* {
    padding: 0;
    margin: 0;
}

body {
    background: #ffffff;
    font-family: "Microsoft YaHei", "PingFang SC", "微软雅黑", "Helvetica Neue", Helvetica, Arial, "Hiragino Sans GB", "Heiti SC", "WenQuanYi Micro Hei", sans-serif;
}

li {
    list-style-type: none;
}

a {
    text-decoration: none;
}

.home {
    width: 100%;
    height: 100%;
    max-width: 1920px;
    min-width: 1200px;
    margin: 0 auto;
}

.home__wrapper {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    background: url(../img/home.png) no-repeat center;
    background-size: 100% 100%;
    max-width: 1920px;
    min-width: 1200px;
    margin: 0 auto;
}

.nav {
    width: 1200px;
    top: 38px;
    left: 50%;
    margin-left: -600px;
    height: 72px;
    background: #ffffff;
    position: absolute;
}

.logo {
    width: 331px;
    height: 100%;
    background: url(../img/logo.png) no-repeat center center;
    padding-left: 30px;
    float: left;
}

.link {
    float: right;
    height: 100%;
}

.link li {
    float: left;
    width: 90px;
    text-align: center;
    height: 100%;
    line-height: 72px;
}

.link li:hover {
    background: #0280ac;
  
}
.link li:hover a{
    color: #ffffff;
}
.link li a {
    display: inline-block;
    width: 100%;
    height: 100%;
    color: #303030;
    font-size: 14px;
}

.link li.active {
    background: #0280ac;
    color: #ffffff;
}

.link li.active a {
    color: #ffffff;
}

.H5 {
    position: relative;
    width: 100vw;
    height: 100vh;
    display: none;
}

.H5_home {
    position: relative;
    overflow: auto;
    min-height: 100%;
    background-color: transparent;
    background-image: url(../img/H5home.png);
    background-size: 100% 100%;
    background-position: center center;
    background-repeat: no-repeat;
    opacity: 100;
}

.H5_home {
    width: 100%;
    height: 100%;
    z-index: 1;
    display: -webkit-box;
    display: -moz-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    -webkit-transition-property: -webkit-transform;
    -moz-transition-property: -moz-transform;
    -o-transition-property: -o-transform;
    -ms-transition-property: -ms-transform;
    transition-property: transform;
    -webkit-box-sizing: content-box;
    -moz-box-sizing: content-box;
    box-sizing: content-box;
}

.nav_btn {
    width: 35px;
    height: 35px;
    background: url(../img/nav.png) no-repeat center center;
    background-size: contain;
    position: absolute;
    right: 22px;
    top: 22px;
}

.header_back {
    width: 100vw;
    height: 100vh;
    position: fixed;
    visibility: hidden;
    top: 0;
    left: 0;
    z-index: 9999;
    background: rgba(1, 1, 1, .6);
}

.header_show.header_back {
    visibility: visible;
}

.nav_btn_ac {
    width: 35px;
    height: 35px;
    background: url(../img/nav.png) no-repeat center center;
    background-size: contain;
    position: absolute;
    right: 22px;
    top: 22px;
}

.m_nav li a:active {
    display: block;
    /* background:  */
    /* border-radius: 5px; */
    color: #00659d;
    text-align: center;
    background: url(../img/m-nav-act.png)no-repeat left center #ffcd30;;
}

.m_nav {
    width: 6.9rem;
    position: fixed;
    right: 1rem;
    top: 3.3rem;
    display: none;
}

.m_nav li {
    line-height: 2.1rem;
    background: #0280ac;
    padding:0;
    border-bottom: 1px dashed #66a3c4;
}
.h5-sub-list{
    display: none;
    background-color: #08537d;
}
.h5-sub-list .h5-sub-item{
    border: none;
   line-height: 1.7rem;
   padding: 0;
    background-color: #08537d;
}
.h5-sub-list .h5-sub-item a{
    font-size: .80rem;
    text-align: center;
}
.h5-fir-menu{
    padding-bottom: 0 !important;
}
.m_nav li a {
    font-size: .85rem;
    width: 100%;
    color: #ffffff;
    justify-content: center;
    align-items: center;
    display: flex;
    height: 100%;
}
.H5_home-enter{
    position: absolute;
    width: 100%;
    height: 10rem;
    /* margin-top: -.2rem; */
    top:50%;
}
.fir-menu-text{
    font-size: .85rem;
    width: 100%;
    color: #ffffff;
    justify-content: center;
    align-items: center;
    display: flex;
    height: 100%;
    /* padding: .5rem 0; */
    /* padding-bottom: .5rem; */
}
@media (max-width: 768px) {
    .home {
        display: none;
    }
    .H5 {
        display: block;
    }
}

@media (max-width: 1366px) {
    .nav {
        top: 12px;
    }
}

.bottom_nav {
    height: 5.7rem;
    position: absolute;
    bottom: 0rem;
    width: 100%;
    background-color: transparent;
    background-image: url(../img/indexnav.png);
    background-size: 100% 100%;
    background-position: center center;
    background-repeat: no-repeat;
    opacity: 100;
    z-index: 99;
}

.bottom_nav a {
    display: block;
    width: 28%;
    height: 3.8rem;
    position: absolute;
    bottom: 31%;
    float: left;
    z-index: 999;
    transform: skewX(22deg);
}

.link1 {
    left: 6%;
}

.link2 {
    left: 36%;
}

.link3 {
    left: 66%;
}