html,
body {
    height: 100%;
    overflow: hidden;
}

body {
    background-color: #1b1d1f;
    ;
}

.full_height {
    height: 100%;
    overflow: hidden;
}

.aside {
    /* width: 18.3333rem; */
    min-width: 18.3333rem;
    /* transition: .4s; */
    z-index: 99;
}

.aside .logo {
    display: block;
    width: 100%;
    height: 6.1667rem;
    box-sizing: border-box;
    padding: 0 1rem;
    /* background: url('../images/logo_leyou.png') center center no-repeat; */
    background-size: 80%;
    overflow: hidden;
}
.aside:not(.open) .logo{
    width: 5.1667rem;
    overflow: hidden;
    background-size: auto 4.1667rem;
    background-position: .5rem 1rem;
}



.aside .logo img {
    width: 80%;
    /* width: auto; */
    height: 4.1667rem;
    display: block;
    margin: 1rem auto;
}
.aside:not(.open) .logo img{ 
    width: 100%;
}

.menu {
    height: calc(100vh - 12.1667rem);
    overflow-y: auto;
    background-color: rgba(34, 36, 37);
    user-select: none;
	padding-top: 6.1667rem;
}

/* .menu dl{
} */
.menu dl dt {
    height: 4.1667rem;
    line-height: 4.1667rem;
}

.menu dl a,
.menu dl dt>span {
    color: #c6c9cf;
    font-size: 0;
    padding-left: 1.125rem;
    display: block;
    box-sizing: border-box;
    cursor: pointer;
}

.menu dl dt a,
.menu dl dt>span {
    position: relative;
    transition: .4s;
}

.menu dl a:hover,
.menu dl dt>span:hover {
    color: #fff;
    /* transition: .4s; */
}

.aside .menu dl dt>a::after {
    content: "";
    display: block;
    width: 1rem;
    height: 1rem;
    background: url('../images/icon_arrow.svg') center center no-repeat;
    background-size: 100% auto;
    position: absolute;
    right: 1.5rem;
    top: 50%;
    margin-top: -.5rem;
    opacity: 0.6;
    transition: .4s;
}
.aside:not(.open) .menu dl dt>a::after {
    display: none;
}

.menu dl dt>span::after {
    opacity: 1;
}

.menu dl dt>span.cur::after {
    transform: rotate(90deg);
}

.menu dl dt a:hover,
.menu dl dt>span:hover {
    background: rgba(0, 0, 0, .2);
}

.menu dl dt a:hover::after,
.menu dl dt>span:hover::after {
    opacity: 1;
    /* transition: .32s; */
}

.menu dl dt a .icon,
.menu dl dt>span .icon {
    width: 1.25rem;
    height: 1.25rem;
    vertical-align: middle;
    display: inline-block;
    margin-right: .8rem;
}
.menu dl dt a .icon > img,
.menu dl dt>span .icon img{
    width: 100%;
    height: 100%;
    vertical-align: middle;
    display: block;
}

.menu dl dt a b,
.menu dl dt>span b {
    font-size: 1.1667rem;
    display: inline-block;
    vertical-align: middle;
}

.menu dl dd {
    background: rgba(0, 0, 0, .2);
    height: 0;
    overflow: hidden;
}

.menu dl dd.open {
    height: auto;
    transition: .4s;
}

.menu dl dd a {
    display: none;
}

.menu dl dd.open a {
    display: block;
}

/* #c6c9cf */
.menu dl dd a {
    font-size: 1.1667rem;
    padding-left: 3.425rem;
    box-sizing: border-box;
    height: 3.3333rem;
    line-height: 3.3333rem;
}

.menu dl dd a:hover {
    background-color: #2c2e2f;
}


/* 右侧主体 */
#main {
    width: 100%;
    height: 100%;
    overflow-x: hidden;
    background-color: #1b1d1f;
    transition: .4s;
	padding-top: 75px;
}
.content4{
	line-height: 30px;
}
.content4 p{
	text-indent: 2rem;
}
.main {
    height: calc(100% - 6.1667rem);
    margin-top: 6.1667rem;
    margin-bottom: 6rem;
    overflow-y: auto;
    color: #888;
    box-sizing: border-box;
    padding: 0 2.5rem;
    font-size: 1.1667rem;
}

.nav {
    /* width: calc(100% - 18.3333rem); */
    height: 6.1667rem;
    position: fixed;
    left: 0;
    padding-left: 18.22rem;
	padding-right: 18.22rem;
	box-sizing: border-box;
    top: 0;
    width: 100%;
    z-index: 99;
    /* background: rgba(34, 36, 37, 0.7); */
    z-index: 100;
    /* box-shadow: 0 0 25px 5px rgb(10 10 10 / 25%); */
}
.nav .switch{
    width: 3rem;
    height: 3rem;
    margin-left: 2.5rem;
    cursor: pointer;
    display: inline-block;
}
.nav.open .switch{
    margin-left: 0;
}
.nav .switch svg{
    width: 70%;
    margin: 0 auto;
    display: block;
}
.nav > a{
    color: #c6c9cf;
    font-size: 1.4rem;
    white-space: nowrap;
    /* width: auto; */
    display: inline-block;
    /* height: 100%; */
    line-height: 4.1667rem;
    margin: 1rem 0;
    padding: 0 1rem;
    width: 8rem;
    text-align: center;
    box-sizing: border-box;
    margin-left: 1rem;
    transition: .4s;
    border-radius: 8px;
}
.nav > a.cur,
.nav > a:hover{
    background-color: #f30;
    color: #fff;
}

.slide {
    overflow: hidden;
}
.swiperSlide a {
    display: block;
    width: 100%;
    height: 100%;
    position: relative;
}
.swiperSlide a p {
    left: 0;
    bottom: 0;
    width: 100%;
    position: absolute;
    height: 4.5833rem;
    line-height: 4.5833rem;
    color: #fff;
    text-align: center;
    font-size: 0.8334rem;
    font-size: 1.1667rem;
    text-overflow: ellipsis;
    overflow: hidden;
    white-space: nowrap;
}


.slideAside {
    width: 27%;
    margin-left: 1.6667rem;
    flex: 0 0 19%
}

.slideAside .item {
    width: 100%;
    height: calc(100% - 2rem);
    border-radius: 1.3333rem;
    overflow: hidden;
    position: relative;
}
.slideAside .item:last-child{
    margin-top: 2rem;
}
.slideAside .item img{
    width: 100%;
    height: 100%;
    /* max-width: 100%;
    max-height: 100%; */
}
.slideAside .item::after {
    /* content: attr(data-des); */
    content: attr(data-des);
    display: block;
    width: 100%;
    position: absolute;
    left: 0;
    bottom: 0;
    height: 2rem;
    line-height: 2rem;
    font-size: 1.1667rem;
    color: #fff;
    text-align: center;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;
    background: url('../images/aside_text_bg.png') center bottom repeat-x;
    background-size: auto 100%;
    font-size: 1.1667rem;
    pointer-events: none
}
.slideAside p {
    left: 0;
    bottom: 0;
    width: 100%;
    position: absolute;
    height: 4.5833rem;
    line-height: 4.5833rem;
    color: #fff;
    text-align: center;
    font-size: 0.8334rem;
}

.content {
    padding-top: 1.5rem;
}
.content .list > h3{
    margin: 1rem 0;
}

.content dt {
    height: 2.8333rem;
    line-height: 2.8333rem;
    user-select: none;
    overflow-x: auto;
    overflow-y: hidden;
    width: 100%;
    white-space: nowrap;
    transition: .4s;
    padding: 0 .5rem .5rem;
    margin-top: 1rem;
}
.content dt::-webkit-scrollbar-thumb {
    visibility: hidden;
}
.content dt:hover::-webkit-scrollbar-thumb {
    visibility: visible;
}

.content dt span {
    color: #888;
    cursor: pointer;
    display: inline-block;
    height: 2.3333rem;
    line-height: 2.3333rem;
    padding: 0 1rem;
    transition: .4s;
}

.content dt span.hover,
.content dt span:hover {
    background-color: #f30;
    color: #fff;
    border-radius: 16px;
}

.content .link_type {
    font-size: 0;
    flex-wrap: wrap;
	justify-content: center;
}

.content dl dd {
    margin-top: .5rem;
}

.content .link_type .item {
    padding: 0 .5rem;
    margin-top: 1rem;
    box-sizing: border-box;
	text-align: center;
	
}

.content .link_type .item img{
	width: 100%;
}

.content .link_type .item a {
    /* display: inline-block; */
    background-color: #000;
	/* background-color: dimgray; */
    border-radius: 12.5px;
    padding: 15px -1px;
    box-sizing: border-box;
    font-size: 1.1667rem;
    box-sizing: border-box;
    width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    position: relative;
	align-items: center;
	justify-content: center;
}

.content .link_type .item a::after {
    content: "";
    width: 1rem;
    height: 1rem;
    border-radius: 50%;
    /* border:1px solid #ccc; */
    position: absolute;
    top: 50%;
    margin-top: -.5rem;
    right: 1rem;
    opacity: .3;
    background: url("../images/icon_arrow.svg") center center no-repeat;
    background-size: 100%;
    transition: .4s;
}

.content .link_type .item a:hover::after {
    opacity: 1;
}

/* .content .link_type a::before,
.content .link_type a::after{
    content: "";
    display: inline-block;
    width: 0.5rem;
    height: 100%;
    background-color: #1b1d1f;
} */
.content .link_type_1 a {
    line-height: calc(3.1483rem - 10px);
    transition: .4s;
    white-space: nowrap;
    display: -webkit-box;
    display: -moz-box;
    display: -webkit-flex;
    display: -moz-flex;
    display: -ms-flexbox;
    display: flex;
}

.content .link_type a:hover {
    transform: translateY(-5px);
    color: #fff;
}

.content .link_type_1 a .icon {
    width: 2rem;
    height: 2rem;
    display: inline-block;
    vertical-align: middle;
    background-position: center center;
    background-size: auto 100%;
    margin-right: .5rem;
}

.content .link_type_2 a .icon {
    width: 5.8333rem;
    height: 5.8333rem;
    display: inline-block;
    vertical-align: middle;
    background-position: center center;
    background-size: 100% auto;
    margin-right: .5rem;
    border-radius: 1.6667rem;
    background-image: linear-gradient(130deg, #f9f9f9, #e8e8e8);
    background-color: #fff;
}

.content .link_type_2 a .title,
.content .link_type_2 a .des,
.content .link_type_4 a .title,
.content .link_type_4 a .des {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    display: block;
    width: 100%;
    margin-bottom: .5rem;
}

.content .link_type_2 a .title,
.content .link_type_4 a .title {
    color: #c6c9cf;
    margin-top: .8rem;
}

.content .link_type_2 a .des,
.content .link_type_4 a .des {
    color: #6c757d;
}

.content .link_type_2 a .tag{
    font-size: 75%;
    padding: 0.125rem 0.4rem;
    background: rgba(134,134,134,.1);
    color: #888;
    border-radius: 10px;
    transition: .3s;
    margin-right: .25rem;
}
.content .link_type_2 a .tag [rel="tag"]{
    max-width: 80px;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
    display: inline-block;
    margin-right: .25rem;
}


.content .link_type_2 a:hover .title {
    color: #fff;
}

.content .link_type_2 a:hover .des {
    color: #fff;
}

.content .link_type_3 .item img{
    width: 50%;
    display: block;
    margin: 0 auto 0rem;
    transition: .4s;
    border-radius: 5px;
}

.content .link_type_3 .flex1 img{
    width: 100%;
    display: block;
    margin: 0 auto 0rem;
    transition: .4s;
    border-radius: 5px;
}

.content .link_type_3 .item a:hover img{
    transform: translateY(-5px);
}
.content .link_type_3 .item .title{
    margin-bottom: 1rem;
    display: block;
    color: #c6c9cf;
}
.content .link_type_3 .item .des{
    color: #6c757d
}

.content .link_type_4 .item .icon{
    width: 3.3333rem;
    height: 3.3333rem;
    background-size: 60%;
    background-color: rgba(128,128,128,.1);
    background-repeat: no-repeat;
    background-position: center;
    border-radius: 50%;
    vertical-align: middle;
    margin-right: .5rem;
    margin-top: .4rem;
}
.content .link_type_4 .item a{
    transition: .4s;
}
.content .link_type_4 .item a:hover .title{
    color: #fff;
}
.content h3{
    position: relative;
    font-size: 0;
    height: 1.8333rem;
    line-height: 1.8333rem;
}
.content h3 > span{
    font-size: 1.3333rem;
    display: inline-block;
    vertical-align: middle;
}
.content h3::before{
    content: "";
    width: 1.3333rem;
    height: 1.3333rem;
    display: inline-block;
    background: url("../images/icon_tag.svg") center center no-repeat;
    background-size: 100%;
    vertical-align: middle;
    margin-right: .5rem;
}


/* 关于我们 */
.aboutus{
    font-size: 1.3333rem;
    background-color: #6c757d;
    padding: 2rem;
    border-radius: 8px;
    line-height: 2rem;
    color: #fff;
    margin: 0 auto;
    width: 60vw;
}
.aboutus h2{
    font-size: 1.6667rem;
    padding-bottom: 2rem;
}
.aboutus p{
    padding-bottom: 1rem;
}

/* 底部 */
footer{
    position: fixed;
    width: 100%;
    left: 0;
    bottom: 0;
    background-color: #2c2e2f;
    text-align: center;
    color: #6c757d;
    height: 4rem;
    line-height: 4rem;
    text-align: left;
    font-size: 0;
    border-radius: 8px;
    overflow: hidden;
    text-align: center;
    padding: 1rem 0;
}
footer a{
    width: 7rem;
    text-align: center;
    font-size: 1.1667rem;
    display: inline-block;
    border-radius: 8px;
    margin: 0 .5rem;
}

footer a.cur,
footer a:hover{
    color: #fff;
    background-color: #f30;
}


@media screen and (min-width: 320px) and (max-width: 768px) {

    html,
    body {
        font-size: 12px;
    }
    .slideAside .item:last-child{
        margin-top: 1rem;
    }

}

.top_img{
	width: 13%;
	margin-top: 2rem;
	margin-bottom: 1rem;
}
@media screen and (min-width: 320px) and (max-width: 768px) {
	
	.top_img{
		width: 40%;
		margin-top: 2rem;
	}

}

@media screen and (max-width: 767px) {
    
    .main{
        padding: 0;
    }

    .content{
        padding-top: 0;
    }

    .content .link_type_1 .item,
    .content .link_type_3 .item {
        flex: 0 0 50%;
        max-width: 50%;
    }

    .aside{
        position: fixed;
    }
    .aside.hide{
        width: 0;
        min-width: 0;
        overflow: hidden;
    }
    .nav:not(.open),
    .nav.hide {
        width: 100%;
        left: 0;
        padding: 0 .5rem;
        box-sizing: border-box;
    }

}

@media (min-width: 768px) and (max-width: 1023px) {

    .content .link_type_1 .item,
    .content .link_type_3 .item {
        flex: 0 0 25%;
        max-width: 25%;
    }

}

@media screen and (min-width: 1024px) {
    .aside:not(.open),
    .aside.hide {
        width: 60px;
        min-width: 60px;
        overflow: hidden;
    }
    .content .link_type_1 .item,
    .content .link_type_3 .item {
        flex: 0 0 20%;
        max-width: 20%;
    }
    
    .aside.hide dl dt >span b,
    .aside.hide dl dt >a b,
    .aside.hide dd{
        display: none;
    }
    .nav:not(.open),
    .nav.hide{
        /* width: calc(100% - 60px); */
    }
}
._img_text{
	text-align: center;
	color: white;
	margin-top: 5px;
	font-size: 14px;
}

@media screen and (max-width: 1024px) {
    .aside{
        position: fixed;
        height: calc(100vh - 80px);
		min-width: 35%;
    }
    .aside:not(.open),
    .aside.hide {
        width: 0;
        min-width: 0;
        overflow: hidden;
    }
    .aside.hide dl a,
    .aside.hide dl dt>span,
    .aside.hide dl dt a b,
    .aside.hide dl dt>span b{
        font-size: 0;
    }
    .aside.hide dl dt>a::after,
    .aside.hide dl dt>span::after,
    .aside.hide dl dd{
        display: none;
    }
    /* .nav .switch{
        margin-left: 3rem;
    } */
    .nav:not(.open),
    .nav.hide {
        width: 100%;
        left: 0
    }
    .content .link_type_2 .item,
    .content .link_type_4 .item{
        flex: 0 0 50%;
        max-width: 50%;
    }
	.nav{
		left: 35%;
		min-width: calc(100% - 35%);
	}
	.menu{
		height: auto;
	}
}

/* @media screen and (max-width: 767px) {
    .nav {
        width: calc(100% - 60px);
        left: 60px;
    }
} */

@media screen and (min-width: 1024px) {
    .content .link_type_2 .item,
    .content .link_type_4 .item {
        flex: 0 0 33.3333%;
        max-width: 33.3333%;
    }
    .content .link_type_3 .item {
        flex: 0 0 16.6667%;
        max-width: 16.6667%;
    }
    .content .link_type_4 .item {
        flex: 0 0 20%;
        max-width: 20%;
    }
}

.center_title{
	text-align: center;
	color: white;
	font-size: 16px;
	width: 100%;
}