.main {
    max-width: 1200px;
    margin: auto;
}
body {
    min-width: 1200px !important;
}
/*body {*/
/*  min-width: 1200px !important;*/
/*}*/

body, button, input, select, textarea {
    color: #444;
    font: 14px/1.5 "PingFang SC", Arial, "Microsoft YaHei", sans-serif;
}

ul,ol {
    list-style-type: none;
}

a {
    color: #444;
    text-decoration: none;
    transition: all 0.1s ease-in-out;
    -webikit-transition: all 0.1s ease-in-out;
    -moz-transition: all 0.1s ease-in-out;
    -ms-transition: all 0.1s ease-in-out;
}

a:hover {
    color: #e5a414;
}

* {
    margin: 0;
    padding: 0;
}


.banner {
    /*margin-top: 55px;  */
    height: 150px;
    background-color: #23B1EC;
}

.banner .ppt-banner-text{
    padding-top: 28px;
}
.banner .banner-text .text-1,.banner .ppt-banner-text .text-1{
    font-size: 32px;
    font-family: PingFang SC-Regular, PingFang SC;
    font-weight: 400;
    color: #FFFFFF;
    line-height: 28px;
}

.banner .banner-text .text-2,.banner .ppt-banner-text .text-2{
    font-size: 25px;
    font-family: PingFang SC-Regular, PingFang SC;
    font-weight: 400;
    color: #FFFFFF;
    line-height: 28px;
}


.section-1 {
    margin-top: 60px;
}

.section-1 .video-1{
    padding-left: 110px;
}

.section-2{
    margin-top: 74px;
}

.section .title-1{
    font-size: 30px;
    font-family: PingFang SC-Bold, PingFang SC;
    font-weight: bold;
    color: #333333;
}

.section .text-1{
    font-size: 16px;
    font-family: PingFang SC-Regular, PingFang SC;
    font-weight: 400;
    color: #333333;

}

.section .btn{
    font-size: 16px;
    font-family: PingFang SC-Bold, PingFang SC;
    font-weight: bold;
    color: #FFFFFF;
    background-color:  #E53A77;
    margin-top: 10px;
    padding: 6px 20px;
    border-radius: 50px 50px 50px 50px;
}
.bottom-30{
    margin-bottom: 30px;
}
.top-20{
    padding-top: 23px;
}
.section-3{
    margin-top: 62px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.section-3 .left-box{
    width: 456px;
}

.section .title-2{
    font-size: 25px;
    font-family: PingFang SC-Bold, PingFang SC;
    font-weight: bold;
    color: #FA2B78;
    margin-bottom: 15px;
}

.section-4{
    margin-top: 78px;
    margin-bottom: 100px;
}

.section-4 .text-btn-box-1{
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.section-4 .text-btn-box-1 .text-1{
    width: 1020px;
}

.section-4 .text-btn-box-2{
    margin-top: 37px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.section-4 .text-btn-box-2 img{
    width: 750px;
    height: 425px;
}

.section-4 .text-btn-box-2 .right-box{
    margin-left: 45px;
}

.section-4 .text-btn-box-2 .right-box .item{
    display: flex;
    margin-bottom: 15px;
}
.section-4 .text-btn-box-2 .right-box .icon{
    color: #23B1EC;
    font-weight: bold;
    margin-right: 12px;
}
.img-box-index{
    z-index: 99;
}
.aboutUs-div{
    background-color: #EEEEEE!important;
}


.img-box  img:hover {
    cursor:pointer; //经过页面时，鼠标会变成一只手
}


.img-box  img {
    width: 100%;
    height: 100%;
    background-color: #F9B008;
    transform: scale(1.0); //原本的图片的大小，图片原来的大小不变
    transition: all 0.6s;
    display: flex;
}

.img-box img:hover{
    transform: scale(1.2);//图片按照比例，整体放大了1.2倍
}