.zhinan{
    display: none;
}
@media (max-width: 768px) {
    header,footer,.guide  {
        display: none;
    }
    .zhinan{
        display: block;
    }
    body{
        height: 100vh;
        width: 100vw;
        background: url(./zhinan/bg.png) no-repeat center;
        background-size: 100%;
        overflow: hidden;
    }
    .logo{
        width: 92vw;
        margin: 0 auto;
        margin-top: 2vh;
    }
    .logo img{
        width: 100%;

    }
    .zhinan-nav{
        width: 86vw;
        margin: 5.5vh auto;
    }
    .item{
        border-radius: 20px;
        font-size: 24px;
        border:4px solid #f4faff;
    }
    .item a{
        color: #FFF;
        font-weight: 800;
        padding: 10px 15px;
        display: block;
        width: 100%;
        height: 100%;
        min-height: 16vh;
    }
    .zhinan-nav>div{
        margin-bottom: 1rem;
    }
    .zhinan-nav>div>div .item {
        position: relative;
        min-height: 16vh;
    }
    .zhinan-nav>div>div .item a::after {
        content: '';
        width: 50px;
        height: 50px;
        display: block;
        position: absolute;
        z-index: 4;
        bottom: 0;
        right: 0;
    }
    .yicheng{
        background: linear-gradient(90deg, #8171fe 0%, rgb(169 125 201 / 0.6) 100%);
    }
    .yicheng  a::after {
        background: url(./zhinan/yicheng-icon.png) no-repeat center center;
        background-size: 50%;
    }
    .zhanqu {
        background: linear-gradient(90deg, #a170c3 0%, #a170c399 100%);
    }
    .zhanqu  a::after {
        background: url(./zhinan/zhanqu-icon.png) no-repeat center center;
        background-size: 50%;
    }
    .zhuti {
        background: linear-gradient(90deg, #5c8ff9 0%, #5c8ff999 100%);
    }
    .xuzhi {
        background: linear-gradient(90deg, #e65c5c 0%, #e65c5c99 100%);
    }
    .canyin {
        background: linear-gradient(90deg, #f196ba 0%, #f196ba99 100%);
    }
    .zhusu {
        background: linear-gradient(90deg, #f89b4f 0%, #f89b4f99 100%);
    }
    .jiaotong {
        background: linear-gradient(90deg, #50c1bf 0%, #50c1bf99 100%);
    }
    .zhuti a::after {
        background: url(./zhinan/zhuti-icon.png) no-repeat center center;
        background-size: 50%;
    }
    .xuzhi a::after {
        background: url(./zhinan/xuzhi-icon.png) no-repeat center center;
        background-size: 40%;
    }
    .canyin a::after {
        background: url(./zhinan/canyin-icon.png) no-repeat center center;
        background-size: 40%; width: 40px;height: 40px;
    }
    .zhusu a::after {
        background: url(./zhinan/zhusu-icon.png) no-repeat center center;
        background-size: 40%; width: 40px;height: 40px;
    }
    .jiaotong::after {
        background: url(./zhinan/jiaotong-icon.png) no-repeat center center;
        background-size: 40%; width: 40px;height: 40px;
    }
    .canyin a,.zhusu a,.jiaotong a{
        min-height: 14vh !important;
        font-size: 20px;
    }
    .zhinan-nav .item span{
        width: 50px;
        display: block;
        line-height: 30px;
    }
    .zhinan-nav  .canyin ,.zhinan-nav  .zhusu ,.zhinan-nav  .jiaotong {
        min-height: 14vh !important;
    }
    .zhinan-nav  .canyin span,.zhinan-nav  .zhusu span,.zhinan-nav  .jiaotong span{
        line-height: 24px;
    }


}