body {
    background: #fff;
    font-family: "微软雅黑";
    color: #333;
}

h1 {
    font-size: 100px;
    font-weight: normal;
    margin-bottom: 12px;
}

p {
    line-height: 1.8em;
    font-size: 36px
}

.w {
    width: 100%;
    max-width: 1659px;
    margin: 0 auto;
}

.head_box {
    position: fixed;
    top: 0;
    left: 0;
    height: 100px;
    width: 100%;
    z-index: 99;
}

.head_seat {
    height: 100px;
}

.head_flex {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100px;
}

.logo {
    font-size: 40px;
    font-family: DINPro;
    font-weight: bold;
    color: #FFFFFF;
    cursor: pointer;
}

.head_nav {
    display: flex;
    align-items: center;
}

.head_nav_item {
    padding: 10px 15px;
    cursor: pointer;
    font-size: 18px;
    font-family: Segoe UI;
    font-weight: 400;
    color: #FFFFFF;
    margin-right: 20px;
}

.head_nav_item:last-child {
    margin-right: 0;
}

.cen_item {
    position: relative;
}

.one_cen_item_text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 58px;
    font-family: Segoe UI;
    font-weight: 900;
    color: #FFFFFF;
    text-align: center;
}

.back_img {
    /* background-size: cover; */
    background-repeat: no-repeat;
    background-position: center;
}

.cen_item_title {
    font-size: 48px;
    font-family: Segoe UI;
    font-weight: bold;
    color: #111111;
}

.cen_item_img img {
    width: 100%;
}

.cen_item1 {
    padding: 80px 0 120px;

}

.cen_item1 .cen_item_title {
    margin-bottom: 40px;
}

.tow_cen_item_box {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.tow_cen_item_box_img {
    margin-right: 130px;
}

.tow_cen_item_box_text {
    flex: 1;
    font-size: 20px;
    font-family: Segoe UI;
    font-weight: 400;
    line-height: 38px;
    color: #333333;
}

.cen_item2 {
    padding: 100px 0 65px;
    color: #fff;
}

.cen_item2 .cen_item_title {
    color: #fff;
}

.cen_item_intro {
    margin: 35px 0 85px;
    font-size: 20px;
    font-family: Segoe UI;
    font-weight: 600;
    line-height: 32px;
}

.three_cen_item_box {
    display: flex;
    flex-wrap: wrap;
}

.three_box_item {
    width: 33%;
    height: 400px;
    background: rgba(0, 0, 0, 0.68);
    /* box-shadow: 4px 4px 12px rgba(246, 241, 232, 0.74); */
    box-sizing: border-box;
    margin-right: 4px;
    margin-bottom: 7px;
    padding: 45px 45px 30px;
    overflow: hidden;
}

.three_box_item:nth-child(3n) {
    margin-right: 0;
}

.three_box_item_img {
    height: 75px;
}

.three_box_item_img img {
    max-width: 100%;
    max-width: 75px;
}

.three_box_item_tit {
    margin: 20px 0 15px;
    font-size: 28px;
    font-family: DINPro;
    font-weight: bold;
}

.three_box_item_text {
    font-size: 18px;
    font-family: DINPro;
    font-weight: 400;
    line-height: 34px;
    color: #999999;
    height: 170px;
    overflow: hidden;
}

.cen_item2_box {
    margin-top: 140px;
}

.cen_item2_box_msg {
    width: 100%;
    background: rgba(0, 0, 0, 0.26);
    padding: 50px;
    box-sizing: border-box;
}

.cen_item2_box_msg_tit {
    font-size: 38px;
    font-family: Segoe UI;
    font-weight: bold;
    text-align: center;
}

.cen_item2_form {
    margin: 40px auto 0;
    width: 80%;
}

.layui-form-item {
    display: flex;
    align-items: center;
    margin-bottom: 25px;
}

.layui-form-label {
    margin-right: 28px;
    width: 271px;
    font-size: 20px;
    font-family: Segoe UI;
    font-weight: 400;
    text-align: right;
}

.layui-input-block {
    flex: 1;
    margin-left: 0;
}

.layui-input-block input {
    width: 100%;
    height: 40px;
    background: rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(238, 229, 224, 0.7);
    padding: 0 10px;
    color: #fff;
    font-size: 20px;
    font-family: Segoe UI;
    box-sizing: border-box;
}

.layui-input-block input[type="button"] {
    width: 180px;
    opacity: 0.5;
    cursor: pointer;
}

.layui-input-block .layui-btn {
    width: 464px;
    height: 50px;
    background: #0D68CF;
    cursor: pointer;
    font-size: 24px;
    font-family: Segoe UI;
    color: #FFFFFF;
}

.layui-input-block_upload {
    display: flex;
    align-items: center;
}

.test1_text {
    margin-left: 20px;
    color: #fff;
    font-size: 20px;
    font-family: Segoe UI;
}

.layui-form_btn {
    margin-top: 45px;
}

.cen_item3 {
    padding: 80px 0 30px;
}

.cen_item3_box1 {
    display: flex;
    justify-content: space-around;
    align-items: center;
    margin: 60px 0;
}

.cen_item3_box1text {
    flex: 1;
    font-size: 20px;
    font-family: Segoe UI;
    font-weight: 600;
    line-height: 32px;
    color: #999999;
}

.cen_item3_box1img {
    max-width: 20%;
    margin-left: 60px;
}

.cen_item3_box1img img {
    max-width: 100%;
}

.cen_item3_box2 {
    display: flex;
    flex-wrap: wrap;
}

.cen_item3_box2_item {
    position: relative;
    width: calc(33.33% - 14px);
    height: 479px;
    margin-right: 20px;
    margin-bottom: 50px;
    padding: 100px 45px 70px;
    box-sizing: border-box;
}

.cen_item3_box2_item:nth-child(3n) {
    margin-right: 0;
}

.cen_item3_box2_item_i {
    position: absolute;
    top: 0;
    left: 0;
    width: 83px;
    height: 44px;
    background: #343434;
    border-radius: 0px 0px 12px 0px;
    color: #fff;
    text-align: center;
    line-height: 44px;
    font-size: 30px;
    font-family: Segoe UI;
}

.cen_item3_box2_item_text {
    overflow: hidden;
    height: 100%;
    font-size: 20px;
    font-family: Segoe UI;
    font-weight: 600;
    line-height: 32px;
    color: #999999;
}

.cen_item3_box3 {
    display: flex;
    justify-content: space-around;
    align-items: center;
    padding: 50px 0;
}

.cen_item3_box3_l, .cen_item3_box3_r {
    width: calc(50% - 60px);
}


.cen_item3_box3_l_title {
    font-size: 38px;
    font-family: Gadugi;
    font-weight: bold;
    color: #333333;
}

.cen_item3_box3_l_intro {
    margin-top: 50px;
    font-size: 20px;
    font-family: Segoe UI;
    font-weight: 600;
    line-height: 48px;
    color: #333333;
    opacity: 0.5;
}

.cen_item3_box3_r_tit {
    font-size: 48px;
    font-family: Gadugi;
    font-weight: bold;
    color: #333333;
}

.cen_item3_box3_r_sub_tit {
    font-size: 48px;
    font-family: Segoe UI;
    font-weight: 400;
    color: #333333;
}

.cen_item3_form {
    width: 100%;
    margin: 40px auto 0;
}

.cen_item3_form .layui-input-block input {
    background-color: unset;
    color: #333;
    border: 1px solid rgba(238, 229, 224, 1);
}

.cen_item3_box4 {
    margin-top: 35px;
}

.cen_item3_box4 img {
    width: 100%;
}

.cen_item3_box5 {
    padding: 60px;
    padding-bottom: 0;
    text-align:center;
}

.cen_item3_box5 .cen_item_title {
    color: #fff;
}

.cen_item3_box5_list {
    display: flex;
    flex-wrap: wrap;
    padding: 20px;
    box-sizing: border-box;
    border-bottom: 3px solid #0D68CF;
}

.cen_item3_box5_item {
    width: 50%;
    height: 35px;
    line-height: 35px;
    list-style: none;
    font-size: 16px;
    font-family: Gadugi;
    font-weight: 700;
    color: #fff;
}

.cen_item4 {
    padding: 30px 0 80px;
    color: #fff;
}

.cen_item4 .cen_item_title {
    color: #fff;
}

.cen_item4_list {
    margin: 120px 0;
    display: flex;
    justify-content: space-between;
}

.cen_item4_list_item {
    display: flex;
    align-items: center;
    max-width: 30%;
}

.item_address {
    max-width: 40% !important;
}

.cen_item4_item_icon {
    margin-right: 20px;
    width: 97px;
    height: 97px;
    background-color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
}

.cen_item4_item_icon img {
    width: 40px;
    height: 40px;
    margin: 0 auto;
}

.cen_item4_list_tit {
    font-size: 48px;
    font-family: Gadugi-Bold;
    line-height: 84px;
}

.cen_item4_list_sub_t {
    font-size: 20px;
    font-family: Gadugi-Bold;
    line-height: 24px;
    max-width: 330px;
}

.cen_item4_form {
    width: 100%;
}

.cen_item0 {
    width: 100%;
    height: 100vh;
    background-color: #fff;
}

.cen_item_img img {
    height: 100vh;
    object-fit: cover;
}