.why_main_img {
    width: 100%;
    height: 35vw;
    overflow: hidden;
}
.btn_see_more {
    background: #b3282d;
    color: #fff;
    font-size: 0.35em;
    line-height: 3vw;
    width: 20%;
    height: 3vw;
    margin: 3% auto;
    text-align: center;
    border-radius: 5px;
    cursor: pointer;
    font-weight: bold;
}
.video_part_content {
    height: 44vw;
    overflow: hidden;
}
.mobilehide {
    /*display: none;*/
    width: 0 !important;
    height: 0 !important;
    overflow: hidden;
}
.pchide {
    display: block;
}
.school_list {
    width: 94%;
    margin: 5% auto 5% auto;
}
.school_row {
    width: 100%;
    height: 21vw;
    margin-top: 2%;
}

.school_item {
    width: 32%;
    height: 21vw;
    background-size: 100%;
    float: left;
    border-radius: 5px;
    overflow: hidden;
}

.school_desc {
    width: 100%;
    height: 35%;
    top: 65%;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
}

.school_title {
    color: #fff;
    font-size: 0.3em;
    left: 5%;
    top: 30%;
}

.school_space {
    width: 2%;
    height: 21vw;
    float: left;
}

.four_part {
    margin: 5% auto;
    width: 94%;
    height: 51vw;
    border-radius: 5px;
}
.four_part_left {
    width: 48%;
    height: 100%;
}

.left2 {
    width: 100%;
    height: 23.5vw;
    margin-top: 10%;
}

.four_part_left img {
    width: 100%;
    border-radius: 5px;
}
.four_part_right_img {
    width: 100%;
    margin-top: 10%;
    border-radius: 5px;
}
.four_part_right {
    width: 48%;
    right: 0;
}

.right3 {
    width: 100%;
    height: 23.5vw;
}

.right4 {
    margin-top: 1vw;
    width: 100%;
    height: 23vw;
    background: rgb(59, 55, 54);
    border-radius: 5px;
    color: #fff;
}

.part_left_title {
    font-size: 0.7em;
    top: 0;
    left: 0;
    width: 70%;
    color: #b3282d;
    font-weight: bold;
}

.part_left_content {
    font-size: 0.3em;
    width: 100%;
    margin-top: 4%;
    left: 0;
    line-height: 140%;
}

.btn_learn_more {
    font-size: 0.3em;
    bottom: 0;
    right: 0;
    border-bottom: 1px solid #3c3737;
    cursor: pointer;
    font-weight: bold;
}

.part_right_title1 {
    font-size: 0.7em;
    top: 0;
    left: 0;
    color: #b3282d;
    font-weight: bold;
}

.part_right_content1 {
    font-size: 0.3em;
    width: 100%;
    margin-top: 8%;
    line-height: 140%;
}

.teach_worldwise {
    width: 100%;
    background: rgb(237, 235, 236);
    margin-bottom: 3%;
}

.title7_header {
    width: 94%;
    margin: 0 auto;
    padding-top: 4%;
    padding-bottom: 4%;
}

.title7 {
    width: 50%;
    float: left;
    font-size: 0.75em;
    color: #b3282d;
    font-weight: bold;
}

.title7_desc {
    width: 50%;
    float: left;
}

.title7_desc_content {
    font-size: 0.3em;
}

.video_bg {
    margin-top: 3%;
    width: 100%;
    height: 40vw;
}

.btn_play {
    width: 8vw;
    left: 50%;
    top: 50%;
    margin: -4vw -4vw;
    cursor: pointer;
}

.worldwise {
    width: 94%;
    height: 40vw;
    margin: 0 auto;
}

.worldwise_img {
    width: 100%;
}

.worldwise_img1 {
    top: 0;
    width: 100%;
}

.worldwise_img2 {
    width: 100%;
    margin-top: 39.2%;
}

.worldwise_img3 {
    width: 25%;
    left: 0;
    margin-top: 48.7%;
}

.worldwise_img4 {
    width: 25%;
    left: 0;
    right: 0;
    margin: 0 auto;
    margin-top: 48.7%;
}

.worldwise_img5 {
    width: 25%;
    right: 0;
    margin-top: 48.7%;
}

.worldwise_img6 {
    width: 100%;
    margin-top: 68.5%;
}

.attractive {
    width: 100%;
    margin: 0 auto 4% auto;
}
.meet_area {
    width: 100%;
    margin-bottom: 5%;
}
.meet1 {
    width: 50%;
    float: left;
    font-size: 0.7em;
    margin-right: 5%;
    font-weight: bold;
}
.video_meet1_img {
    float: left;
    width: 50%;
    margin-right: 5%;
}
.video_meet1_right {
    float: left;
    width: 45%;
}
.video_meet1 {
    /* float: left; */
    font-size: 0.7em;

    font-weight: bold;
    margin-bottom: 7%;
}
.meet_txt {
    width: 65%;
    float: left;
    font-size: 0.3em;
    line-height: 150%;
}

.meet_txt1 {
    width: 45%;
    float: left;
    font-size: 0.3em;
    line-height: 150%;
}
.video_meet_txt1 {
    width: 100%;
    /* float: left; */
    font-size: 0.3em;
    line-height: 150%;
}
.attractive_container {
    padding-bottom: 5%;
    width: 94%;
    margin: 4% auto 0 auto;
}
.attractive_container2 {
    width: 94%;
    margin: 4% auto 0 auto;
}
.attractive_area {
    width: 100%;
    margin: 0 auto;
}
.attractive_content {
    width: 31.5%;
    height: 28vw;
    float: left;
    background: rgb(250, 250, 250);
    border-radius: 5px;
    border: 2px solid #efefef;
}

.attr_title {
    font-size: 0.36em;
    margin-top: 12%;
    margin-left: 10%;
    font-weight: bold;
}

.attr_desc {
    font-size: 0.3em;
    margin-left: 10%;
    margin-top: 5%;
    width: 80%;
    line-height: 140%;
}
.attractive_space {
    width: 2%;
    height: 18vw;
    float: left;
}

.years {
    margin: 5% auto 5% auto;
    width: 94%;
}
.swiper-container {
    width: 100%;
    overflow: hidden;
}
.swiper-container .swiper_desc {
    top: 0;
    width: 31%;
}

.swiper-slide img {
    width: 100%;
}

.desc_title1 {
    margin-top: 20%;
    margin-left: 10%;
    margin-right: 10%;
    font-size: 0.56rem;
    text-align: left;
    line-height: 105%;
    width: 58%;
    font-weight: bold;
}

.desc_content1 {
    margin-left: 10%;
    margin-right: 10%;
    margin-top: 11%;
    text-align: left;
    font-size: 0.22rem;
    line-height: 140%;
}
.fhousetextp {
    display: none;
}
.btn_learn_more1 {
    font-size: 0.19rem;
    bottom: 14%;
    right: 10%;
    border-bottom: 1px solid #fff;
    cursor: pointer;
    font-weight: bold;
}
.swiper-container-horizontal > .swiper-pagination-bullets,
.swiper-pagination-custom,
.swiper-pagination-fraction {
    bottom: 2%;
}
.swiper-pagination-bullet {
    width: 15px;
    height: 15px;
    background: rgba(222, 213, 213, 0.5);
    border: 1px solid #fff;
    opacity: initial;
}
.swiper-pagination-bullet-active {
    opacity: 1;
    background: #fff;
}

.point1 {
    margin-top: 62.5%;
    margin-left: 11%;
}
.point2 {
    margin-top: 62.5%;
    margin-left: 48.5%;
}
.point3 {
    margin-top: 62.5%;
    margin-left: 86%;
}

.dot_area {
    bottom: 18%;
    left: 40%;
    margin-left: -30px;
    margin: 0 auto;
}

.dot {
    width: 15px;
    height: 15px;
    float: left;
    border-radius: 20px;
    margin-right: 4px;
    margin-left: 4px;
    background: rgb(0, 0, 0);
    opacity: 0.3;
    cursor: pointer;
}
.dot_active {
    background: #b3282d;
    opacity: 1;
}
.how_teacher_area {
    background: rgb(237, 235, 236);
    width: 100%;
}

.how_teacher_content {
    width: 100%;
    /* margin: 0 auto 5% auto; */
    height: 40.5vw;
}

.how_teacher_desc {
    left: 4%;
    width: 60%;
    height: 100%;
}

.how_teacher_img {
    right: 4%;
    height: 40.5vw;
}
.quote {
    width: 6%;
    margin-top: 5%;
}
.how_teacher_txt {
    font-size: 0.3em;
    width: 95%;
    margin-top: 3%;
    height: 21vw;
    line-height: 150%;
    overflow: hidden;
}
.teacher_detail {
    font-size: 0.3em;
    bottom: 10%;
    right: 5%;
    line-height: 2vw;
    text-align: right;
}
#teacher .swiper-slide img {
    width: unset;
}
#teacher .swiper-slide {
    text-align: left;
    font-size: unset;
    background: #edebeb;
    /* Center slide text vertically */
    display: -webkit-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    -webkit-justify-content: center;
    justify-content: center;
    -webkit-box-align: center;
    -ms-flex-align: center;
    -webkit-align-items: center;
    align-items: center;
}
#how_teacher_dot .swiper-pagination-bullet {
    width: 15px;
    height: 15px;
    background: #edebeb;
    border: 1px solid #707070;
    opacity: initial;
}

#how_teacher_dot .swiper-pagination-bullet-active {
    opacity: 1;
    background: #707070;
}

.wave {
    position: relative;
    width: 20px;
    height: 20px;
    text-align: center;
    line-height: 100px;
    font-size: 28px;
    cursor: pointer;
}

.wave .circle {
    position: absolute;
    border-radius: 50%;
    opacity: 0;
}

/* ������ */
.wave.ripple .circle {
    width: calc(100% - 6px); /* ��ȥ�߿�Ĵ�С */
    height: calc(100% - 6px); /* ��ȥ�߿�Ĵ�С */
    border: 3px solid #fff;
}

.wave.ripple .circle:first-child {
    animation: circle-opacity 2s infinite;
}

.wave.ripple .circle:nth-child(2) {
    animation: circle-opacity 2s infinite;
    animation-delay: 0.3s;
}

.wave.ripple .circle:nth-child(3) {
    animation: circle-opacity 2s infinite;
    animation-delay: 0.6s;
}

.wave.ripple.danger {
    color: #b3282d;
}

.wave.ripple.danger .circle {
    border-color: #b3282d;
}

.wave.ripple.warning {
    color: #b3282d;
}

.wave.ripple.warning .circle {
    border-color: #b3282d;
}

/* ������ */
.wave.solid .circle {
    width: 100%;
    height: 100%;
    background: #fff;
}

.wave.solid .circle:first-child {
    animation: circle-opacity 2s infinite;
}

.wave.solid.danger {
    color: #b3282d;
}

.wave.solid.danger .circle {
    background: red;
}

.wave.solid.warning {
    color: #b3282d;
}

.wave.solid.warning .circle {
    background: #b3282d;
}

@keyframes circle-opacity {
    from {
        opacity: 1;
        transform: scale(0);
    }

    to {
        opacity: 0;
        transform: scale(1);
    }
}
#worldwise_content1 {
    display: none;
}
#worldwise_content2 {
    display: none;
}

#worldwise_content3 {
    display: none;
}
.four_part_right_imgp {
    display: none;
}
.four_part_right_imgc {
    display: block;
}
.from_our_teachers {
    font-size: 0.75em;
    color: #b3282d;
    font-weight: bold;
    margin-bottom: 3%;
}
.video_part_tit {
    width: 100%;
    font-size: 0.39em;
    color: #b3282d;
    font-weight: bold;
    min-height: 3vw;
    float: left;
}
.video_part_tit:nth-child(1) {
    margin-top: 1vw;
}

.header_txt {
    padding: 4% 3%;
    width: 94%;
    font-size: 0.45em;
}

.our_core {
    float: left;
    font-size: 0.75em;
    color: #b3282d;
    font-weight: bold;
    margin-bottom: 3%;
}
.our_core_content {
    width: 100%;
    display: flex;
    justify-content: space-between;
}

.thought_item {
    float: left;
    width: 21%;
}

.thought_item img {
    width: 100%;
    border-top-right-radius: 5px;
    border-top-left-radius: 5px;
}

.thought_desc {
    width: 100%;
    background: rgb(234, 234, 234);
    border-bottom-right-radius: 5px;
    border-bottom-left-radius: 5px;
}

.thought_title {
    font-size: 0.39em;
    font-weight: bold;
    padding-top: 10%;
    color: #b3282d;
    min-height: 2.5em;
}

.thought_detail {
    font-size: 0.3em;
    margin-top: 8%;
}

.video_part {
    float: left;
    width: 100%;
    height: 15vw;
    margin-bottom: 3vw;
    margin-top: 1vw;
}
.video_small_area {
    width: 100%;
    height: 100%;
}

.video_small {
    width: 24.25%;
    height: 100%;
    background-size: auto 100%;
    float: left;
    border-radius: 5px;
    cursor: pointer;
}

.video_space1 {
    width: 1%;
    height: 100%;
    float: left;
}

.video_space2 {
    width: 100%;
    height: 1vw;
    float: left;
}

.video_container {
    padding-top: 4%;
    width: 94%;
    margin: 0 auto 3%;
}

.video_header_txt {
    font-size: 0.3em;
    width: 50%;
    margin-bottom: 2%;
}
.video_small .video_play {
    width: 4.5vw;
    top: 7%;
    right: 4%;
}
.our_core_read_more {
    width: 71%;
    font-size: 0.25em;
    margin-top: 8%;
    /* text-decoration: underline; */
    /* font-weight: bold;
	color: #3C3737;
	text-align: right; */

    height: 40px;
    color: #fff;
    background: #b3282d;
    border-radius: 5px;
    text-align: center;
    line-height: 40px;
    cursor: pointer;
}
.why-banner {
    width: 100%;
    height: 100%;
}
.why-banner img {
    width: 100%;
}
@media (max-width: 768px) {
    .why-banner,
    .swiper-container1 {
        height: auto !important;
    }
    .how_teacher_area > .how_teacher_content {
        min-height: 165vw !important;
        background: #edebec;
        height: 95vw !important;
    }
    .how_teacher_area .swiper-container .swiper-slide {
        display: block !important;
    }
    .how_teacher_desc {
        width: 95%;
    }
    .how_teacher_area .quote {
        width: 80px;
        margin-top: 74%;
        position: initial;
    }
    .how_teacher_txt {
        margin-top: 38px;
        font-size: 22px;
        height: initial !important;
        line-height: 32px;
    }
    .teacher_detail {
        font-size: 20px;
        line-height: 28px;
        text-align: right;
        bottom: 5%;
    }
    .how_teacher_img {
        position: initial;
        right: 0;
        height: initial !important;
        top: 15px;
        width: 60% !important;
        float: right;
        margin-right: 20px;
        margin-top: 20px;
    }
    .select_careers_item {
        width: 49%;
        margin-right: 0;
        font-size: 30px;
        height: 50px;
        line-height: 50px;
    }
    .four_part_right_imgp {
        display: block;
    }
    .four_part_right_imgc {
        display: none;
    }
    .dot_area {
        top: 335px;
        /*width:14%!important;*/
    }
    .more_icon {
        top: 22.5px;
    }
    .select_careers_item:nth-child(3),
    .select_careers_item:nth-child(4) {
        display: none;
    }
    .select_careers_item:nth-child(1) {
        margin-right: 2%;
    }
    .select_careers {
        height: 25vw;
    }
    .btn_search_careers {
        position: initial;
        clear: both;
        width: 60% !important;
        margin: 80px auto;
        height: 50px;
        line-height: 50px;
        font-size: 30px;
    }
    .part_right_title2,
    .part_right_title1,
    .part_left_title {
        padding-left: 0 !important;
        padding-right: 0 !important;
        width: 90% !important;
    }
    .part_left_content {
        padding-left: 0 !important;
        padding-right: 0 !important;
        width: 100% !important;
    }
    .part_right_content1 {
        width: 100% !important;
        padding-left: 0 !important;
    }
    .left2 {
        margin: 0;
        padding-bottom: 71px;
        /*min-height: 270px!important;*/
    }
    .four_part_right {
        top: 0 !important;
        /*position: absolute!important;*/
    }
    .fhouse {
        position: absolute !important;
    }
    #meet_our_leadership {
        min-width: 200px;
        float: right;
        margin-right: 0 !important;
        max-width: 370px;
        margin-top: 30px;
    }
    .btn_play {
        width: 100px !important;
        margin: -50px -50px;
    }
    .four_part_right_img {
        top: -800px;
        position: initial;
    }
    .header_txt {
        padding: 5% 0 5%;
        padding-bottom: 0;
        line-height: 32px;
        margin-left: 3%;
        font-size: 22px !important;
    }
    .teach_worldwise {
        margin-top: 5%;
    }
    .our_core {
        font-size: 45px !important;
        padding: 3% 0 5%;
    }
    .attractive_area {
        margin-top: 60px;
    }
    .land_worldwise .four_part_right {
        height: 300px;
        top: 0 !important;
        position: absolute !important;
    }
    .worldwise {
        height: initial;
        min-height: 770px;
        padding-bottom: 25px;
    }
    .land_worldwise .four_part_left {
        top: 450px !important;
        position: absolute !important;
    }

    .worldwise_img1 {
        top: initial;
    }
    .video_meet1_img {
        float: initial;
        width: 100%;
        margin-right: 0 !important;
    }
    .video_meet1_right {
        float: initial;
        width: 94%;
    }
    .meet1,
    .meet_txt1 {
        float: initial;
        /* width: 94%; */
        font-size: 22px;
        /*margin-left: 5%;*/
        line-height: 32px;
    }
    .video_meet1,
    .video_meet_txt1 {
        float: initial;
        /* width: 94%; */
        font-size: 22px;
        /*margin-left: 5%;*/
        line-height: 32px;
    }
    .meet1,
    .video_meet1 {
        font-size: 45px;
        font-weight: 100;
        line-height: 45px;
        margin-top: 80px;
        margin-bottom: 30px;
    }
    .attractive_content {
        float: initial;
        width: 99%;
        height: initial;
        padding-bottom: 20px;
        margin-bottom: 20px;
    }
    .attr_title {
        margin-top: 7%;
        font-size: 24px;
    }
    .attr_desc {
        margin-bottom: 16px;
        font-size: 20px;
    }
    .attractive_container .btn_learn_more {
        bottom: -20px !important;
        width: 364px;
        margin-top: 0;
        margin: 20px 0 30px;
        font-weight: bold;
    }
    .years .swiper_desc {
        background: rgba(0, 0, 0, 0.3) !important;
        padding: 0 !important;
        position: absolute !important;
        top: 10%;
        height: 90% !important;
    }
    .years img {
        height: auto;
    }
    .land_benefits {
        /*display: none;*/
    }
    .years .desc_title1 {
        margin: 0;
        margin-left: 20px;
        top: 9%;
        width: 90%;
        font-size: 45px !important;
        font-weight: bold;
    }
    .years .swiper-container {
        height: initial !important;
    }
    .desc_content1 {
        line-height: 20px;
        font-size: 22px !important;
        line-height: 26px !important;
        top: 16%;
    }
    .years .btn_learn_more1 {
        right: 5% !important;
        bottom: 14% !important;
        font-weight: bold;
        font-size: 22px;
    }
    .btn_learn_more {
        position: initial;
        /*min-width: 220px;*/
        float: right;
        /*margin-right: 30px;*/
        max-width: 400px;
        margin-top: 30px;
        font-weight: bold;
    }
    .attractive_container {
    }
    .four_part_right_imgp {
        display: block;
    }
    .fhousetext {
        /*display: none;*/
        position: absolute !important;
        top: 430px;
    }
    .fhousetextp {
        display: block;
    }
    .four_part_right_imgc {
        display: none;
    }
    .four_part {
        margin: 5% auto;
        width: 90% !important;
        height: auto;
        border-radius: 5px;
        left: 0;
        right: 0;
    }
    .years {
        margin-top: 8%;
    }
    .why_main_img {
        height: auto !important;
        overflow: unset;
    }
    .mobilehide {
        display: block;
        z-index: 9;
        width: 100% !important;
        height: initial !important;
        overflow: initial !important;
        min-height: 500px !important;
    }
    .pchide {
        display: none;
    }
    #part1,
    #part2,
    #part3 {
        z-index: 9;
    }
    .part_right_content1,
    .part_right_content2,
    .part_left_content {
        padding: 0 !important;
    }
    .point1,
    .point2,
    .point3 {
        z-index: 999;
    }
    .video_small {
        width: 100%;
        float: left;
        /* margin-top: calc(3% + 5px); */
        height: 55vw;
        /* margin-left: 2%;
	    margin-right: 1%; */
        margin-bottom: 30px;
    }

    .video_part {
        flex: initial;
        height: initial;
        float: initial;
    }
    .video_small_desc {
        width: 100%;
        font-size: 20px;
        /* background: rgba(0,0,0,.3); */
        left: 0;
        height: 122px;
        top: 231px;
    }
    /* .video_small:nth-child(1),.video_small:nth-child(2){
		margin-top: 0;
	} */
    .our_core_content {
        width: 100%;
        display: flex;
        flex-direction: column;
    }
    .thought_item {
        float: none;
        width: 100%;
    }
    .thought_item + .thought_item {
        margin-top: 6%;
    }
    .thought_title {
        font-size: 26px !important;
        padding: 5% 0 0;
        min-height: 0;
    }
    .thought_detail {
        width: 94%;
        font-size: 22px;
        line-height: 32px;
        margin-top: 3%;
    }
    .our_core_read_more {
        /* font-size: 22px; */
        margin: 0 auto;
        margin-top: 5%;
        width: 60% !important;
        height: 50px;
        line-height: 50px;
        font-size: 30px;
    }
    .school_space {
        width: 100%;
        height: 0;
        float: none;
    }
    .from_our_teachers {
        font-size: 45px !important;
        padding: 3% 0 5%;
        margin: 0;
    }
    .video_part_tit {
        font-size: 26px !important;
        padding: 3% 0 0;
        padding-bottom: calc(3% + 5px);
        margin: 0;
        min-height: 0;
        line-height: 32px;
    }
    .btnMore {
        display: block;
        margin: 0 auto;
        font-size: 22px;
        background: #b3282d;
        color: #fff;
        line-height: 50px;
        padding: 0 80px;
        border-radius: 10px;
        margin-top: 30px;
        margin-bottom: 20px;
        position: relative;
    }
    .video_header_txt {
        width: 94%;
        font-size: 22px;
        line-height: 32px;
        margin-bottom: 5%;
    }

    .bb {
        font-size: 32px;
        position: absolute;
        right: 55px;
        top: -1px;
    }
    .video_small .video_play {
        width: 50px;
    }
    .video_part_content {
        height: 822px;
        overflow: hidden;
        margin: 0 auto;
        padding-bottom: 20px;
        position: initial;
    }
}

@media (min-width: 1657px) {
    .why_main_img {
        height: 580px !important;
    }
}