.header {
	background: rgba(29, 25, 26, 1);
	position: sticky;
	top: 0;
	left: 0;
	right: 0;
	z-index: 20;
	min-width: 1440px;
	    font-family: 微软雅黑;
}

.header-content {
	width: 1440px;
	height: 70px;
	margin: auto;
	line-height: 70px;
}

.header-left {
	float: left;
	margin-top: 22px;
}

.header-left-img {
	height: 25px;
	float: left;
}

.header-choose {
	margin-left: 300px;
	float: left;
}

.header-choose-i {
	color: #fff;
	float: left;
	height: 60px;
	width: 100px;
	text-align: center;
	cursor: pointer;
}

.header-choose-i a:hover{
	color: #C40000 !important;
}
.header-right {
	width: 60px;
	float: right;
}
.indexe,.aboute,.joine,.productse,.newse,.contante,.servicee{
	display: none;
}

.header-choose-i1:hover .indexe{
	display: block;
	color: #C40000;
}
.header-choose-i2 .aboutc{
	color: #Fff;
}
.header-choose-i1:hover .indexc{
	display: none;
	
}
.header-choose-i2:hover .header-nav{
	display: block;
}
.header-choose-i2:hover .aboute{
	display: block;
	color: #C40000;
	position: relative;
}
.header-choose-i2:hover .aboutc{
	display: none;

}
.header-choose-i3 .productsc{
	color: #fff;
}
.header-choose-i3:hover .header-nav{
	display: block;
}
.header-choose-i3:hover .productse{
	display: block;
	color: #C40000;
}
.header-choose-i3:hover .productsc{
	display: none;
}
.header-choose-i4:hover .joine{
	display: block;
	color: #C40000;
}
.header-choose-i4:hover .joinc{
	display: none;
}
.header-choose-i5:hover .newse{
	display: block;
	color: #C40000;
}
.header-choose-i5:hover .newsc{
	display: none;
}
.header-choose-i6:hover .contante{
	display: block;
	color: #C40000;
}
.header-choose-i6:hover .contantc{
	display: none;
}
.header-choose-i7:hover .servicee{
	display: block;
	color: #C40000;
}
.header-choose-i7:hover .servicec{
	display: none;
}

.header-nav{
	position: absolute;
	margin-top: -5px;
	z-index: 10000;
	display: none;
	
}
.header-nav-1{
 background-color: #fff;
}
.header-nav-i{
	display: block;
	text-align: center;
	width: 100px;
	height: 40px;
	line-height: 40px;
}
.header-nav-i:hover{
	color: #C40000 !important;
}
.header-nav-triangle{
    width: 0;
    height: 0;
    border:5px solid transparent;
    border-bottom-color: #fff ;
	margin: auto;
}