* {
    margin: 0;
    padding: 0;
}

img {
    display: inline;
}

html,
body {
    width: 100%;
    height: auto;
    min-width: 1250px;

}

.pageModel {
    width: 100%;
    height: auto;
    position: relative;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    transform: translate(0);
}

.pageModel_content {
    margin: auto;
    font-size: 12px;
    width: 1200px;
    position: relative;
    overflow: hidden;
}


.title_box {
    width: auto;
    margin: auto;
    text-align: center;
    color: #3C4467;
    font-family: AlibabaPuHuiTi;
    font-size: 38px;
    font-weight: bold;
    line-height: normal;
    letter-spacing: 0em;
}

.title_box div {
    font-weight: bold;
}

.title_img {
    width: 109px;
    height: 16px;
    margin: auto;
    background-image: url("../images/steach/icon.png");
    background-repeat: no-repeat;
    background-size: 100%;
    margin-top: 5px;
}

.title_describe {
    width: 100%;
    line-height: 28px;
    color: #3C4467;
    font-size: 18px;
    margin-top: 20px;
    text-align: left;
    color: #3C4467;
    font-family: AlibabaPuHuiTi;
    font-weight: normal !important;
}

.model1 {
    height: 630px;
}

.model1_contnet {
    /*width: 450px;*/
    height: auto;
    padding: 45px 48px;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 14px;
    position: absolute;
    left: 19%;
    top: 50%;
    transform: translate(0, -50%);
}

.model1_contnet_minTitle {
    width: auto;
    color: #275392;
    font-weight: 700;
    font-size: 32px;
}

.model1_contnet_title {
    width: auto;
    color: #275392;
    font-weight: 700;
    font-size: 30px;
    margin-top: 10px;
}

.model1_contnet_text {
    color: #E75E12;
    font-size: 22px;
    margin-top: 24px;
}

.model1_contnet_text_item {
    width: 100%;
    height: 30px;
    line-height: 30px;
    display: flex;
    align-items: center;
    margin-top: 6px;
}

.model1_contnet_text_img {
    width: 16px;
    height: 18px;
    background-image: url('../images/steach/1.png');
    background-size: 100% 100%;
    background-position: center;
    background-repeat: no-repeat;
    margin-right: 8px;
}

.model2 {
    /*height: 1020px;*/
}

.model2_content {
    margin-top: 30px;
}

/* 隐藏原始的radio按钮 */
.model2_content input[type="radio"] {
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
}

/* 自定义选中状态的radio按钮 */
.model2_content input[type="radio"]:checked + .model2_box_tab_item img {
    filter: grayscale(0);
}


.model2_content input[type="radio"]:focus {
    outline: none;
    box-shadow: none;
}

.model2_box_tab {
    width: auto;
    display: flex;
    justify-content: space-evenly;
    border-bottom: 1px solid #EE6C26;
    position: relative;
}

.model2_box_tab label {
    width: auto;
    height: auto;
    cursor: pointer;
}

.model2_box_tab .model2_box_tab_item {
    width: 200px;
    height: 82px;
}

.model2_box_tab_item img {
    margin: auto;
    width: auto;
    height: 30px;
    display: block;
    filter: grayscale(1);
    transition: all 0.8s;
    /* image-rendering: pixelated; */
}

.model2_box_tab_item span {
    width: 100%;
    display: block;
    text-align: center;
    font-size: 22px;
    margin-top: 8px;
    color: #000;
}

.model2_strip {
    position: absolute;
    bottom: 0;
    /* left: 16%; */
    left: 0;
    transform: translateX(190px);
    display: block;
    margin: auto;
    margin-top: 5px;
    width: 120px;
    height: 8px;
    border-radius: 15px;
    background: linear-gradient(94deg, #E84D05 35%, #FFA13A 104%);
    transition: all 0.5s;
}

.model2_box_content {
    width: 100%;
    height: 520px;
    margin-top: 60px;
    display: flex;
    justify-content: space-between;
}

.model2_box_content_left {
    width: 56%;
    height: 480px;
    position: relative;
    /* background-color: antiquewhite; */
}

.model2_box_content_img {
    width: calc(100% - 30px);
    height: calc(100% - 20px);
    margin-left: 30px;
    border-radius: 10px;
    background-color: aliceblue;
    box-shadow: -30px 20px 0px #FF751E;
    position: relative;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-image: url("../images/steach/21.jpg");
    transition: all 0.5s;
    webkit-transform: translate3d(0, 0, 0);
    -moz-transform: translate3d(0, 0, 0);
    -ms-transform: translate3d(0, 0, 0);
    -o-transform: translate3d(0, 0, 0);
    transform: translate3d(0, 0, 0);
}

.model2_box_content_left span {
    content: "";
    width: 0;
    height: 0;
    position: absolute;
}

.model2_box_content_left span:nth-child(1) {
    border-left: 18px solid transparent;
    border-right: 20px solid transparent;
    border-bottom: 20px solid #FF751E;
}

.model2_box_content_left span:nth-child(2) {
    border-left: 28px solid transparent;
    border-right: 30px solid transparent;
    border-bottom: 20px solid #FF751E;
}

.model2_box_content_right {
    width: 38%;
}

.model2_box_content_right_title {
    color: #FF6614;
    font-size: 26px;
    font-weight: 500;
}

.model2_box_content_right_item {
    width: 100%;
    margin-top: 20px;
}

.model2_box_content_right_item_title {
    width: 100%;
    height: 50px;
    position: relative;
}

.model2_box_content_right_item_title span {
    font-size: 36px;
    color: #FF6614;
    position: absolute;
    top: -10px;
    left: 12px;
    font-family: PingFang SC;
}

.model2_box_content_right_item_title span::after {
    content: "";
    width: 30px;
    height: 30px;
    background: rgba(255, 144, 83, 0.4);
    border-radius: 50%;
    position: absolute;
    bottom: -5px;
    left: -12px;
}

.model2_box_content_right_item_title b {
    font-size: 24px;
    color: #000000;
    position: absolute;
    left: 48px;
    top: 12px;
}

.model2_box_content_right_item_text {
    font-size: 16px;
    color: #444444;
    margin-left: 50px;
    margin-top: 10px;
}

.model3 {
    height: 810px;
}

.model3_content {
    width: 100%;
    /*height: 438px;*/
    position: relative;
    display: flex;
    flex-wrap: wrap;
    justify-content: left;
    margin-top: 70px;
    /*background-image: url('../images/steach/3tbg.png');*/
    /*background-position: center;*/
    /*background-size: 100% 100%;*/
    /*background-repeat: no-repeat;*/
}

.model3_content_middle {
    width: 380px;
    height: 380px;
    background: linear-gradient(308deg, #FA6C09 0%, #FF9C56 90%);
    border-radius: 50%;
    border: 27px solid #FFE0BF;
    position: absolute;
    top: 60px;
    left: 50%;
    transform: translateX(-50%);
    overflow: initial;
}

.model3_content_middle::after {
    position: absolute;
    left: 50%;
    top: 65px;
    transform: translateX(-50%);
    content: "";
    width: 499px;
    height: 346px;
    background-image: url('../images/steach/3b.png');
    background-position: center;
    background-size: 100% 100%;
    background-repeat: no-repeat;
}

.model3_content_middle_title {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 36px;
    color: #FFFFFF;
    margin-top: 66px;
}

.model3_content_middle_title img {
    width: auto;
    height: 35px;
    margin-right: 8px;
    /* image-rendering: pixelated; */
}

.model3_content_middle_text {
    width: 226px;
    height: auto;
    margin: auto;
    margin-top: 20px;
    font-size: 14px;
    line-height: 26px;
    color: #FFFFFF;
}

.model3_content_item {
    display: flex;
    /*width: 204px;*/
    height: auto;
    /*position: absolute;*/
    background: #fff;
    padding: 0 20px 12px 20px;
}

.model3_content_item_title {
    width: 180px;
    /*height: 120px;*/
    font-size: 24px;
    font-weight: bold;
    color: #FA6F0D;
    text-align: center;
    margin: auto;
    padding-right: 22px;
    padding-top: 26px;
}

.model3_content_item_text {
    width: calc(100% - 42px);
    height: auto;
    margin: auto;
    /*padding: 34px 26px;*/
    /*border-radius: 8px;*/
    /*background: #2070E2;*/
    font-size: 16px;
    line-height: 20px;
    letter-spacing: 0.1em;
    margin-top: 30px;
    color: #212223;
}

.model3_content_item_title img {
    height: 14px;
    width: auto;
    margin: 0px 4px;
    /* image-rendering: pixelated; */
}

.model4 {
    /*height: 840px;*/
}

.model4_img {
    width: 100%;
    height: auto;
    margin: auto;
    margin-top: 80px;
}

.model5 {
    height: 800px;
}

.model5_content {
    width: 100%;
    height: 550px;
    margin-top: 50px;
    position: relative;
}

.model5_content_bg {
    width: 100%;
    height: 256px;
    position: absolute;
    left: 0;
    bottom: 184px;
    background-image: url('../images/steach/51bg.png');
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
}

.model5_content_swiper {
    width: 100%;
    height: 100%;
}

.model5_content_item {
    width: 100%;
    height: 100%;
    position: relative;
}

.model5_content_item_text {
    width: 300px;
    height: auto;
    position: absolute;
    top: 50%;
    left: 100px;
    transform: translateY(-50%);
    text-shadow: 0px 4px 40px #FF6A0E;
    color: #FFFFFF;
    font-weight: 500;
    font-size: 26px;
}

.swiper-button-prev,
.swiper-button-next {
    background: #F15F04;
    width: 43px !important;
    height: 43px !important;
    color: #fff !important;
}

.swiper-button-next:after,
.swiper-button-prev:after {
    font-size: 24px !important;
    font-weight: bold !important;
}

.swiper-pagination-bullet-active {
    background-color: #ff7723 !important;
}

.model5_content_item_img {
    width: 700px;
    height: 470px;
    background-color: #FFE0BF;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    position: absolute;
    border-radius: 10px;
    right: 0;
}

.model6 {
    max-width: 1600px;
    width: 100%;
    height: 820px;
}

.model6_content {
    width: 100%;
    height: 520px;
    margin-top: 80px;
    position: relative;
}

.model6_content_swiper {
    width: 100%;
    height: 100%;
}

.model6_content_item {
    width: 100%;
    height: auto;
    position: relative;
}

.model6_content_item img {
    width: 1136px;
    height: auto;
    margin: auto;
    position: absolute;
    top: 0%;
    left: 50%;
    transform: translateX(-50%);
    /* image-rendering: pixelated; */
}

.model7 {
    height: 820px;
}

.model7_content {
    width: 100%;
    height: 534px;
    margin-top: 70px;
    display: flex;
    justify-content: space-between;
}

.model7_content_item {
    height: 100%;
    background-position: center;
    background-size: 100% 100%;
    background-repeat: no-repeat;
}

.model7_content_img {
    width: 100%;
    height: 316px;
    overflow: hidden;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
}

.model7_content_text {
    width: 82%;
    margin: auto;
    margin-top: 20px;
    color: #FFFFFF;
}

.model7_content_title {
    font-size: 32px;
    font-weight: 500;
}

.model7_content_info {
    font-size: 17px;
    line-height: 30px;
    margin-top: 14px;
}

.model8 {
    height: 800px;
}

.model8_img {
    width: 100%;
    margin-top: 10px;
}