@media (max-width: 767px) {
    *{
        font-size: 1rem;
    }
	#top {
        height: 30px;
        border-bottom: 1px solid #D8D8D8;
        text-align: right;
        color: #000;
    }

    #top .jp li a{
        padding: 0 5px;
    }

    .top-langage{
        display: block !important;
    }

    .top-langage img{
        height: 20px;
        transform: translate(-2px, -2px);
    }

    .container{
        padding: 1rem;
    }

    #mySwiper{
        width: 100%;
        min-height: 10vh;
    }

    .swiper-slide a img{
        width: 100% !important;
        height: auto !important;
    }

    #jianjie .sub-content{
        margin: 0 auto;
    }

    .block-title{
        /* padding-top: 3em; */
        margin-top: 0px;
    }
    .block-title strong{
        font-size: 1.2em;
    }
    #header .wrap{
        display: block;
        text-align: center;
    }
    #header .wrap .logo img{
        width: 95%;
    }
    #header .searchBox, #header .langage{
        display: none;
    }

    .sub_navigation{
        /* top: 235px !important; */
        position: relative !important;
        top: 0;
        height: auto;
    }

    .sub_navigation > ul{
        display: block;
        margin-inline: auto;
        width: 100%;
    }

    .sub_navigation > ul li{
        display: inline-block;
        width: 30%;
        margin-right: 1% !important;
        margin: 1%;
        padding: 0;
    }

    .sub_navigation > ul > li > a{
        min-height: 2rem;
        min-width: auto;
    }

    .sub_navigation > .jp > li > a{
        font-size: 0.8rem;
    }

    #mainNav{
        background-color: #222222;
        background-image: none;
    }

    .navbar-fixed-top{
        position: unset;
    }

    #mainNav, #mainNav div.wrap{
        height: auto;
    }
    #mainNav div.wrap{
        flex-wrap: wrap;
    }
    #mainNav div.wrap div{
        min-width: 33%;
        padding: 0.5rem;
        border-bottom: 1px solid #4F4F4F;
    }

    #mainNav div.wrap div a .dropdown-arrow{    
        display: none;
    }

    #mainNav div.wrap div:nth-child(4),
    #mainNav div.wrap div:nth-child(5),
    #mainNav div.wrap div:nth-child(6){
        border-bottom: none;
        min-width: 33%;
        padding: 0.5rem;
    }

    #mainNav div.wrap div:nth-child(7){
        border-top: 1px solid #4F4F4F;
        width: 100%;
        padding: 0.5rem;
    }

    #mainNav div.jp div:nth-child(4){
        border-top: 1px solid #4F4F4F;
        width: 100%;
        padding: 0.5rem;
    }

    .swiper-slide>a>div{
        height: 1.5rem !important;
        line-height: 1.5rem !important;
        font-size: 1rem !important;
        background-color: rgba(0, 0, 0, 0.5) !important;
    }

    .table_xiangqing .odd th,.table_xiangqing .even th{
        font-size: 0.85rem;
    }

    .table_xiangqing .odd th:first-child{
        width: 25% !important;
    }
    .table_xiangqing .odd th:last-child{
        width: 75% !important;
    }

    .table_xiangqing table tr{
        text-indent: 0;
    }

    #jianjie .sub-content dd{
        font-size: 1rem !important;
        color: #212529 !important;
    }

    .pinterestUl-about{
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
    }
    .pinterestUl-about li{
        width: 40%;
    }
    .modal-dialog{
        max-width: 80% !important;
        margin: 10vh auto;
    }

    #mvv img{
        width: 100%;
    }

    #mvv video{
        /* max-height: 600px; */
        height: auto;
    }

    .pinterestUl-figure{
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
    }

    .pinterestUl-figure li{
        width: 40%;
    }

    .pinterestUl-about li div{
        display: none;
    }

    .pinterestUl-about li img,.pinterestUl-figure li img{
        height: auto;
    }


    #licheng{
        display: block !important;
    }

    .demo{
        margin: 2rem auto 0 auto;
    }

    .history{
        background-position: 14.5% 0;
    }

    .history-date ul li{
        background-position: 14% 0;
    }

    .history-date ul li h3{
        width: 14%;
        line-height: 1.4rem;
    }

    .history-date ul li dl{
        margin-top: 0px;
        width: 60%;
        padding-left: 0;
    }

    .history-date ul li dl dt{
        max-width: 50%;
        font-size: 1rem;
        padding-left: 1rem;
    }


    .foot-menu .container{
        width: 100% !important;
        flex-direction: column;
    }

    .foot-menu .container div.col{
        width: 100%;
    }

    #footArea .foot-menu dt{
        font-size: 1.2rem;
    }

    #footArea .foot-menu dd{
        font-size: 1rem;
    }

    #footArea .foot-menu .code_img{ 
        float: none;
    }

    #footArea .foot-menu .copyright{
        padding: 0.5rem 0;
    }

    #footArea .foot-menu .copyright span{
        display: block;
        color: #888888;
        width: 100%;
        font-size: 0.8rem;
    }

    #footArea .foot-menu .copyright span a{
        color: #888888;
        font-size: 0.8rem;
        margin-left: 0px !important;
    }

    #backTop{
        right: 5%
    }
}