/* 首页样式表 main.css */

/* 头部轮播图: satrt */
.banner-slider {
    position: relative;
    width: 100%;
}
.direction {
    position: absolute;
    left: 0px;
    top: 50%;
    transform: translateY(-50%);
    width: 100%;
}
.direction .row {
    position: relative;
    width: 100%;
    height: 53px;
}
.direction-prev {
    z-index: 50;
    position: absolute;
    left: 0px;
    top: 50%;
    transform: translateY(-50%);

    width: 53px;
    height: 53px;
    background: url(../images/banner_left_arrow.png) center center no-repeat;
}
.direction-prev:hover {
    cursor: pointer;  
  }
.direction-next {
    z-index: 50;
    position: absolute;
    right: 0px;
    top: 50%;
    transform: translateY(-50%);

    width: 53px;
    height: 53px;
    background: url(../images/banner_right_arrow.png) center center no-repeat;
}
.direction-next:hover {
    cursor: pointer;  
}
/* 轮播图: end */


/* 主内容区: satrt */
.main {
    padding: 44px 0px;
    background: url(../images/index_bg.png) bottom center no-repeat;
}

/* 新闻动态、院企合作、喜讯分享: start */
.main-section1 {
    width: 100%;
    margin-bottom: 60px;
}
.main-section1 .column-item {
    position: relative;
    float: left;
    width: 390px;

    margin-right: 65px;
}
.main-section1 .column-item:last-child {
    margin-right: 0px;
}
.main-section1 .column-item a {
    display: block;
    width: 100%;
    height: 100%;
    background: #f1f1f3;;
}
.main-section1 .column-item .title {
    position: absolute;
    left: 0px;
    top: -1px;
    width: 120px;
    z-index: 10;

    font-size: 18px;
    line-height: 35px;
    color: rgba(255, 255, 255, 0.8);
    text-align: center;
    background: url(../images/title_bg.png) center center no-repeat;
}
.main-section1 .column-item:hover .title {
    color: rgba(255, 255, 255, 1);
}
.main-section1 .column-item .img {
    width: 100%;
    height: 260px;
}
.main-section1 .column-item .content {
    width: 100%;
    padding: 14px 25px;
}
.main-section1 .column-item .content .date {
    width: 100%;
    font-size: 12px;
    line-height: 26px;
    color: #999999;

    margin-bottom: 8px;
}
.main-section1 .column-item:hover .content .date {
    color: #055094;
}
.main-section1 .column-item .content .date img {
    margin-right: 5px;
    margin-bottom: 5px;
}
.main-section1 .column-item .content .info {
    width: 100%;
    font-size: 16px;
    line-height: 22px;
    color: #010101;
    min-height: 44px;

    overflow: hidden;
	display: -webkit-box;
	-webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
}
.main-section1 .column-item:hover .content .info {
    color: #055094;
}
/* 新闻动态、院企合作、喜讯分享: end */

/* 新闻动态、活动概览、学院通知、招生信息: satrt */
.main-section2 {
    width: 100%;
    margin-bottom: 80px;
}
.main-section2 .column-item {
    width: 612px;
    min-height: 385px;
    margin-bottom: 33px;
}
.main-section2 .column-item:nth-child(2n+1) {
    float: left;
}
.main-section2 .column-item:nth-child(2n+2) {
    float: right;
}
.main-section2 .column-item .title-container {
    width: 100%;
    margin-bottom: 20px;
}
.main-section2 .column-item .title-container .title {
    float: left;
}
.main-section2 .column-item .title-container a {
    float: right;
}
.main-section2 .column-item .title-container .title .title-ch {
    float: left;
    font-size: 20px;
    line-height: 24px;
    color: #055094;
    font-weight: bold;

    padding-right: 20px;
}
.main-section2 .column-item .title-container .title .title-en {
    float: left;
    font-size: 20px;
    line-height: 24px;
    color: #d9d9d9;
}
.main-section2 .column-item .title-container .title p {
    float: left;
    font-size: 20px;
    line-height: 20px;
    color: #666666;
    border-right: 1px solid #cecece;
    padding: 0px 20px;
    cursor: pointer;

    margin: 2px 0px;
}
.main-section2 .column-item .title-container .title p:first-child {
    padding-left: 0px;
}
.main-section2 .column-item .title-container .title p:last-child {
    border-right: none;
}
.main-section2 .column-item .title-container .title p.active {
    font-weight: bold;
    color: #055094;
}
.main-section2 .column-item .title-container a {
    display: block;
    font-size: 12px;
    line-height: 24px;
    color: #9a9a9a;
}
.main-section2 .column-item .title-container a:hover {
    color: #055094;
}
.main-section2 .column-item .title-container a img {
    margin-right: 8px;
    margin-bottom: 6px;
}
.main-section2 .column-item ul {
    width: 100%;
}
.column-switch ul {
    display: none;
}
.main-section2 .column-item ul li {
    position: relative;
    width: 100%;
}
.main-section2 .column-item ul li a {
    display: block;
    width: 100%;
    height: 100%;
    padding: 9px 0px;
    border-bottom: 1px dashed #e5e5e5;
}
.main-section2 .column-item ul li.first a {
    padding: 0px 0px;
    border-bottom: none;
    border-top: 4px solid #055094;
}
.main-section2 .column-item ul li.first {
    background: #f1f1f3;
}
.main-section2 .column-item ul li .first-date {
    float: left;
    width: 72px;
    height: 86px;
    margin-top: -4px;
    padding: 10px 0px;

    background: #055094;
    border-top: 4px solid #f7b765;
}
.main-section2 .column-item ul li .first-date .day {
    color: #ffffff;
    font-size: 28px;
    line-height: 38px;
    text-align: center;
}
.main-section2 .column-item ul li .first-date .year-month {
    color: #ffffff;
    font-size: 12px;
    line-height: 24px;
    text-align: center;
}
.main-section2 .column-item ul li .first-info {
    position: relative;
    margin-left: 72px;
    height: 82px;
}
.main-section2 .column-item ul li .first-info p {
    position: absolute;
    left: 0px;
    top: 50%;
    transform: translateY(-50%);
    padding-left: 20px;
    padding-right: 40px;

    width: 100%;
    font-size: 16px;
    line-height: 28px;

    overflow: hidden;
	display: -webkit-box;
	-webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
}
.main-section2 .column-item ul li .info {
    position: relative;
    padding-left: 18px;
    padding-right: 90px;

    font-size: 16px;
    line-height: 32px;

    overflow: hidden;
	display: -webkit-box;
	-webkit-box-orient: vertical;
    -webkit-line-clamp: 1;
}
.main-section2 .column-item ul li .info::before {
    position: absolute;
    left: 0px;
    top: 50%;
    transform: translateY(-50%);

    content: '';
    border-left: 5px solid #055094;
    border-top: 5px solid transparent;
    border-bottom: 5px solid  transparent;
    transition: all .2s ease-in;
}
.main-section2 .column-item ul li:hover .info::before {
    left: 5px;
}
.main-section2 .column-item ul li .date {
    position: absolute;
    right: 0px;
    top: 50%;
    transform: translateY(-50%);
    width: 80px;

    font-size: 12px;
    line-height: 32px;
    color: #999999;
}
.main-section2 .column-item ul li:hover .date {
    color: #055094;
}
/* 新闻动态、活动概览、学院通知、招生信息: end */

/* 珠海校区风光、学院视频、其他视频: start */
.main-section3 {
    width: 100%;
}
.main-section3 .column-item {
    position: relative;
    float: left;
    width: 384px;
    margin-right: 73px;
}
.main-section3 .column-item:last-child {
    margin-right: 0px;
}
.main-section3 .column-item a {
    display: block;
    width: 100%;
    height: 100%;
}
.main-section3 .column-item a .img {
    width: 100%;
    height: 256px;
}
.main-section3 .column-item a .title {
    position: absolute;
    left: 0px;
    bottom: 0px;
    width: 100%;
}
.main-section3 .column-item a .title p {
    position: relative;
    padding-left: 24px;
    font-size: 18px;
    line-height: 40px;
    color: #ffffff;
}
.main-section3 .column-item:hover a .title p {
    font-weight: bold;
}
.main-section3 .column-item:nth-child(1) a .title p {
    background: rgba(5,80,148, 0.7);
}
.main-section3 .column-item:nth-child(2) a .title p {
    background: rgba(247,183,101, 0.7);
}
.main-section3 .column-item:nth-child(3) a .title p {
    background: rgba(39,145,168, 0.7);
}
.main-section3 .column-item a .title p::after {
    position: absolute;
    right: 24px;
    top: 50%;
    transform: translateY(-50%);
    content: '>';

    font-size: 18px;
    line-height: 24px;
    color: #ffffff;
}
/* 珠海校区风光、学院视频、其他视频: end */

/* 主内容区: end */


/* 首页-响应式样式表 */
@media(max-width: 1500px){
    .container {
        width: 1170px;
    }
    /* 新闻动态、院企合作、喜讯分享: start */
    .main-section1 .column-item {
        width: 383px;
        margin-right: 10px;
    }
    .main-section1 .column-item .img {
        height: 256px;
    }
    
    /* 新闻动态、院企合作、喜讯分享: end */

    /* 新闻动态、活动概览、学院通知、招生信息: satrt */
    .main-section2 .column-item {
        width: 560px;
    }
    /* 新闻动态、活动概览、学院通知、招生信息: end */

    /* 珠海校区风光、学院视频、其他视频: start */
    .main-section3 .column-item {
        width: 383px;
        margin-right: 10px;
    }
    /* 珠海校区风光、学院视频、其他视频: end */
}

/* iPadPro（横屏1366) */
@media(max-width: 1300px){
    .container {
        width: 996px;
    }
    /* 新闻动态、院企合作、喜讯分享: start */
    .main-section1 .column-item {
        width: 325px;
    }
    .main-section1 .column-item .img {
        height: 218px;
    }
    /* 新闻动态、院企合作、喜讯分享: end */

    /* 新闻动态、活动概览、学院通知、招生信息: satrt */
    .main-section2 .column-item {
        width: 480px;
    }
    /* 新闻动态、活动概览、学院通知、招生信息: end */

    /* 珠海校区风光、学院视频、其他视频: start */
    .main-section3 .column-item {
        width: 325px;
    }
    .main-section3 .column-item a .img {
        height: 218px;
    }
    /* 珠海校区风光、学院视频、其他视频: end */
}

/* iPadPro(1024), iPad(横屏1024)，iPhone X(横屏812)，Pixel2 XL(横屏823)*/
@media(max-width: 1024px){
    .container {
        width: 750px;
    }
    /* 新闻动态、院企合作、喜讯分享: start */
    .main-section1 {
        margin-bottom: 20px;
    }
    .main-section1 .column-item {
        width: 100%;
        margin-right: 0px;
        margin-bottom: 30px;
    }
    .main-section1 .column-item .img {
        float: left;
        width: 300px;
        height: 200px;
    }
    .main-section1 .column-item .content {
        margin-left: 300px;
        width: auto;
    }
    .main-section1 .column-item .content .info {
        -webkit-line-clamp: 4;
    }
    /* 新闻动态、院企合作、喜讯分享: endt */

    /* 新闻动态、活动概览、学院通知、招生信息: satrt */
    .main-section2 .column-item {
        width: 100%;
        min-height: auto;
    }
    .main-section2 .column-item:last-child {
        margin-bottom: 0px;
    }
    /* 新闻动态、活动概览、学院通知、招生信息: end */

    /* 珠海校区风光、学院视频、其他视频: start */
    .main-section3 .column-item {
        margin-right: 0px;
        margin-bottom: 30px;
        width: 350px;
    }
    .main-section3 .column-item:nth-child(2n) {
        float: left;
    }
    .main-section3 .column-item:nth-child(2n+2) {
        float: right;
    }
    .main-section3 .column-item a .img {
        height: 234px;
    }
    /* 珠海校区风光、学院视频、其他视频: end */
}

/* iPad(768);Glaxy Fold(653);Pixel2(横屏731)*/
@media(max-width: 768px){
    .container {
        width: 510px;  /*因为当缩减到540时，padding为0px 15px；540-15*2 = 510，刚好拼接起来，不发生跳动*/
    }

    /* 主内容区: start */
    .main {
        padding: 30px 0px;
    }
    /* 主内容区: end */

    /* 轮播图: satrt */
    .direction {
        display: none;
    }
    /* 轮播图: end */

    /* 新闻动态、院企合作、喜讯分享: start */
    .main-section1 .column-item .img {
        height: 136px;
        width: 204px;
    }
    .main-section1 .column-item .content {
        margin-left: 204px;
        padding: 10px 10px;
    }
    .main-section1 .column-item .content .info {
        -webkit-line-clamp: 2;
    }
    /* 新闻动态、院企合作、喜讯分享: end */

    /* 珠海校区风光、学院视频、其他视频: start */
    .main-section3 .column-item {
        width: 100%;
    }
    .main-section3 .column-item:nth-child(2n) {
        float: left;
    }
    .main-section3 .column-item:nth-child(2n+2) {
        float: right;
    }
    .main-section3 .column-item a .img {
        height: 336px;
    }
    /* 珠海校区风光、学院视频、其他视频: end */

}

/* Surface Duo(540) */
@media(max-width: 540px){
    .container {
        width: 100%;
        padding: 0px 15px;
    }

    /* 主内容区: start */
    .main-section2 {
        margin-bottom: 50px;
    }
    /* 主内容区: end */

    /* 轮播图：start */
    .bx-controls {
        display: none;
    }
    /* 轮播图：end */

    /* 珠海校区风光、学院视频、其他视频: start */
    .main-section3 .column-item a .img {
        height: 280px;
    }
    /* 珠海校区风光、学院视频、其他视频: end */

}

/* iPhone 6/7/8 Plus(414) */
@media(max-width: 450px){
    /* 新闻动态、院企合作、喜讯分享: start */
    .main-section1 .column-item {
        margin-bottom: 15px;
    }
    .main-section1 .column-item .img {
        width: 150px;
        height: 100px;
    }
    .main-section1 .column-item .content {
        margin-left: 150px;
    }
    /* 新闻动态、院企合作、喜讯分享: end */

    /* 新闻动态、活动概览、学院通知、招生信息: end */
    .main-section2 .column-item ul li .first-info p {
        padding-left: 10px;
        padding-right: 10px;
    }
    /* 新闻动态、活动概览、学院通知、招生信息: satrt */

    /* 珠海校区风光、学院视频、其他视频: start */
    .main-section3 .column-item a .img {
        height: 240px;
    }
    /* 珠海校区风光、学院视频、其他视频: end */

}

/* iphone6,7,8(375)；iphoneX(375) */
@media(max-width: 375px){
    /* 新闻动态、院企合作、喜讯分享: start */
    .main-section1 .column-item {
        margin-bottom: 15px;
    }
    .main-section1 .column-item .img {
        float: none;
        width: 100%;
        height: 180px;
    }
    .main-section1 .column-item .content {
        width: 100%;
        margin-left: 0px;
    }
    /* 新闻动态、院企合作、喜讯分享: end */

    /* 新闻动态、活动概览、学院通知、招生信息: satrt */
    .main-section2 .column-item ul li .info {
        padding-right: 76px;
        padding-left: 10px;
    }
    .main-section2 .column-item ul li .date {
        width: 72px;
    }
    /* 新闻动态、活动概览、学院通知、招生信息: end */

    /* 珠海校区风光、学院视频、其他视频: start */
    .main-section3 .column-item a .img {
        height: 190px;
    }
    /* 珠海校区风光、学院视频、其他视频: end */
}

/* iPhone5/SE(320) */
@media(max-width: 320px){
    /* 珠海校区风光、学院视频、其他视频: start */
    .main-section3 .column-item a .img {
        height: 180px;
    }
    /* 珠海校区风光、学院视频、其他视频: end */
}