.cat .sidenav2{background:#212121;box-shadow:2px 2px 6px rgba(0,0,0,.3);display:block;font-size:16px;font-weight:400;height:80%;left:0;position:fixed;overflow:auto;transform:translate(-262px,0);transition:transform .3s;top:80px;width:250px;z-index:100}
.cat .sidenav-menu a{background:0 0;color:#BDBDBD;display:block;line-height:24px;padding:5px 16px;text-decoration:none}
.sidenav{background:#212121;box-shadow:2px 2px 6px rgba(0,0,0,.3);display:block;font-size:16px;font-weight:400;height:80%;left:0;position:fixed;overflow:auto;transform:translate(-262px,0);transition:transform .3s;top:80px;min-width:156px;z-index:100}
.sidenav.show{transform:translate(0,0)}
.sidenav-brand{background:#1347a3;border-bottom:1px solid #1347a3;color:#FAFAFA;font-size:22px;font-weight:700;line-height:32px;padding:10px 24px 10px;}
.sidenav-dropdown,.sidenav-header{border-bottom:1px solid #424242;margin:0}
.sidenav-header{background:0 0;color:#757575;font-size:19.2px;line-height:32px;padding:16px 24px 15px}
.sidenav-header small{display:block;font-size:14.4px;line-height:16px}
.sidenav-menu{list-style:none;margin:0;padding:0}
.sidenav-menu li{display:block;position:relative}
.sidenav-menu a{background:0 0;color:#BDBDBD;display:block;line-height:24px;padding:16px 24px;text-decoration:none}
.sidenav-menu a:hover{background:#616161}
.sidenav-menu a.active,.sidenav-menu a.active .sidenav-dropdown-icon,.sidenav-menu a.active .sidenav-link-icon{color:#ffffff}
.sidenav-dropdown-icon,.sidenav-link-icon{color:#757575;position:absolute;text-align:center;top:16px}
.sidenav-link-icon{display:block;height:24px;left:24px;width:24px}
.sidenav-link-title{display:block;}
.sidenav-dropdown{display:none;list-style:none;padding:0}
.sidenav-dropdown a{background:#191919;padding-left:72px}
.sidenav-dropdown a:hover{background:#616161}
.sidenav-dropdown li:first-child a{box-shadow:inset 0 1px 1px rgba(0,0,0,.1)}
.sidenav-dropdown-icon{display:none;height:16px;right:16px;width:16px}
.sidenav-dropdown-icon.show{display:block}
.sidenav-overlay{background:rgba(255,255,255,.8);display:none;height:100%;left:0;position:fixed;top:0;width:100%;z-index:99}
.sidenav-no-scroll{overflow:hidden!important}
.lanmu {position:fixed;top: 40%;font-size: 16px;padding: 10px 5px;background: #1347a3;z-index:99;color:#fff;border-bottom-right-radius: 5px;border-top-right-radius: 5px;}
.lanmu  a{color:#fff}
.lanmu_biao{position: fixed;top: 47%;left:0;z-index: 99;width: 42px;}