/* body {
    margin: 0;
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: space-around;
    align-items: center;
    flex-wrap: wrap;
} */
/* div {
    width: 100%;
    height: 100%;
} */

html {
    font-size: 100px;
}

/* @media screen and (min-width:900px) { */
    .BGImage1 {
        background-image: url(./images/banner/bannerM1.jpg);
        background-size: auto 100%;
        background-repeat: no-repeat;
        background-position: center center ;
    }
    .BGImage2 {
        background-image: url(./images/banner/bannerM2.jpg);
        background-size:auto 100%;
        background-repeat: no-repeat;
        background-position: center center ;
    }
    .BGImage3 {
        background-image: url(./images/banner/bannerM3.jpg);
        background-size:  auto 100%;
        background-repeat: no-repeat;
        background-position: center center ;
    }
    .BGImage4 {
        background-image: url(./images/banner/bannerM4.jpg);
        background-size: auto 100%;
        background-repeat: no-repeat;
        background-position: center center ;
    }
    .logo {
        width: 22%;
        /* height: 4%; */
        position: absolute;
        top: 10px;
        left: 15px;
        z-index: 999;
    }
    .pageTwoBox {
        display: flex;
        flex-flow: column nowrap;
        justify-content: space-evenly;
        width: 100%;
        height: 100%;
    }
    
    .container {
        /* margin: 20px; */
        width: 20%;
        /* flex:auto; */
        /* height: 30%; */
        /* perspective: 1000px; */
    }
    .card {
        margin-top: -10px;
        transition: transform 2s;
        transform-style: preserve-3d;
        cursor: pointer;
    }
    .front,
    .back {
        position: absolute;
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        backface-visibility: hidden;
    }

    .back {
        transform: rotateY(180deg);
    }

    .threeTitle {
        width: 100%;
        font-size :3vh;
        color: black;
        letter-spacing: 3px;
        position: absolute;
        top: 2vh;
    }
    .HZSBox {
        width: 100%;
        height: 75vh;
        margin-top: 7vh;
        display: flex;
        flex-flow: row wrap;
        justify-content: space-around;
        /* background-color: brown; */
    }
    .HZSImg {
        width: 30%;
        height: 13%;
    }
    .HZSBtn {
        background-color: #fff;
        color: #61579B;
        border-radius: 5px;
        border: 1px solid #61579B;
        font-size: 2vh;
        padding: 1vh;
        margin-top: 1vh;
    }
    .PTLogo1 {
        width: 40px;
        height: 30px;
        margin: 20px;
        background-image: url("./images//hezuoshang/wechat.png");
        background-size: 100% 100%;
        /* background-color: chartreuse; */
    }
    .PTLogo1:hover {
        width: 40px;
        height: 30px;
        margin: 20px;
        background-image: url("./images//hezuoshang/wechat.png");
        background-size: 100% 100%;
        /* background-color: chartreuse; */
    }

    .PTLogo2 {
        width: 40px;
        height: 30px;
        margin: 20px;
        background-image: url("./images//hezuoshang/weibo.png");
        background-size: 100% 100%;
        /* background-color: chartreuse; */
    }
    .PTLogo2:hover {
        width: 40px;
        height: 30px;
        margin: 20px;
        background-image: url("./images//hezuoshang/weibo.png");
        background-size: 100% 100%;
        /* background-color: chartreuse; */
    }

    .PTLogo3 {
        width: 40px;
        height: 30px;
        margin: 20px;
        background-image: url("./images//hezuoshang/toutiao.png");
        background-size: 100% 100%;
        /* background-color: chartreuse; */
    }
    .PTLogo3:hover {
        width: 40px;
        height: 30px;
        margin: 20px;
        background-image: url("./images//hezuoshang/toutiao.png");
        background-size: 100% 100%;
        /* background-color: chartreuse; */
    }
    .PTLogoBox {
        display: flex;
        flex-flow: row nowrap;
        justify-content: center;
    }
    .otherTitleBox {
        position: absolute;
        top: 3vh;
        left: 3vw;
        color: black;
        font-size: 4vw;
        margin-top: 3vh;
        text-align: left;
    }
    .otherTitle1 {
        font-weight: 600;
        font-size: 4vw;
    }
    .tooth {
        position: absolute;
        top: 37vh;
        left: 50%;
        margin-left: -8vw;
        width: 16vw;
        height: 16vw;
        /* margin-top: -100vh; */
        
    }
    .TitleBox {
        position: absolute;
        /* left: 50%; */
        top: 48vh;
        /* margin-left: -15vw; */
        /* width: 30vw; */
        width: 100%;
        text-align: center;
        color: black;
        text-align: left;
    }
    
    .Title {
        text-align: center;
        width: 100%;
        font-size: 18px;
    }
    .Title1 {
        text-align: center;
        width: 100%;
        font-size: 18px;
        font-weight: 600;
    }
    a {
        display: block;
    }
    a:hover {
        color: #fff;
    }
    a:active {
        color: #fff;
    }
    .tanchuang {
        width: 100vw;
        height: 100vh;
        background-image: url(./images/xiaochengxu.jpg);
        background-size: auto 100%;
        background-repeat: no-repeat;
        background-position: center center ;
        position: absolute;
        top: 0;
        left: 0;
        z-index: 99999;
    }
    .tanchuangO {
        width: 100vw;
        height: 100vh;
        background-color: rgba(0, 0, 0, 0.5);
        position: absolute;
        top: 0;
        left: 0;
        z-index: 99999;
    }
    
    .tanchuangImg {
        width: 50vw;
        height: 50vw;
        position: absolute;
        top: 50%;
        left: 50%;
        margin-left: -25vw;
        margin-top: -15vw;
    }
    .display{
      display: none;
    }
    .imgBigBox {
        width: 100%;
        height: 60vh;
        display: flex;
        flex-flow: column nowrap;
        justify-content: space-evenly;
        margin-top: 3vh;
    }
    .introduce {
        width: 60%;
        margin-top: 1vh;
        /* flex:auto; */
        /* height: 85%; */

    }
    .introduce1 {
        width: 50%;
        margin-top: 2vh;
        /* flex:auto; */
        /* height: 85%; */

    }
    .imgBox {
        width: 100%;
    }
/* } */