/* pc端 */
@media screen and (min-width:1200px) {
    .register-button{
        display: none;
    }
    .modil-title-nav {
        display: none;
    }
    
    .header .hd_extra {
        margin-top: 0;
        display: flex;
        align-items: center;
        justify-content: space-between;
    }

    .section-1 {
        background: #fff;
        border-radius: 5px;
        box-shadow: 0px 6px 70px 1px rgba(0, 0, 0, .1);
        margin-top: -65px;
        position: relative;
        z-index: 3;
    }

    .modil-nav {
        display: none;
    }

    .section-1 .list {
        padding: 35px 0;
        overflow: hidden;
        display: flex;
        justify-content: space-between;
        align-items: center;
    }

    .section-1 .list li {
        width: 25%;
        flex-grow: 1;
    }

    .section-1 .list li a {
        overflow: hidden;
        display: block;
        display: flex;
        align-items: center;
    }

    .section-1 .list li .img {
        float: left;
        transition: all .2s;
        width: 51px;
        height: 59px;
        margin-left: 40px;
        background-repeat: no-repeat;
        background-size: contain;
    }


    .section-1 .list li .text {
        float: left;
        width: 170px;
        margin-left: 32px;
    }

    .section-1 .section-title {
        display: none;
    }

    .section-2 .section-con {
        height: 35vw;
        display: flex;
        justify-content: space-between;
    }

    #home .sec4-list li {
        width: 18.40vw;
        height: 12.31vw;
        animation: ifsec4Andi forwards .3s;
    }

    .sec4-list li:hover {
        animation: sec4Andi forwards .3s !important;
    }

    @keyframes sec4Andi {
        0% {
            background-size: 100% 100%;
        }

        100% {
            background-size: 120% 120%;
        }
    }

    @keyframes ifsec4Andi {
        0% {
            background-size: 120% 120%;
        }

        100% {
            background-size: 100% 100%;
        }
    }

    .section-5 .section-con .con-item {
        margin: 0 31px;
        width: 40%;
        transition: all .4s;
    }

    .section-5 .con-item div {
        margin-top: 30px;
    }

    .mobile_extra,
    .modil-extra-list {
        display: none;
    }

    .register-button {
        position: fixed;
        right: 50px;
        top: 70px;
    }
}