@media screen and (min-width: 1440px) and (max-width: 1920px) {
    .swipe {
        margin-bottom: 20px;
        height: 756px;
        overflow: hidden;
        position: relative;
        width: 100%;
    }
    .bt {
        width: 90%;
    }
}
@media screen and (max-width: 500px) {
    .warp{
        position: initial;
    }
    body{
        position: relative;
    }
    .header{
        height: 50px;
    }
    .header-auto {
        width: 100%;
        height: 50px;
    }
    .sjd-img4{
        vertical-align: top;
        display: block !important;
        width: 30px;
        margin-top: 15px;
        margin-right: 20px;
    }
    .ve{
        left: 0 !important;
    }
    .sjd-header-auto-ul{
        display: block !important;
        width: 80%;
        height: 100%;
        background:#2c2c2c ;
        position: absolute;
        left: -80%;
        top: 0;
        z-index: 999999;
        transition: all 0.7s;
    }
    .sjd-header-auto-ul ul li{
        width: 100%;
        height: 55px;
        line-height: 55px;
        background: #252525;
        border-top: 1px solid #212121;
        border-bottom: 1px solid #2b2b2b;
    }
    .nav-dh{
        width: 100%;
        height: 65px;
        line-height: 65px;
        background: #333333;
    }
    .nav-dh h3{
        color: #f6f6f6;
        font-size: 20px;
        padding: 0 20px;
    }
    .sjd-header-auto-ul li a{
        display: block;
        font-size: 16px;
        color: #f4f4f4;
        padding: 0 40px;
    }
    
    .bt {
        width: 77%;
        position: absolute;
        top:65px;
        left: 6%;
        z-index: 10;
    }
    .header-auto-ul{
        display: none !important;
    }
    .lb {
        width: 100%;
        height: 300px;
        background-size: 100% 100%;
    }
    .swipe {
        margin-bottom: 20px;
        height: 300px;
        overflow: hidden;
        position: relative;
        width: 100%;
    }
    #slider3 li{
        height: 300px !important;
    }
    .header-auto-img {
        width: 55%;
        height: 50px;
        margin-left: 10px;
    }
    .ast1{
        margin-top: 50%;
        margin-left:30%;
    }
    .bt li {
        font-size: 18px;
        color: #ffffff;
        margin-right: 20px;
    }
    .ui-loop {
        position: absolute;
        width: 50px;
        height: 250px;
        bottom: -12%;
        right: 5%;
        background: url(./banner_index.png) center top no-repeat;
    }
    .a-img1{
        width: 41px;
    }
    .a-img2{
        width: 34px;
    }
    .a-img3{
        width:116px;
    }
    .u-nav {
        display: none;
    }
    .f-warp {
        width: 100% !important;
    }
    .g-hd {
        height: 300px !important;
    }
    .swiper-container {
        height: 300px !important;     
    }
    .swiper-slide{
        width: 100% !important;
    }
    .swiper-next {
        left: 0px !important;
    }
    .swiper-prev {
       right: 0px !important;
  
    }
}
@media screen and (max-width: 420px) {
    body{
        position: relative;
    }
    .header{
        height: 50px;
    }
    .header-auto {
        width: 100%;
        height: 50px;
    }
    .ve{
        left: 0 !important;
    }
    .sjd-header-auto-ul{
        width: 80%;
        height: 100%;
        background:#2c2c2c ;
        position: absolute;
        left: -80%;
        top: 0;
        z-index: 999999;
        transition: all 0.7s;
    }
    .sjd-header-auto-ul ul li{
        width: 100%;
        height: 55px;
        line-height: 55px;
        background: #252525;
        border-top: 1px solid #212121;
        border-bottom: 1px solid #2b2b2b;
    }
    .nav-dh{
        width: 100%;
        height: 65px;
        line-height: 65px;
        background: #333333;
    }
    .nav-dh h3{
        color: #f6f6f6;
        font-size: 20px;
        padding: 0 20px;
    }
    .sjd-header-auto-ul li a{
        display: block;
        font-size: 16px;
        color: #f4f4f4;
        padding: 0 40px;
    }
    .sjd-img4{
        vertical-align: top;
        display: block !important;
        width: 30px;
        margin-top: 15px;
        margin-right: 20px;
    }
    .bt {
        width: 77%;
        position: absolute;
        top:65px;
        left: 6%;
        z-index: 10;
    }
    .header-auto-ul{
        display: none !important;
    }
    .lb {
        width: 100%;
        height: 300px;
        background-size: 100% 100%;
    }
    .swipe {
        margin-bottom: 20px;
        height: 300px;
        overflow: hidden;
        position: relative;
        width: 100%;
    }
    #slider3 li{
        height: 300px !important;
    }
    .header-auto-img {
        width: 55%;
        height: 50px;
        margin-left: 10px;
    }
    .ast1{
        margin-top: 50%;
        margin-left:30%;
    }
    .bt li {
        font-size: 18px;
        color: #ffffff;
        margin-right: 20px;
    }
    .ui-loop {
        position: absolute;
        width: 50px;
        height: 250px;
        bottom: -12%;
        right: 5%;
        background: url(./banner_index.png) center top no-repeat;
    }
    .a-img1{
        width: 41px;
    }
    .a-img2{
        width: 34px;
    }
    .a-img3{
        width:116px;
    }
}
@media screen and (max-width: 375px) {
    body{
        position: relative;
    }
    .header{
        height: 50px;
    }
    .header-auto {
        width: 100%;
        height: 50px;
    }
    .ve{
        left: 0 !important;
    }
    .sjd-header-auto-ul{
        width: 80%;
        height: 100%;
        background:#2c2c2c ;
        position: absolute;
        left: -80%;
        top: 0;
        z-index: 999999;
        transition: all 0.7s;
    }
    .sjd-header-auto-ul ul li{
        width: 100%;
        height: 55px;
        line-height: 55px;
        background: #252525;
        border-top: 1px solid #212121;
        border-bottom: 1px solid #2b2b2b;
    }
    .nav-dh{
        width: 100%;
        height: 65px;
        line-height: 65px;
        background: #333333;
    }
    .nav-dh h3{
        color: #f6f6f6;
        font-size: 20px;
        padding: 0 20px;
    }
    .sjd-header-auto-ul li a{
        display: block;
        font-size: 16px;
        color: #f4f4f4;
        padding: 0 40px;
    }
    .sjd-img4{
        vertical-align: top;
        display: block !important;
        width: 30px;
        margin-top: 15px;
        margin-right: 20px;
    }
    .bt {
        width: 77%;
        position: absolute;
        top:65px;
        left: 6%;
        z-index: 10;
    }
    .header-auto-ul{
        display: none !important;
    }
    .lb {
        width: 100%;
        height: 300px;
        background-size: 100% 100%;
    }
    .swipe {
        margin-bottom: 20px;
        height: 300px;
        overflow: hidden;
        position: relative;
        width: 100%;
    }
    #slider3 li{
        height: 300px !important;
    }
    .header-auto-img {
        width: 55%;
        height: 50px;
        margin-left: 10px;
    }
    .ast1{
        margin-top: 50%;
        margin-left:27%;
    }
    .bt li {
        font-size: 16px;
        color: #ffffff;
        margin-right: 20px;
    }
    .ui-loop {
        position: absolute;
        width: 50px;
        height: 250px;
        bottom: -12%;
        right: 5%;
        background: url(./banner_index.png) center top no-repeat;
    }
    .a-img1{
        width: 41px;
    }
    .a-img2{
        width: 34px;
    }
    .a-img3{
        width:116px;
    }
}
@media screen and (max-width: 360px) {
    body{
        position: relative;
    }
    .header{
        height: 50px;
    }
    .header-auto {
        width: 100%;
        height: 50px;
    }
    .ve{
        left: 0 !important;
    }
    .sjd-header-auto-ul{
        width: 80%;
        height: 100%;
        background:#2c2c2c ;
        position: absolute;
        left: -80%;
        top: 0;
        z-index: 999999;
        transition: all 0.7s;
    }
    .sjd-header-auto-ul ul li{
        width: 100%;
        height: 55px;
        line-height: 55px;
        background: #252525;
        border-top: 1px solid #212121;
        border-bottom: 1px solid #2b2b2b;
    }
    .nav-dh{
        width: 100%;
        height: 65px;
        line-height: 65px;
        background: #333333;
    }
    .nav-dh h3{
        color: #f6f6f6;
        font-size: 20px;
        padding: 0 20px;
    }
    .sjd-header-auto-ul li a{
        display: block;
        font-size: 16px;
        color: #f4f4f4;
        padding: 0 40px;
    }
    .sjd-img4{
        vertical-align: top;
        display: block !important;
        width: 30px;
        margin-top: 15px;
        margin-right: 20px;
    }
    .bt {
        width: 77%;
        position: absolute;
        top:65px;
        left: 6%;
        z-index: 10;
    }
    .header-auto-ul{
        display: none !important;
    }
    .lb {
        width: 100%;
        height: 300px;
        background-size: 100% 100%;
    }
    .swipe {
        margin-bottom: 20px;
        height: 300px;
        overflow: hidden;
        position: relative;
        width: 100%;
    }
    #slider3 li{
        height: 300px !important;
    }
    .header-auto-img {
        width: 55%;
        height: 50px;
        margin-left: 10px;
    }
    .ast1{
        margin-top: 50%;
        margin-left:25%;
    }
    .bt li {
        font-size: 15px;
        color: #ffffff;
        margin-right: 20px;
    }
    .ui-loop {
        position: absolute;
        width: 50px;
        height: 250px;
        bottom: -12%;
        right: 5%;
        background: url(./banner_index.png) center top no-repeat;
    }
    .a-img1{
        width: 41px;
    }
    .a-img2{
        width: 34px;
    }
    .a-img3{
        width:110px;
    }
}
@media screen and (max-width: 320px) {
    body{
        position: relative;
    }
    .header{
        height: 50px;
    }
    .header-auto {
        width: 100%;
        height: 50px;
    }
    .ve{
        left: 0 !important;
    }
    .sjd-header-auto-ul{
        width: 80%;
        height: 100%;
        background:#2c2c2c ;
        position: absolute;
        left: -80%;
        top: 0;
        z-index: 999999;
        transition: all 0.7s;
    }
    .sjd-header-auto-ul ul li{
        width: 100%;
        height: 55px;
        line-height: 55px;
        background: #252525;
        border-top: 1px solid #212121;
        border-bottom: 1px solid #2b2b2b;
    }
    .nav-dh{
        width: 100%;
        height: 65px;
        line-height: 65px;
        background: #333333;
    }
    .nav-dh h3{
        color: #f6f6f6;
        font-size: 20px;
        padding: 0 20px;
    }
    .sjd-header-auto-ul li a{
        display: block;
        font-size: 16px;
        color: #f4f4f4;
        padding: 0 40px;
    }
    .sjd-img4{
        vertical-align: top;
        display: block !important;
        width: 30px;
        margin-top: 15px;
        margin-right: 20px;
    }
    .bt {
        width: 77%;
        position: absolute;
        top:65px;
        left: 6%;
        z-index: 10;
    }
    .header-auto-ul{
        display: none !important;
    }
    .lb {
        width: 100%;
        height: 300px;
        background-size: 100% 100%;
    }
    .swipe {
        margin-bottom: 20px;
        height: 300px;
        overflow: hidden;
        position: relative;
        width: 100%;
    }
    #slider3 li{
        height: 300px !important;
    }
    .header-auto-img {
        width: 55%;
        height: 50px;
        margin-left: 10px;
    }
    .ast1{
        margin-top: 65%;
        margin-left:30%;
        width: 110px;
        height: 45px;
        line-height: 45px;
        font-size: 12px;
    }
    .bt li {
        font-size: 12px;
        color: #ffffff;
        margin-right: 20px;
    }
    .ui-loop {
        position: absolute;
        width: 50px;
        height: 250px;
        bottom: -12%;
        right: 5%;
        background: url(./banner_index.png) center top no-repeat;
    }
    .a-img1{
        width: 41px;
    }
    .a-img2{
        width: 34px;
    }
    .a-img3{
        width: 90px;
        margin-top: 6px;
    }
}


@media screen and (max-width: 500px) {
    .sjd-img4 {width: 20px; margin: 15px 0 0 0;}
    .header-auto-img {margin: 0; width: 70%;}
    .header-auto {box-sizing: border-box; padding: 0 .75rem;}
}