:#fff;border-radius:10px;z-index:1002;box-shadow:2px 2px 20px #666;width:600px;height:auto;margin-left:-290px;overflow:hidden;display:none}.doc_help .btn_doc_close{position:absolute;right:20px;top:20px;width:50px;height:30px;border:1px solid #ddd;z-index:1;font-size:11px;font-weight:700;background-color:rgba(0,0,0,0);cursor:pointer;outline:none}.doc_help .btn_doc_close:hover{background-color:#eee}.doc_help .title{padding:20px;margin:0;line-height:30px;border-bottom:1px solid #eee;font-size:20px;color:#eb622e}.doc_help .sub_title a{font-size:.9em;color:#ccc;margin-left:10px}.doc_help .sub_title a:hover{text-decoration:none;color:#eb622e}.doc_help .content{padding:20px;overflow:auto;width:auto;display:flex}.doc_help .content .container{flex-grow:1;margin:0 10px}.doc_help .content .item_title{padding:5px;font-size:15px;border-bottom:1px solid #eb622e;margin:10px 0 0 0}.doc_help .content .item{width:100%;font-size:13px}.doc_help .content .item th{width:70%;text-align:left;padding:5px;font-weight:normal}.doc_help .content .item td{width:30%;text-align:center;padding:5px}.doc_help .content .item td kbd{display:inline-block;padding:3px 5px;line-height:10px;color:#555;vertical-align:middle;background-color:#fcfcfc;border:1px solid;border-color:#ccc #ccc #bbb;border-radius:3px;box-shadow:inset 0 -1px 0 #bbb}.doc_help .info{padding:0 20px 10px 28px;color:#a9a9a9;font-size:12px}.doc_help .mac_platform .pc,.doc_help .pc_platform .mac{display:none}