.how_main_img {
    width: 100%;
    height: 35vw;
    overflow: hidden;
}

.teach_worldwise {
    width: 94%;
    margin: 4% auto 4%;
    height: 32vw;
    overflow: hidden;
}

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

.title7 {
    width: 55%;
    float: left;
    font-size: 0.6em;
}

.title7_desc {
    width: 45%;
    float: left;
}

.title7_desc_content {
    font-size: 0.3em;
}

.video_small .video_play {
    width: 4.5vw;
    top: 7%;
    right: 4%;
}
.text_shadow {
    text-shadow: 0px 3px 10px rgba(0, 0, 0, 0.67);
    font-size: 0.2rem;
}
.video_small_desc {
    font-size: 0.18rem;
    color: #fff;
    text-align: left;
    width: 3rem;
    top: 62%;
    left: 0.2rem;
}

.video_part {
    float: left;
    width: 100%;
    height: 15vw;
    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;
}

.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;
}
.name .our_icon {
    font-size: 1.3em;
}

.our_learning_principles {
    width: 94%;
    margin: 5% auto;
}
.our_title {
    font-size: 0.8em;
    font-weight: bold;
    text-align: center;
}
.our_txt {
    font-size: 0.28em;
    text-align: center;
    margin-top: 1%;
    margin-bottom: 4%;
}
.school_item {
    width: 24.25%;
    height: 25vw;
    background-size: 100%;
    float: left;
    border-radius: 5px;
    background: #b3282d;
    overflow: hidden;
}
.school_item1 {
    width: 49.5%;
    height: 25vw;
    background-size: 100%;
    float: left;
    border-radius: 5px;
    background: #b3282d;
    overflow: hidden;
}

.school_desc {
    width: 100%;
    height: 100%;
    top: 70%;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
}

.school_title {
    color: #fff;
    font-size: 0.3em;
    left: 5%;
    top: 8%;
    width: 80%;
    line-height: 1.4em;
}
.school_title1 {
    color: #fff;
    font-size: 0.3em;
    top: 11%;
    width: 100%;
    left: unset;
    line-height: 1.4em;
}
.btn_more {
    color: #fff;
    right: 5%;
    top: 3%;
    font-size: 0.5em;
    cursor: pointer;
}
.teacher_desc {
    margin-top: 12%;
    /*height: 13vw;*/
    overflow: hidden;
    display: none;
}
.teacher_desc1 {
    /*height: 13vw;*/
    overflow: hidden;
    display: none;
    margin: 6% auto 0px;
    width: 90%;
}
.desc_read_more {
    font-size: 0.2em;
    font-weight: bold;
    bottom: 5%;
    right: 5%;
    color: #fff;
    border-bottom: 1px solid #fff;
    cursor: pointer;
}
.read_more_M {
    font-size: 0.2em;
    font-weight: bold;
    bottom: 5%;
    right: 5%;
    color: #fff;
    border-bottom: 1px solid #fff;
    cursor: pointer;
}
.school_space {
    width: 1%;
    height: 25vw;
    float: left;
}
.our_icon {
    width: 75%;
    top: 13%;
    margin: 0 auto;
    left: 0;
    right: 0;
}
.our_icon1 {
    width: 37.5%;
    top: 13%;
    margin: 0 auto;
    left: 0;
    right: 0;
}

.swiper-pagination-bullet-active {
    opacity: 1;
    background: #b3282d;
}
.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;
}

.read_more_pop {
    display: none;
    left: 0;
    top: 0;
    bottom: 0;
    right: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    opacity: 1;
    z-index: 999999999999999999999999999999999999999999999999999999999;
}

.read_more_area {
    width: 70%;
    height: 40vw;
    left: 50%;
    top: 50%;
    margin: -20vw -35%;
}

.headimg {
    width: 30%;
}

.read_more_txt {
    color: #fff;
    width: 65%;
    right: 0;
}

.read_more_desc {
    margin-top: 5%;
    font-size: 0.28em;
    line-height: 140%;
}
.teacher_name {
    font-size: 0.45em;
}

.teacher_school {
    font-size: 0.35em;
}
.teach-banner {
    width: 100%;
    height: 100%;
}
.teach-banner img {
    width: 100%;
}
.teach-banner .swiper-slide {
    text-align: center;
    font-size: 18px;
    background: #fff;
    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;
}
.teach-banner .swiper-slide {
    font-size: unset;
}
@media (max-width: 768px) {
    .teach-banner,
    .teach-banner {
        height: auto !important;
    }
    .school_title1 {
        font-size: 18px;
        top: 6%;
        color: #fff;
        left: 5%;
        width: 80%;
        line-height: 1.4em;
    }
    .school_item {
        width: 47%;
        height: 45vw;
    }
    .school_item1 {
        width: 47%;
        height: 45vw;
    }
    .our_icon1 {
        width: 75%;
    }
    .school_item.bg1,
    .school_item.bg3 {
        margin-right: 3%;
    }
    .school_item.bg4 {
        margin-right: 0;
    }
    .school_item.bg3 {
        margin-top: 20px;
    }
    .swiper-container .swiper-slide {
        display: block !important;
    }
    .swiper-container-horizontal > .swiper-pagination-bullets,
    .swiper-pagination-custom,
    .swiper-pagination-fraction {
        bottom: 10px !important;
    }
    /* .how_main_img {
		margin-bottom: 400px;	

		height: 480px;
		margin-top: 100px;
	} */
    .how_main_img {
        height: auto !important;
        overflow: unset;
    }
    .select_careers_item {
        width: 49%;
        margin-right: 0;
        font-size: 30px;
        height: 50px;
        line-height: 50px;
    }
    .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: 22px;
    }
    .quote {
        width: 80px;
        margin-top: 74%;
        position: initial;
    }
    .how_teacher_img {
        position: initial;
        right: 0;
        height: initial !important;
        top: 15px;
        width: 60%;
        float: right;
        margin-right: 20px;
        margin-top: 20px;
    }
    .how_teacher_desc {
        width: 95%;
    }
    .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%;
    }
    .name {
        font-size: 26px;
    }
    .how_teacher_content {
        height: 145vw !important;
        float: left;
        background: #edebec;
    }
    .swiper-pagination-bullet {
        width: 15px !important;
        height: 15px !important;
    }
    .our_title {
        text-align: left;
        font-size: 45px;
        margin-top: 80px;
    }
    .our_txt {
        text-align: left;
        font-size: 22px;
        margin: 20px 0;
        line-height: 32px;
        margin-bottom: 50px;
    }
    .select {
        top: 50%;
    }
    .selectT50 {
        top: 63% !important;
    }
    .btn_find_search {
        top: 77%;
    }
    .teach_worldwise {
        position: initial;
    }
    .video_small {
        width: 97%;
        float: left;
        margin-top: 20px;
        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, 0.3);
        left: 0;
        height: 122px;
        top: 231px;
    }
    .video_small:nth-child(1),
    .video_small:nth-child(2) {
        margin-top: 0;
    }

    .ft {
        margin: 20px 0 0 30px;
    }
    .fta {
        margin-top: 0;
        margin-left: 30px;
    }
    .teach_worldwise {
        /*height: 1451px;*/
        margin-bottom: 50px;
        padding-bottom: 20px;
    }
    .btn_more {
        font-size: 30px;
        top: 6%;
        padding: 0 15px;
        right: 0;
    }
    .school_title {
        font-size: 18px;
        top: 6%;
    }
    .teacher_desc {
        height: auto;
        display: -webkit-box;
        -webkit-box-orient: vertical;
        -webkit-line-clamp: 6;
        overflow: hidden;
        line-height: 22px !important;
    }
    .teacher_desc1 {
        height: auto;
        display: -webkit-box;
        -webkit-box-orient: vertical;
        -webkit-line-clamp: 6;
        overflow: hidden;
        line-height: 22px !important;
    }
    .school_part1,
    .school_part2,
    .find {
        width: 100% !important;
    }
    .teacher_name {
        font-size: 30px;
    }
    .read_more_desc {
        font-size: 20px;
    }
    .video_space2 {
        margin-bottom: 140px;
        float: initial;
    }
    .mmmm {
        opacity: 0;
    }
    .main_txt22 {
        position: absolute;
        left: 50px;
        bottom: 12%;
        font-size: 45px;
        color: #fff;
        font-family: "Black";
        text-shadow: 1px 3px 0px rgba(0, 0, 0, 0.5);
    }
    .video_small .video_play {
        width: 50px;
    }
    .teach_worldwise {
        height: 730px;
        overflow: hidden;
        margin: 0 auto;
    }
    .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;
    }
    .desc_read_more,
    .read_more_M {
        font-size: 14px;
    }
    .bb {
        font-size: 32px;
        position: absolute;
        right: 55px;
        top: -1px;
    }
    .cc {
        top: -4px;
    }
    .ver {
        /*vertical-align: middle;*/
    }
}

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