/* 公共居中样式 */
.positionRel {
    position: relative;
    left: 50%;
    transform: translateX(-50%);
}


.banner {
    width: 100%;
    height: 538px;
    margin-top: 85px;
    /* background: url('https://school-resource-file.oss-cn-beijing.aliyuncs.com/web/img/client/banner.jpg') no-repeat center; */
}

#banner1 {
    display: block;
}

.body2 {
    width: 100%;
}

.landing_project {
    width: 1682px;
}

/* 主标题 */
.title_name {
    margin: 0px 0 42px 0;
    font-weight: bold;
    font-size: 65px;
    font-family: 'SourceHanSansCN-Bold', sans-serif;
    text-align: center;
    background-image: linear-gradient(to bottom, #00c0fa, #4760FF);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    padding-top: 100px;
}

.AI_title_name {
    /* padding-top: 143px; */
}

/* 副标题 */
.subheading {
    font-weight: bold;
    font-size: 28px;
    font-family: 'SourceHanSansCN-Bold', sans-serif;
    text-align: center;
    color: #000;
    margin-bottom: 42px;
}

.landing_project ul {
    width: 1320px;
    display: flex;
    flex-wrap: wrap;
}

.landing_project ul li {
    /* flex: 0 0 25%; */
    width: 440px;
    box-sizing: border-box;
    height: 363px;
    border: 2px solid #B3B3B3;
    /* display: flex; */
    /* 使用 Flexbox */
    /* justify-content: center; */
    /* 主轴方向上居中 */
    /* align-items: center; */
    /* 交叉轴方向上居中 */

}

.landing_project ul li:nth-child(2),
.landing_project ul li:nth-child(3),
.landing_project ul li:nth-child(5),
.landing_project ul li:nth-child(6) {
    border-left: none;
}


.landing_project ul li:nth-child(4),
.landing_project ul li:nth-child(5),
.landing_project ul li:nth-child(6) {
    border-top: none;
}



.landing_project ul li .name1 {
    width: 194px;
    height: 46px;
    border-radius: 0 0 10px 10px;
    line-height: 46px;
    text-align: center;
    font-family: 'SourceHanSansCN-Medium', sans-serif;
    font-weight: 500;
    font-size: 16px;
    margin: 0 auto;
    color: #fff;
}


.landing_project ul li .title {
    font-family: 'SourceHanSansCN-Bold', sans-serif;
    font-weight: bold;
    font-size: 24px;
    text-align: center;
    margin-top: 15px;
    margin-bottom: 28px;
}

.landing_project ul li p {
    font-family: 'SourceHanSansCN-Regul', sans-serif;
    font-weight: bold;
    font-size: 24px;
    color: #595757;
    font-size: 18px;
    font-weight: 400;
    margin: 15px 0 20px 0;
    text-align: center;
}

.landing_project .line {
    margin: 150px 0;
}


/* 落地项目 */
.projectSwiper {
    margin-top: 85px;
    margin-bottom: 64px;
    width: 1618px;
    /* height: 1200px; */
    overflow: hidden;
}

.projectSwiper img {
    width: 375px;
    height: 207px;
    background-image: 100% 100%;
    display: block;
    margin: 0 auto;

}

/* 智能实训室 */
.room_box {
    width: 1682px;
    /* height: 1405px; */
    /* background: url('https://school-resource-file.oss-cn-beijing.aliyuncs.com/web/img/client/new/room-bg.png') no-repeat;
    background-image: 100% 100%; */
}

.OlympicGames_box {
    margin-top: 76px;
}




/* 科普再行动 */
.kpzxd_box {
    width: 1682px;
}

.kpzxd_box .swiper-button-next {}



/* 赛事活动 */
.competition_box {
    width: 1682px;
}

.competitionSwiper {
    padding-top: 65px;
}

.competitionSwiper_swiper_left {
    position: relative;
    bottom: -280px;
    left: 741px;
    width: 50px;
}

.competitionSwiper_swiper_right {
    position: relative;
    bottom: -280px;
    right: 741px;
    width: 50px;
}

/* 急救公益活动 */
.publicBenefit_box {
    width: 1682px;
    height: 1209px;
}

.publicBenefitSwiper {
    padding-top: 50px;
    margin-bottom: 64px;
}

.publicBenefitSwiper_img {
    margin: 0 auto;
    width: 1168px;
    height: 595px;
    background-image: 1168px 595px;
    overflow: hidden;
}


.publicBenefitSwiper_img img {
    width: 1168px;
    height: 645px;

}

.publicBenefit_swiper_left {
    position: relative;
    bottom: 0;
    left: 10px;
    width: 50px;

}

.publicBenefit_swiper_right {
    position: relative;
    bottom: 0;
    right: 10px;
    width: 50px;
}


.swiper-button-prev:after {
    content: '';
}

.swiper-button-next:after {
    content: '';
}

/* 智能实训室的swiper */
.swiper {
    width: 1315px;
    overflow: hidden;

}

.AIswiper {
    overflow: hidden;
    /* height: ; */
}

.AIswiper_kpzxd_left {
    position: relative;
    bottom: -485px;
    left: 741px;
    width: 50px;
}

.AIswiper_kpzxd_right {
    position: relative;
    bottom: -485px;
    right: 741px;
    width: 50px;
}



.swiper-pagination {
    width: 100%;
    height: 20px;
}

.swiper-pagination2 {
    text-align: center;
    margin-top: 30px;
}

.swiper-pagination-bullet {
    margin-right: 30px;
    width: 40px;
    height: 40px;
    text-align: center;
    line-height: 40px;
    font-size: 16px;
    color: #000;
    opacity: 1;
    background: #dbebfd;
    border: 1px solid #3662AD;
}

.swiper-pagination-bullet-active {
    color: #fff;
    /* background: #007aff; */
    background-image: linear-gradient(to bottom, #015EEA, #00C0FA);

}


.AIRoom_three_box {
    width: 1315px;
    display: flex;
    justify-content: space-between;
    margin-top: 65px;
    margin-bottom: 15px;

}

.AIRoom_three_box img {
    width: 428px;
    height: 254px;
    /* margin-right: 15px; */
    object-fit: cover;
}

.kpzxdSwiper_three_box {
    width: 1315px;
    display: flex;
    justify-content: space-between;
    margin-bottom: 15px;

}

.kpzxdSwiper_three_box img {
    width: 429px;
    height: 255px;
    /* margin-right: 15px; */
    object-fit: cover;
}

.competitionSwiper_three_box {
    width: 1315px;
    display: flex;
    justify-content: space-between;
    margin-bottom: 15px;

}

.competitionSwiper_three_box img {
    width: 430px;
    height: 255px;
    /* margin-right: 15px; */
    object-fit: cover;
}

.AIRoom_one_box {
    width: 1315px;
    height: 341px;
}

.AIRoom_one_box img {
    width: 1315px;
}

.kpzxdSwiper_one_box {
    width: 1315px;
}

.kpzxdSwiper_one_box img {
    width: 1315px;
    height: 341px;
}

.publicBenefitSwiper_text {
    margin-top: 25px;
    padding: 0 70px;
    font-family: 'SourceHanSansCN-Regul', sans-serif;
    font-weight: 400;
    line-height: 35px;
    font-size: 22px;

}

.bg1 {
    width: 1657px;
    height: 781px;
    background: url('https://school-resource-file.oss-cn-beijing.aliyuncs.com/web/img/client/new/bg1.png') no-repeat;
}

.bg2 {
    width: 1657px;
    height: 715px;
    padding-top: 65px;
    background: url('https://school-resource-file.oss-cn-beijing.aliyuncs.com/web/img/client/new/bg2.png') no-repeat;
}

.bg3 {
    width: 1657px;
    height: 483px;
    background: url('https://school-resource-file.oss-cn-beijing.aliyuncs.com/web/img/client/new/bg3.png') no-repeat;
}

.bg4 {
    width: 1657px;
    height: 781px;
    background: url('https://school-resource-file.oss-cn-beijing.aliyuncs.com/web/img/client/new/bg4.png') no-repeat;
}