body{-moz-user-select:none;-webkit-user-select:none;user-select:none;}
.content{overflow: hidden;margin: 80px 20px 40px;}
.content_left{width: 240px;background-color: #E6E6E6;float: left;margin-left: 20px;}
.content_right{margin-left: 280px;margin-right: 20px;background-color: #fff;padding-bottom: 30px;}
.content_left_title{height: 60px;line-height: 60px;font-weight: bold;padding-left: 25px;border-bottom: 1px solid #f1f1f1;font-size: 20px;}
.content_left_title span{font-size: 16px;}
.content_left_nav{background-color: #fff;margin-bottom: 300px;}
.content_left_nav>ul>li{}
.content_left_nav>ul>li>a{display: block;height: 100%;padding-left: 25px;height: 45px;line-height: 45px;color: #3e3c3c;background-color: #E6E6E6;}
.content_left_nav>ul>li>a.active_a,.content_left_nav>ul>li>a:hover{color: #fff;background-color: rgba(0, 0, 0, 0.3);}
.content_left_nav>ul>li>a>span{font-size: 16px;margin-left: 5px;font-weight: bold;}


/* nav 左侧菜单栏*/
.nav{width: 220px;height: 100%;background: #eaebee;transition: all .3s;padding-top: 30px;}
.nav a{display: block;overflow: hidden;padding-left: 20px;line-height: 46px;max-height: 46px;color: #000;transition: all .3s;}
.nav a span{margin-left: 30px;font-size: 16px;}
.nav-item{position: relative;}
.nav-item.nav-show{border-bottom: none;}
.nav-item ul{display: none;}
.nav-item.nav-show ul{display: block;}
.nav .nav-icon{font-size: 20px;position: absolute;margin-left:-1px;}
/*---------------------*/
.nav-more{float:right;margin-right: 20px;font-size: 22px;transition: transform .3s;}
/*---------------------*/
.nav-show .nav-more{transform:rotate(90deg);}
.nav-item-ul li a{display: block;height: 45px;line-height:45px;color: #5b5454;}
.nav-item-ul li a.active_a1,.nav-item-ul li a:hover{color:#1fb1ed;}
.nav-item-ul li a span{margin-left: 52px;font-size: 16px;}
.nav-item-ul .nav-item-ul-li{color: #0086df;background: rgba(205, 229, 239,1);}
.nav .nav-item-ul li a i{margin-left: 30px;font-size: 14px;}