#header{
	height: 180px;
	width: 100%;
	line-height: 180px;
	font-size: 16px;
	position: absolute;
	top: 0;
	left: 0;
	z-index: 10;
}
.header-box{
	position: relative;
}
.header-left{
    position: absolute;
    left: 0;
    z-index: 2;
    height: 180px;
}
.header-left .logo-img{
	position: absolute;
	top: 0;
	bottom: 0;
	margin: auto;
}
.header-right{
	position: absolute;
	right: 0;
	top: 0;
	width: 100%;
}
.header-top{
	position: absolute;
	right: 0;
	top: 30px;
	width: auto;
	z-index: 2;
}
.header-t-btn{
	float: left;
	margin-left: 45px;
	line-height: 1;
	line-height: 40px;
}
.header-bottom{
	position: absolute;
	right: 0;
	top: 0;
	height: 120px;
	line-height: 180px;
	width: 100%;
}
.head-ul{
	float: right;
}
.head-li{
	float: left;
	margin-left: 35px;
	height: 120px;
	position: relative;
    text-align: center;
}
.header-btn-a{
	color: #fff;
	font-size: 14px;
}
.head-li-a{
	color: #fff;
	font-size: 16px;
	/*display: block;*/
}
#header .second-level-menu {
	line-height: 35px;
	position: absolute;
	top: 120px;
	/*margin-top: -60px;*/
	text-align: center;
	background-color: #fff;
	padding: 0 10px;
	display: none;
	min-width:150px
}
#header .second-level-menu .second-level-menu-a{
	color: #000;
    border-top: 1px dashed #eaeaea;
    display: block;
}
#header .second-level-menu .second-level-menu-a.first{
	border: 0;
}
#header .second-level-menu.about{
	left: -53px;
}
#header .second-level-menu.product{
	left: -30px;
}
#header .second-level-menu.system{
	left: -13px;
}
#header .second-level-menu.vocational{
	left: -50px;
}
#header.active{
	height: 80px;
	line-height: 80px;
	position: fixed;
	top: 0;
	left: 0;
}
#header.active .header-left,
#header.active .head-li,
#header.active .header-bottom{
	height: 80px;
	line-height: 80px;
}
#header.active .header-top{
	display: none;
}
#header.active1{
	background-color: #fff;
	color: #000;
	border-bottom: 1px solid #e3e3e3;
}
#header.active1 .head-li-a{
	color: #000;
}
#header.active .second-level-menu{
	top: 80px;
}
#header .logo1{
	display: block;
}
#header .logo2{
	display: none;
}
#header.active1 .logo1{
	display: none;
}
#header.active1 .logo2{
	display: block;
}
#header .head-li-a.active{
	color: #00aebb;
}
#header .header-t-btn .second-level-menu{
    min-width: 50px;
    top: 35px;
    left: -20px;
}
.menu_open{
	display: none;
    position: absolute;
    /*height: 100%;*/
    right: 25px;
    top: 27.5px;
}

.menu_open i {
    display: block;
    background-color: #fff;
    height: 2px;
    width: 25px;
    margin: 5px auto;
    border-radius: 50px;
}
#header.active1 .menu_open i{
    background-color: #00aebb;
}
.hcover {
    display: none;
    background-color: rgba(0,0,0,.6);
    position: fixed;
    height: 100%;
    width: 100%;
    overflow: hidden;
    z-index: 2;
}
.header-right.active {
    /* display: block; */
    left: 0;
}
@media screen and (min-width: 980px) {
	.header-btn-a:hover,
	.head-li-a:hover,
	#header.active1 .head-li-a:hover{
		transition: color .5s;
		color: #00AEBB;
	}
	#header .second-level-menu .second-level-menu-a:hover{
		transition: color .5s;
		color: #00AEBB;
	}
}