/*header*/
* {
	margin: 0;
	padding: 0;
	box-sizing: border-box;
}

.layout {
	width: 100%;
	margin: 0 auto;
}

.nav {
	position: relative;
}

.nav .nav-logo {
	float: left;
	margin: 25px 0 10px;
	width: 192px;
	height: 57px;
	overflow: hidden;
	background: url(img/cheyou.jpg) no-repeat 0 0;
	background-size: cover;
    background-position: center;
}

.head {
	background-color: #333333;
	height: 100px;
	position: fixed;
	width: 100vw;
	top: 0;
	z-index: 888;
}

.nav-label {
	color: #7E7E7E;
	margin: 70px 0 0px 30px;
	float: left;
	font-size: 17px;
}

.nav-label div,.nav-label a {
	display: inline-block;
	margin: 0 20px;
	cursor: pointer;
	height: 27px;
	color: #7E7E7E;
	text-decoration: none;
}

.nav-label div:hover,.nav-label a:hover {
	color: white;
}

.nav-label-action {
	border-bottom: 3px solid white;
	color: white;
}

.product_gz {
	position: absolute;
	left: -60px;
	top: 30px;
	height: 290px !important;
	color: #333;
	border: 1px solid #c5c5c5;
	background-color: white;
	opacity: 0;
}

.product_gz div {
	width: 230px;
	height: 40px;
	line-height: 40px;
	color: #333;
	border-bottom: 1px solid #c5c5c5;
}
/*footer*/
footer {
	margin: 0;
	padding: 0;
	font-size: 14px;
}

.bottom {
	background-color: #000000;
	height: 200px;
	color: white;
}

.d-nav {
	width: 100%;
	margin: 0 auto;
}

.d-nav-name {
	margin: 20px 0 0 0;
	float: left;
	border-bottom: 1px solid;
	width: 100%;
	height: 90px;

}

.d-nav-name label {
	display: block;
}

.d-nav-hint {
	width: 100%;
	text-align: center;
	float: left;
	margin: 0px auto;
}

.d-nav-hint label {
	display: block;
	height: 35px;
	line-height: 35px;
}

.head{
/*	background-image: linear-gradient(to bottom, #499ffc 0%, #1684fc 50%, #499ffc 100%);*/
	background-color: #fff;
}
.nav-label div, .nav-label a{
	color:#9E9E9E;
}
.nav-label div:hover, .nav-label a:hover{
	color: #2D83C4;
}
.nav-label-action{
	color: #2D83C4 !important;
	border-color: #2D83C4;
}
.bottom{
	background-color: #6c6c6c;
}
footer{
	margin-top: 100px;
}
img{
	max-width: 100%;
}
.banner{
	width: 100%;
}
.nav-label{
	margin-top: 50px;
}
.layout{
	display: flex;
	justify-content:center;
}
.layout,.d-nav{
    width: 90vw;
}
@media only screen and (min-width: 1200px) {
    .layout {
        width: 80vw;
    }
    .d-nav {
        width: 50vw;
    }
}
@media only screen and (min-width: 1500px) {
    .d-nav {
        width: 50vw;
    }
}


/*适配*/
@media only screen and (max-width: 980px) {
    .nav-label div, .nav-label a{
        margin: 0 10px;
    }
}
@media only screen and (max-width: 850px) {
    .nav-label div, .nav-label a{
        margin: 0 5px;
    }
}
@media only screen and (max-width: 800px) {
    .nav-label div, .nav-label a{
        margin: 0 3px;
    }
    .nav-label{
        margin-left:0;
    }
}
@media only screen and (max-width: 750px) {
    .layout,.nav{
        width: 100vw;
    }
    .nav .nav-logo{
        width:130px;
    }
    .nav{
        display: flex;
        flex-direction: row;
        flex-wrap: nowrap;
        justify-content: center;
    }
}
@media only screen and (max-width: 690px) {
    .bottom{
        font-size: 13px;
    }
}
@media only screen and (max-width: 650px) {
    .bottom{
        font-size: 12px;
    }
    .d-nav-name{
        height:auto;
        padding-bottom: 5px;
    }
}
@media only screen and (max-width: 600px) {
    .nav-label a{
        font-size: 13px;
    }
    .bottom{
        font-size: 11px;
    }
    .d-nav-hint label~label{
        border-top: 1px solid;
    }
    .d-nav-hint label{
        height:auto;
        text-align:left;
        line-height:2;
    }
}
@media only screen and (max-width: 540px) {
    .nav{
        flex-direction: column;
        flex-wrap: nowrap;
        align-items: center;
    }
    .nav .nav-logo{
        margin:0;
    }
    .nav-label{
        margin:0;
        width:100%;
        display: flex;
        flex-direction: row;
        flex-wrap: nowrap;
        align-items: center;
        justify-content: space-evenly;
    }
    /*.nav-label a{
        color:red;
    }*/
}