﻿body {}

.banner {
    position: absolute; 
    width: 100%;
    height: 500px;
    box-sizing: border-box;
    text-align: center;
    z-index: 3;
    color: #fff;
    text-align: center;
    overflow: hidden;
    top: 0px;
    z-index: 998;
}

.banner1 {
    background: radial-gradient(52% 102%,#116458 0,#001617 100%);
    /* position: relative; */
}

.banner2 {
    background: radial-gradient(52% 102%,#116458 0,#001617 100%);
}

.banner3 {
    background:#314d67 url(../images/banner-index2.png) center no-repeat;
    background-size: cover;
}

.banner1 iframe{
    position: absolute;
    left:0px;
    top:0px;
    z-index: -998;
}
.banner2 iframe{
    position: absolute;
    left:0px;
    top:0px;
    z-index: -998;
}
.banner3 iframe{
    position: absolute;
    left:0px;
    top:0px;
    z-index: -998;
}
.banner1 .bannertext {
    margin: 0 auto;
    margin-top: 200px;
    text-align: center;
    font-weight: 500;
}

.banner1 .bannertext span {
    display: block;
    font-size: 5vh;
    color: #fff;
    font-weight: 500;
    /* margin: 0 auto; */
}
.banner1 .bannertext span img {

    width:30%;
}

.banner1 .bannertext a {
    margin-top: 10px;
    display: inline-block;
    padding: 10px 0px;
    width: 208px;
    color: #27e2e6;
    text-align: center;
    background: none;
    border: 1px solid #27e2e6;
    border-radius: 4px;
}

.banner1 .bannertext a:hover {
    color: #e6d4b8;
    border: 1px solid #e6d4b8;
}

.banner2 .bannertext {
    display: block;
    font-size: 14px;
    padding-bottom: 6px;
    width: 500px;
    text-align: center;
    margin: 0px auto;
    margin-top: 215px;
}

.banner2 .bannertext span {
    display: block;
    font-size: 20px;
    padding-bottom: 6px;
    width: auto;
    text-align: center;
    margin: 0 auto;
    margin-top: 20px;
    color: #fff;
}

.banner2 .bannertitle {
    font-size: 35px !important;
    color: white !important;
}

.banner2 .bannertext a {
    margin-top: 30px;
    display: inline-block;
    padding: 10px 0px;
    width: 208px;
    color: #27e2e6;
    text-align: center;
    background: none;
    border: 1px solid #27e2e6;
    border-radius: 4px;
}

.banner2 .bannertext a:hover {
    color: #e6d4b8;
    border: 1px solid #e6d4b8;
}

.banner3 .bannertext a {
    margin-top: 380px;
    display: inline-block;
    padding: 10px 0px;
    width: 112px;
    color: #fff;
    text-align: right;
    background: none;
}
.banner3 .bannertitle {
    font-size: 20px !important;
}

.banner3 .bannertext span {
    display: block;
    font-size: 14px;
    padding-bottom: 6px;
    width: 100%;
    max-width: 700px;
    text-align: left;
    margin: 0 auto;
    margin-top: 160px;
    /* margin-left: 260px; */
    color: #fff;
}

.banner_nav {
    position: absolute;
    width: 100%;
    text-align: center;
    top: 460px;
    z-index: 1000;
}

.banner_nav span {
    display: inline-block;
    width: 60px;
    height: 8px;
    background: #ffffff;
    cursor: pointer;
    opacity: 0.5;
    margin: 0px 3px;
}

.banner_nav span.hover {
    display: inline-block;
    width: 60px;
    height: 8px;
    background: #ffffff;
    cursor: pointer;
    opacity: 1;
}

.main {
    position: absolute;
    z-index: 1;
    width: 100%;
    /* max-width: 1200px; */
    top: 600px;
}

.mb {
    /* padding-bottom: 60px; */
    border-bottom: 1px solid #fff;
}


.swiper-container {
    margin-top: 20px;
    width: 60%;
    height: 250px;
}  
.swiper-slide .threeall{
    display: flex;
    justify-content: space-around;
}
.swiper-slide .threeall img{
    width: 18%;
}



#goto2 {
    /* background: #314d67 url(../images/tt_bg.jpg) center center no-repeat; */
    /* background-image: linear-gradient(190deg,#01ffd8,#591eee); */
    background-image: linear-gradient(60deg, rgba(84,58,183,1) 0%, rgb(4, 184, 207) 100%);
}

#goto2 .bigtitle {
    color: #ffffff;
}

#goto2 .bigtitle span {
    color: #ffffff;
}

.tel-adv{
    display: none;
    color:#fff;
    font-size: 14px;
    text-align: center;
    padding: 20px;
}

.tel-adv img{
    height: 150px;
}
.tel-adv h5,.tel-news h3{
    font-size: 16px;
    font-weight: 600;
}
.tel-adv .oneblock{
    margin-top: 40px;
}

.tel-news{
    display:none;
    padding: 20px;
}
.tel-news a{
    color: #000;
}
.tel-news .tel-card{
    margin-top: 30px;
}
.tel-news .p{
    color:#a1a1a1;
}


@media screen and (max-width: 768px) {
    body {
        background: #ffffff;
    }
    .banner {
        width: 100%;
        overflow: hidden;
        box-sizing: border-box;
        margin-top: 49px;
        border-bottom: 1px solid #ccc;
        text-align: center;
        padding-bottom: 40px;
        height: 380px;
        text-align: center;
    }
    .banner .bannertext {
        width: 100%;
        margin: 0 auto;
    }
    .banner1 .bannertext span {
        display: block;
        text-align: center;
        /* font-size: 14px; */
        box-sizing: border-box;
        width: 266px;
        font-weight: 300;
        margin: 0px auto;
        margin-top: 160px;
        color: #fff;
    }

    .banner1 .bannertext span img {
        width:100%;
    }
    .banner_nav {
        position: absolute;
        width: 100%;
        text-align: center;
        top: 390px;
        z-index: 1000;
    }
    .banner_nav span {
        display: inline-block;
        width: 60px;
        height: 8px;
        background: #ffffff;
        cursor: pointer;
        opacity: 0.5;
        margin: 0px 3px;
    }
    .banner_nav span.hover {
        display: inline-block;
        width: 60px;
        height: 8px;
        background: #ffffff;
        cursor: pointer;
        opacity: 1;
    }
    .banner2 .bannertext {
        display: block;
        font-size: 14px;
        padding-bottom: 6px;
        width: 100%;
        text-align: center;
        margin: 0px auto;
        margin-top: 80px;
    }
    .banner2 .bannertext img {
        width: 80%;
    }
    .bannertitle{
        text-align: center;
        font-size: 20px;
        width: auto !important;
    }
    .banner3 {
        /* background: #1d1d1d url(../images/03_t.jpg) center 0px no-repeat; */
    }
    .banner3 .bannertext span {
        display: block;
        font-size: 14px;
        padding-bottom: 6px;
        width: auto;
        text-align: left;
        margin: 0 auto;
        margin-top: 60px;
        margin-left: 15px;
        color: #fff;
    }
    .banner3 .bannertitle {
        font-size: 16px !important;
        color: #fff !important;
    }
    .banner3 .bannertext a {
        margin-top: 264px;
        display: inline-block;
        padding: 10px 0px;
        width: 122px;
        color: #fff;
        text-align: center;
        background: none;
        border: none;
    }
    .main {
        position: absolute;
        z-index: 1;
        width: 100%;
        top: 430px;
    }
    .lc {
        display: none;
    }
    
    .left_40 {
        margin-left: 0px;
    }
    .mb {
        padding-bottom: 40px;
        border-bottom: 1px solid #fff;
    }
    #goto2 {
        background-image: linear-gradient(60deg, rgba(84,58,183,1) 0%, rgb(4, 184, 207) 100%);;
    }
    #goto2 .bigtitle {
        color: #ffffff;
    }
    #goto2 .bigtitle span {
        color: #ffffff;
    }
    .o-m,.section-news{
        display: none;
    }
    .tel-adv,.tel-news{
        display: block;
    }

    .swiper-container {
        width: 90%;
        height: 110px;
        margin-top: 40px;
    }  
    .swiper-slide .threeall{
        display: flex;
        justify-content: space-around;
    }
    .swiper-slide .threeall img{
        width: 22%;
    }

}

@media screen and (max-width: 320px) {
    .banner_nav span{
        width: 50px;
    }
    .banner_nav span.hover{
        width: 50px;
    }
}
