* {
    margin: 0;
    padding: 0;
}

/* 去除列表项的默认样式 */
ul {
    list-style: none;
}

/* 去除超链接的下划线 */
a {
    font-size: 1rem;
    text-decoration: none;
}

p {
    font-size: 1rem;
}

/* 全局字体样式 */
body {
    font-family: "Microsoft YaHei", sans-serif;
}

#container {

    width: 100%;
    /*     max-width: 1920px; */
    min-width: 1150px;
    /*   height: 7000px; */
    margin: 0 auto;
    background-color: #FFFFFF;
    display: flex;
    display: -webkit-flex;
    /* Safari */
    flex-direction: column;

}



@media (min-width: 0px) and (max-width: 2200px) {

    #center .Business .title {
        margin-top: 60px;
        color: #231815;
        font-size: 3rem;
        display: flex;
        display: -webkit-flex;
        flex-direction: row;
        justify-content: center;
        background-color: white;
    }

    #header .Banner .Bottom .item li img {
        height: 200px;
        width: 100%;
        max-width: 320px;
        margin: 0px auto;
    }

    /*  
   #header .Banner .Bottom .item {
     background-color: red;
    } 
    */

    #header .Banner .Bottom .item li {
        margin: 0px auto;
        height: 200px;
        width: 100%;
        max-width: 320px;
        margin-left: 20px;
        margin-right: 20px;
        text-align: center;
        align-items: center;
    }

    .Business .item li {
        max-height: 320px;
        width: 100%;
        max-width: 1080px;
        background-color: #EAF1F5;
        display: flex;
        display: -webkit-flex;
        flex-direction: row;
        justify-content: center;
        margin-top: 20px;
        height: 300px;
        overflow: hidden;
      
    }

    .Business .item li .img {
        max-height: 300px;

        width: 57%;
        height: 100%;
        overflow: hidden;
    }

    .Business .item li .img img {
        max-height: 400px;
        width: 100%;
        height: 100%;
    }


    #center .Introduction .content .item1 ul li .item .title {
        font-size: 1.5rem;
        /*   font-weight: bold; */
    }

    #center .Introduction .content .item1 ul li .item .text {
        font-size: 1.2rem;
        line-height: 28px;

    }

    #center .Introduction .content .item1 ul li {
        max-width: 360px;
        width: 28%;
        max-height: 680px;
        padding-bottom: 10px;
        margin: 20px 1%;
        background-color: #F6F7F6;
    }

    #center .Introduction .content .item1 ul li .img img {
        height: auto;
        max-height: 240px;
        width: 100%;
    }

    #center .Introduction .content .item3 .item ul li .text p {
        font-size: 1.2rem;
        font-weight: 400;
        color: #5F5F5F;
    }

    #center .Introduction .content .item2 .item {
        max-width: 1080px;
        width: 100%;
        margin: 20px auto;
        overflow: hidden;
    }


    #center .Introduction .content .item2 .item .img {
        max-height: 500px;
        width: 100%;
    }

    #center .Introduction .content .item2 .item .img img {
        max-height: 500px;
        width: 100%;
    }

    #center .Introduction .content .item3 .item ul li {
        max-height: 360px;

        max-width: 280px;
        width: 20%;
        display: flex;
        display: -webkit-flex;
        flex-direction: column;
        justify-content: flex-start;

        margin: 0px 75px;
    }

    #center .Introduction .content .item3 .item ul li .img {
        border-radius: 140px;
        max-height: 220px;
        max-width: 220px;
        margin: 0px auto;
        overflow: hidden;
    }

    #center .Introduction .content .item3 .item ul li .img img {
        height: auto;
        width: 100%;
    }

}

@media (min-width: 0px) and (max-width: 1280px) {
    #header .Banner .Bottom .item li {
        margin: 0px auto;
        height: 200px;
        width: 90%;
        max-width: 320px;
        margin-left: auto;
        margin-right: auto;
    }
}