@media screen and (max-width: 1280px) {
    /* hd css */
    .warp {
        width: 100%;
        height: auto;
        max-width: 1920px;
        margin: 0 auto;
    }
    .hd-pc {
        width: 100%;
        height: auto;
    }
    .hd {
        width: 100%;
        height: 100px;
        border-bottom: 1px solid #648fd0;
        position: relative;
    }
    .a-logo {
        line-height: 100px;
        display: block;
        width: auto;
    }
    .a-logo img {
        display: inline-block;
        vertical-align: middle;
        line-height: 20px;
        float: none;
    }
    .hd-auto {
        width: auto;
        height: auto;
        margin: 0 auto;
        margin: 0 0.24rem;
        background: none;
    }
    .nav-auto {
        width: 100%;
        height: auto;
        margin: 0 auto;
    }
    .nav {
        display: none;
    }
    .nav .nav-auto ul li {
        text-align: center;
        height: 54px;
    }
    .nav .nav-auto ul li a {
        line-height: 54px;
        display: block;
        width: 100%;
        height: 100%;
        font-size: 16px;
        color: #ffffff;
        transition: none;
    }
    .nav .nav-auto ul li.active a {
        background: #ff9500;
        font-weight: bold;
    }
    .nav .nav-auto ul li:hover a {
        background: #ff9500;
        font-weight: bold;
    }
    .nav .nav-auto ul li .ul2 {
        overflow: hidden;
    }
    .nav1 .nav-auto ul li .ul2 li a {
        background: none;
        font-weight: normal;
        margin: 0 0.48rem;
    }
    .nav .nav-auto ul li:hover .ul2 li {
        height: 54px;
        line-height: 54px;
    }
    .nav .nav-auto ul li .ul2 li:hover a {
        background: #ff9500;
        font-weight: normal;
    }
    /* nav1 */
    .warp {
        position: relative;
    }
    .nav1 {
        width: 100%;
        height: 100%;
        display: none;
        background: rgba(0, 0, 0, 0.4);
        display: block;
        position: absolute;
        top: 0;
        left: -100%;
        transition: all 0.7s;
        z-index: 9999999;
    }
    .left {
        left: 0;
    }
    .nav1 .nav-auto ul {
        width: 100%;
        height: 100%;
        background-color: #242424;
    }
    .nav1 .nav-auto ul li {
        width: 100% !important;
        text-align: left;
        float: none;
        border-bottom: 1px solid #3a3a3a;
    }
    .nav1 .nav-auto ul li a {
        line-height: 54px;
        display: block;
        width: auto;
        height: 100%;
        font-size: 16px;
        color: #969696;
        font-weight: bold;
        transition: none;
        margin: 0 0.24rem;
    }
    .nav1 .nav-auto ul li.active {
        background-color: #393939;
    }
    .nav1 .nav-auto ul li.active .li-a {
        background: none;
        font-weight: bold;
        color: #ffffff;
    }
    .nav1 .nav-auto ul li:hover a {
        background: none;
        font-weight: bold;
    }
    .nav1 .nav-auto {
        width: 100%;
        height: 100%;
        margin: 0;
        overflow-y: scroll;
        background-color: #242424;
    }
    .nav1 .nav-auto ul li .ul2 {
        overflow: hidden;
        height: auto;
    }
    .nav1 .nav-auto ul li .ul2 li {
        height: 0;
        line-height: 0px;
        overflow: hidden;
        transition: all 0.7s;
        border: 0;
    }
    .nav1 .nav-auto ul li .ul2 li.height {
        height: auto;
        line-height: 54px;
        border-top: 1px solid #3a3a3a;
    }
    .nav1 .nav-auto ul li .ul2 li.height1 {
        height: 54px;
        line-height: 54px;
        border-top: 1px solid #3a3a3a;
    }
    /*  */
    .search {
        width: auto;
        height: 36px;
        border-radius: 25px;
        background: none;
        margin-top: 33px;
    }
    #wd {
        display: none;
    }
    .ss {
        width: 45px;
        height: 36px;
        border-radius: 25px;
        background: url(/DFS/template/5/images/ss2.png) no-repeat center center;
        cursor: pointer;
    }
    .home {
        display: block;
        line-height: 100px;
    }
    .dh {
        width: auto;
        height: 80px;
        line-height: 80px;
        background: #2c2c2c;
    }
    .dh span {
        margin: 0 0.24rem;
        font-size: 28px;
        color: #989898;
    }
    .dh .x1 {
        width: 22px;
        margin-right: 0.24rem;
    }
    .ft_z {
        width: 96%;
        height: auto;
    }
    .nav1 .nav-auto ul li.active a {
        background: #393939;
        font-weight: bold;
    }
    .nav1 .nav-auto ul li .ul2 li .ul3 li a {
        background: none;
        font-weight: normal;
        margin: 0 0.8rem;
    }
}

@media screen and (max-width: 768px) {
    .ft_z {
        width: 96%;
        height: auto;
        padding-bottom: 40px !important;
    }
    .sydw {
        width: 38px;
        height: 48px;
        background: url(/DFS/template/5/images/sydw.png) no-repeat center center;
        background-size: 100% 100%;
        position: relative;
        left: 50%;
        top: 17px;
        display: block;
        transform: translateX(-50%);
    }
}

@media screen and (max-width: 500px) {
    .lb-lm-img {
        min-height: 150px;
    }
}