.ding {height:48px;overflow:hidden;}
header{
    position:fixed;z-index:1000;
    width:100%;
	height:48px;
	line-height:48px;
	text-align: center;
	font-size:1.5em;
    background-color: #05489f;
    color:#fff;
}

.backprev{
	float:left;
	width: 15%;
    text-align: center;
    color: #fff;
    height: 28px;
    padding:10px 0;
    
}
.backprev img {
    height: 100%;
    
}
.head-middle{
    width: 70%;
    text-align: center;
    float: left;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.head-right{
	float:right;
	text-align: center;
	width:15%;
    line-height:30px;
}

.drawer-main{position:fixed;z-index:1000;top:0;width:180px;height:100%;overflow:hidden}
.drawer-left .drawer-main{left:-180px;-webkit-transition:left .4s cubic-bezier(0.19,1,.22,1);-o-transition:left .4s cubic-bezier(0.19,1,.22,1);transition:left .4s cubic-bezier(0.19,1,.22,1)}
.drawer-left.drawer-open .drawer-main{left:0}
.drawer-right .drawer-main{right:-180px;-webkit-transition:right .4s cubic-bezier(0.19,1,.22,1);-o-transition:right .4s cubic-bezier(0.19,1,.22,1);transition:right .4s cubic-bezier(0.19,1,.22,1);}
.drawer-right.drawer-open .drawer-main{right:0}
.drawer-overlay{position:relative}
.drawer-left .drawer-overlay,.drawer-left .drawer-hamberger{left:0;-webkit-transition:left .4s cubic-bezier(0.19,1,.22,1);-o-transition:left .4s cubic-bezier(0.19,1,.22,1);transition:left .4s cubic-bezier(0.19,1,.22,1);}
.drawer-left.drawer-open .drawer-overlay,.drawer-left.drawer-open .drawer-hamberger{left:180px}
.drawer-right .drawer-overlay,.drawer-right .drawer-hamberger{right:0;-webkit-transition:right .4s cubic-bezier(0.19,1,.22,1);-o-transition:right .4s cubic-bezier(0.19,1,.22,1);transition:right .4s cubic-bezier(0.19,1,.22,1);}
.drawer-right.drawer-open .drawer-overlay,.drawer-right.drawer-open .drawer-hamberger{right:180px}
.drawer-overlay-upper{position:fixed;top:0;z-index:1100;display:none;height:100%;background-color:#000;background-color:rgba(0,0,0,.5)}
.drawer-left.drawer-open .drawer-overlay-upper{right:0}
.drawer-right.drawer-open .drawer-overlay-upper{left:0}
.drawer-default{background-color:#222;-webkit-box-shadow:inset 0 0 0 rgba(0,0,0,.5);box-shadow:inset 0 0 0 rgba(0,0,0,.5)}
.drawer-default+.drawer-overlay{background-color:#fff}
.drawer-default .drawer-brand {display:block;width:100%;padding:10px 0;font-size:22px;color:#fff}
.drawer-default .drawer-nav-title,a.drawer-nav-title{display:block;padding:10px 15px 0 15px;font-size:18px;color:#ffffff;}
.drawer-default .drawer-nav-list{padding:0;margin:0 0 5px 0;list-style:none}
.drawer-default .drawer-nav-list li{display:block}
.drawer-default .drawer-nav-list li a{display:block;padding:7px;color:#888}
.drawer-default .drawer-nav-list li ul a{padding:8px 20px}
.drawer-hamberger{position:fixed;z-index:1000;display:block;width:25px;height:25px;padding:20px;background-color:transparent;border:0}
.drawer-hamberger span{margin-top:3px}
.drawer-hamberger span,.drawer-hamberger span:before,.drawer-hamberger span:after{position:absolute;display:block;width:30px;height:2px;cursor:pointer;content:'';background-color:#fff;border-radius:1px;-webkit-transition:all .4s cubic-bezier(0.19,1,.22,1);-o-transition:all .4s cubic-bezier(0.19,1,.22,1);transition:all .4s cubic-bezier(0.19,1,.22,1)}
.drawer-hamberger span:before{top:-10px}
.drawer-hamberger span:after{bottom:-10px}
.drawer-open .drawer-hamberger span{background-color:transparent}
.drawer-open .drawer-hamberger span:before,.drawer-open .drawer-hamberger span:after{top:0}
.drawer-open .drawer-hamberger span:before{-webkit-transform:rotate(45deg);-ms-transform:rotate(45deg);-o-transform:rotate(45deg);transform:rotate(45deg)}
.drawer-open .drawer-hamberger span:after{-webkit-transform:rotate(-45deg);-ms-transform:rotate(-45deg);-o-transform:rotate(-45deg);transform:rotate(-45deg)}
.drawer-hamberger:hover{cursor:pointer}@media (min-width:767px){.drawer-responsive.drawer-left .drawer-toggle,.drawer-responsive.drawer-right .drawer-toggle{display:none;visibility:hidden}
.drawer-responsive.drawer-left .drawer-main{left:0}
.drawer-responsive.drawer-right .drawer-main{right:0}}@media (min-width:768px){.drawer-responsive{background-color:#222}
.drawer-responsive.drawer-left .drawer-main,.drawer-responsive.drawer-right .drawer-main{position:absolute;width:150px!important;height:auto!important;overflow:visible!important}
.drawer-responsive.drawer-left .drawer-main{float:left}
.drawer-responsive.drawer-left .drawer-overlay{margin-left:150px}
.drawer-responsive.drawer-right .drawer-main{float:right}
.drawer-responsive.drawer-right .drawer-overlay{margin-right:150px}}@media (min-width:1200px){.drawer-responsive.drawer-left .drawer-main,.drawer-responsive.drawer-right .drawer-main{width:180px!important}
.drawer-responsive.drawer-left .drawer-overlay{margin-left:180px}
.drawer-responsive.drawer-right .drawer-overlay{margin-right:180px}