/* media */
/* 横屏 */
@media screen and (orientation:landscape){
    
}
/* 竖屏 */
@media screen and (orientation:portrait){
    
}

@media screen and (max-width: 1510px){
  .header-box .header-pc .nav{
	margin-right: 1.5em;
  }
  .header-box .header-pc .nav ul li .lv1{
    font-size: 16px;
    padding: 0 0.8em;
  }
}
@media screen and (max-width: 1400px) {
    .index-ban-doc .big-tit1 {
        font-size: 1.5em;
    }
    .index-ban-doc .big-tit {
        font-size: 2.2em;
        text-shadow: 0 3px 3px rgba(0, 0, 0, 0.3);
        -moz-text-shadow: 0 3px 3px rgba(0, 0, 0, 0.3);
        -webkit-text-shadow: 0 3px 3px rgba(0, 0, 0, 0.3);
    }
	
	.toper-box .nav-box .pc-nav .left .back{
		width: 54px;
	}
	.toper-box .nav-box .pc-nav .left .current{
		margin-left: 15px;
	}
	.toper-box .nav-box .pc-nav .right li{
		margin-left: 15px;
	}
}
@media screen and (max-width: 1300px){
	.header-box .header-pc .nav ul li .lv1{
		padding: 0 0.5em;
	}
	.toper-box .nav-box .pc-nav .right li{
		margin-left: 10px;
		font-size: 14px;
	}
}
@media screen and (max-width: 991px) {
    .index-ban-doc .big-tit1 {
        font-size: 1.3em;
    }
    .index-ban-doc .big-tit {
        font-size: 2em;
        text-shadow: 0 3px 3px rgba(0, 0, 0, 0.3);
        -moz-text-shadow: 0 3px 3px rgba(0, 0, 0, 0.3);
        -webkit-text-shadow: 0 3px 3px rgba(0, 0, 0, 0.3);
    }
	.toper-box .imgs-box{
		height: 2.24rem;
	}
	.toper-box .nav-box{
		line-height: 0.56rem;
	}
}
/* 窗口宽度<768,设计宽度=640 */
@media screen and (max-width:767px){
    
}
/* 窗口宽度<640,设计宽度=480 */
@media screen and (max-width:639px){
    
}
/* 窗口宽度<480,设计宽度=320 */
@media screen and (max-width:479px){
    
}
/* windows UI 贴靠 */
@media screen and (-ms-view-state:snapped){
    
}
/* 打印 */
@media print{
    
}