body {
    background-color: #000000;
}
.yd_show{
    display: none;
}
.btn_a {
    font-size: 18px;
    padding: 10px 18px 10px 28px;
    background-clip: padding-box, border-box;
    background-origin: padding-box, border-box;
    background-image: linear-gradient(0deg, #000 0%, #000 100%), linear-gradient(-35deg, rgb(0, 144, 255) 0%, rgb(93, 255, 238) 100%);
    border-radius: 50px;
    border: 2px solid transparent;
    width: 156px;
    text-align: center;
    color: white;
    border-radius: 50px;
    margin: 0 auto;
    cursor: pointer;
}

.par_a img {
    width: 20px;
    margin-left: 8px;
}

.cont_ent>div {
    text-align: center;
    margin-bottom: 200px;
}

.mod_a {
    padding: 70px 0 0;
}

.f_btn {
    text-align: right;
    padding-top: 45px;
    border-bottom: 1px solid #2D2D2D;
    padding-bottom: 30px;
    width: 90%;
    margin: 0 auto 35px;
}
.back_top{
 right: 20px;
}
.f_btn>a {
    font-size: 18px;
    color: #999999;
    font-family: 'MyMedium';
    margin-right: 35px;
    text-decoration: none;
}
.f_btn>a:last-child{
    margin-right: 25px;
}

.img_a img {
    width: 56%;
}

.sel_a {
    font-weight: bold !important;
    color: #FFFFFF !important;
    font-family: 'MyBold' !important;
}
.img_t{
    display: none !important;
}
.btn_a {
    width: 150px;
    margin: 30px auto 25px;
    font-size: 18px;
    border-radius: 25px;
}

.mod_h img, .mod_i img {
    width: 100%;
}

.mod_a>h4, .mod_c>h4, .mod_d>h4, .mod_e h4, .mod_f h4, .mod_g h4, .mod_h h4, .mod_i h4 {
    display: inline-block;
    font-size: 50px;
    font-family: 'MyBold';
}

.mod_a>h4 {
    margin: 80px auto 0;
    background-image: -webkit-linear-gradient(180deg, #3AFFA5, #51F5FF, #FF38B2, #6349FF);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.mod_c>h4 {
    margin: 0 auto;
    background-image: -webkit-linear-gradient(180deg, #9087F9, #6182F8, #6EE3F3, #30EFCD);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.mod_d>h4 {
    margin: 130px auto 50px;
    background-image: -webkit-linear-gradient(180deg, #8286F9, #5EB0F5, #76F2F3, #80EF73);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.mod_e h4 {
    background-image: -webkit-linear-gradient(180deg, #E054F7, #7F5DF8, #6EA6F8, #38F3CE);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin: 22% 0 5%;
    display: inline-block;
}

.mod_f h4 {
    background-image: -webkit-linear-gradient(180deg, #41F4FF, #7BFF96, #FFC263);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin: 70px auto 30px;
}

.mod_g h4 {
    background-image: -webkit-linear-gradient(180deg, #8286F9, #5EB0F5, #76F2F3, #80EF73);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin: 120px auto 0;
}

.mod_h h4 {
    background-image: -webkit-linear-gradient(180deg, #AF15FF, #EFED59, #7CFF75, #52FFF1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin: 0 auto 40px;
}

.mod_i h4 {
    background-image: -webkit-linear-gradient(180deg, #FE43A4, #CA97FF, #71FFBD, #00D2FF);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin: 0 auto 40px;
}

.mod_d img {
    width: 70%;
}

.mod_h, .mod_e, .mod_c img, .mod_f img, .mod_g img,.mod_i {
    width: 85%;
}

.mod_h>div, .mod_i>div {
    width: 50%;
    display: inline-block;
    vertical-align: middle;
}

.mod_c img {
    margin: 70px 0;
}

.mod_e, .mod_h, .mod_i {
    margin: 0 auto;
    font-size: 0;
}

.mod_h>div:nth-child(2), .mod_i>div:nth-child(2) {
    text-align: left;
}
.mod_i>div:nth-child(2){
    padding-left: 10%;
}


.mod_e>div {
    display: inline-block;
    vertical-align: top;
}

.mod_e>div:nth-child(1) {
    width: 60%;
    margin-right: 5%;
}

.mod_e>div:nth-child(2) {
    width: calc(100% - 65%);
    /* text-align: left; */
}

.mod_a>p, .mod_c p, .mod_d p, .mod_e p, .mod_f p, .mod_h p, .mod_i p {
    font-size: 18px;
    color: #979797;
    line-height: 28px;
}

.mod_c p, .mod_d p, .mod_f p {
    width: 38%;
    margin: 0 auto;
}

.mod_h p, .mod_i p {
    width: 67%;
}
.mod_i p{
    width: 77%;
}
.mod_a>p>span, .mod_c>p>span, .mod_e p>span, .mod_h p>span, .mod_i p>span {
    color: #ffffff;
}

.mod_b h5 {
    color: #FFFFFF;
    font-family: 'MyBold';
    font-size: 50px;
    margin-top: 70px;
}

.top_b {
    font-size: 0;
}

.top_b img {
    width: calc(100% / 3);
}

.bottom_b {
    width: 90%;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}

.bottom_b>div {
    width: 25%;
    text-align: left;
    padding-right: 5%;
    margin-top: 150px;
}

.bottom_b>div span:first-child {
    font-size: 20px;
    color: #FFFFFF;
    font-family: 'MyMedium';
    margin-bottom: 15px;
    display: block;
}

.bottom_b>div span:last-child {
    font-size: 16px;
    color: #979797;
    font-family: 'MyMedium';
}

/*  */
.btn_a img {
    width: 20px;
}

/* 移动端*/
@media screen and (max-width:992px) {
    .f_btn {
        padding: 25px 4% 15px;
        text-align: center;
        width: 80%;
        margin: 0 auto 30px;
        border-bottom: 1px solid #2D2D2D;
    }
    .hideYd{
        display: none !important;
    }
    .mod_i>div:nth-child(2){
        width: 90%;
        padding-left:0;
    }
.bottom_b>img{
    margin: 30px 0;
}
.top_b img{
    width: 90%;
}
    .f_btn>a {
        margin-right: 25px;
        font-size: 16px;
    }
    .yd_show{
        display: block;
        width: 100%;
    }
    .pc_show{
        display: none;
    }
    .cont_ent>div {
        margin-right: 0;
        margin-bottom: 70px;
    }

    .cont_ent {
        padding: 10px 0 !important;
    }

    .mod_a {
        padding: 35px 0 0;
    }

    .img_a img {
        width: 95%;
    }

    .mod_a>h4, .mod_c>h4, .mod_d>h4, .mod_e h4, .mod_f h4, .mod_g h4, .mod_h h4, .mod_i h4 {
        width: 100%;
        font-size: 20px;
    }

    .mod_a>h4 {
        margin: 40px auto 0;
    }

    .btn_a {
        margin: 15px auto 20px;
        font-size: 12px;
        width: 96px;
        padding: 5px 0px 5px 8px;
    }

    .btn_a img {
        width: 14px;
    }

    .mod_a>p, .mod_c p, .mod_d p, .mod_e p, .mod_f p, .mod_h p, .mod_i p {
        font-size: 12px;
        line-height: 20px;
        margin: auto;
        width: 90%;
    }
    .mod_e p,.mod_i p,.mod_h p{
        width: 100%;
    }
    .mod_b h5 {
        font-size: 20px;
        width: 75%;
        line-height: 30px;
        margin: 40px auto 45px;
    }
    .bottom_b>div {
        width:100%;
        text-align: left;
        padding-right: 0;
        margin-top: 0;
        margin-bottom: 24px;
    }
    .bottom_b>div:last-child{
        margin-bottom: 0;
    }
    .mod_d>h4 {
        margin: 35px auto 15px;
    }
    .bottom_b>div span:first-child{
        margin-bottom: 5px;
        font-size: 16px;
    }
    .bottom_b>div span:last-child {
        font-size: 12px;
    }
    .mod_i,.mod_h h4,.mod_h, .mod_e, .mod_c img, .mod_f img, .mod_g img {
        width: 100%;
    }
    .mod_c img {
        margin: 25px 0 35px;
    }
    .mod_e>div:nth-child(1){
        width: 100%;
        margin-right: 0;
    }
    .mod_e>div:nth-child(2) {
        width: calc(100% - 10%);
        /* text-align: left; */
    }
    .mod_e h4{
        margin: 12% 0 5%;
    }
    .mod_f h4,.mod_h h4 {
        margin: 40px auto 15px;
    }
    
    .mod_g h4 {
        margin: 40px auto 0;
    }
    .mod_h>div, .mod_i>div {
        margin: 0 auto;
        width: 90%;
        display: block;
        vertical-align: middle;
    }
    .mod_i>div{
        width: 100%;
    }
    .mod_i h4{
        margin: 40px auto 15px;
        text-align: center;
    }
    .img_t{
        display: block !important;
    }
    .img_b{
        display: none !important;
    }
    .mod_h>div:nth-child(1){
        padding: 0;
    }
    .mod_h h4 {
        text-align: center;
    }
}

/* ipad端*/
@media screen and (min-width:992px) and (max-width:1366px) {
    .mod_a>h4, .mod_c>h4, .mod_d>h4, .mod_e h4, .mod_f h4, .mod_g h4, .mod_h h4, .mod_i h4 {
        font-size: 30px;
    }

    .mod_a>p, .mod_c p, .mod_d p, .mod_e p, .mod_f p, .mod_h p, .mod_i p {
        font-size: 12px;
    }

    .btn_a {
        width: 110px;
        margin: 15px auto;
        font-size: 14px;
        padding: 5px 10px 7px 15px;
    }

    .btn_a img {
        width: 16px;
    }

    .cont_ent>div {
        margin-bottom: 150px;
    }

    .bottom_b>div {
        margin-top: 90px;
    }

    .bottom_b>div span:first-child {
        font-size: 16px;
    }

    .bottom_b>div:nth-child(4n) {
        padding-right: 0;
    }

    .mod_b h5 {
        font-size: 30px;
        margin-top: 40px;
    }

    .mod_c img {
        margin: 30px 0;
    }

    .bottom_b>div span:first-child {
        margin-bottom: 12px;
    }

    .bottom_b>div span:last-child {
        font-size: 12px;
    }

    .bottom_b {
        width: 88%;
    }

    .mod_d>h4 {
        margin: 60px auto 25px;
    }

    .mod_a>p, .mod_c p, .mod_d p, .mod_e p, .mod_f p, .mod_h p, .mod_i p {
        font-size: 12px;
        line-height: 19px;
    }

    .mod_e h4 {
        width: 90%;
        margin: 18% 0 5%;
    }

    .mod_f h4 {
        margin: 30px auto 20px;
    }

    .mod_g h4 {
        margin: 40px auto 0;
    }

}

/* 4k屏*/
@media screen and (min-width:3010px) {
    .cont_ent>div {
        margin-bottom: 400px;
    }

    .mod_a {
        padding: 50px 0 0;
    }

    .f_btn {
        padding-top: 85px;
        padding-bottom: 50px;
        margin: 0 auto 75px;
    }

    .f_btn>a {
        font-size: 46px;
        margin-right: 100px;
    }
    .f_btn>a:last-child{
        margin-right: 45px;
    }
    .btn_a {
        width: 250px;
        margin: 60px auto 50px;
        font-size: 28px;
        border-radius: 50px;
    }

    .mod_a>h4, .mod_c>h4, .mod_d>h4, .mod_e h4, .mod_f h4, .mod_g h4, .mod_h h4, .mod_i h4 {
        font-size: 100px;
    }

    .mod_a>h4 {
        margin: 160px auto 0;
    }

    .mod_d>h4 {
        margin: 230px auto 100px;
    }

    .mod_f h4 {
        margin: 130px auto 70px;
    }

    .mod_g h4 {
        margin: 150px auto 0;
    }

    .mod_h h4 {
        margin: 0 auto 80px;
    }

    .mod_i h4 {
        margin: 0 auto 80px;
        width: 100%;
    }

    .mod_c img {
        margin: 130px 0;
    }

    .mod_a>p, .mod_c p, .mod_d p, .mod_e p, .mod_f p, .mod_h p, .mod_i p {
        font-size: 30px;
        line-height: 54px;
    }

    .mod_b h5 {
        font-size: 90px;
        margin-top: 140px;
    }

    .bottom_b>div {
        margin-top: 300px;
    }

    .bottom_b>div span:first-child {
        font-size: 40px;
        margin-bottom: 30px;
    }

    .bottom_b>div span:last-child {
        font-size: 30px;
    }

    .btn_a img {
        width: 40px;
    }
}