* {
    margin: 0;
    padding: 0;
    list-style: none;
    box-sizing: border-box;
}

/* header */
header {
    width: 100%;
    height: auto;
    /* background: #000000; */
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1;
}

main {
    overflow: hidden;
}

.header-nav {
    max-width: 1200px;
    min-width: 1000px;
    color: #fff;
    display: flex;
    margin: 0 auto;
}

.header-nav>.logo {
    max-width: 232px;
    min-width: 170px;
    height: 100px;
    margin-right: 34px;
}

.header-nav>.logo>img {
    display: block;
    margin: 0 auto;
    padding: 30.5px 0;
}

.header-nav>ul {
    display: flex;
    flex: 1;
    list-style: none;
}

.header-nav>.nav>li {
    flex: 1;
    line-height: 100px;
    text-align: center;
    position: relative;
    font-size: 16px;
}

.header-nav>.nav>li:hover {
    cursor: pointer;
}

.header-nav>.nav>li:hover>.border-bot {
    width: 80%;
    height: 3px;
    display: block;
    margin: 0 auto;
    margin: -18px auto;
    background: #fff;
}

/* 首页 */
.home {
    width: 100%;
    min-width: 1200px;
    height: auto;
    position: relative;
}

.home-back {
    position: absolute;
    background: rgba(0, 0, 0, 0.4);
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    color: #fff;
}

.home-text {
    margin: 13% auto;
    text-align: center;
    line-height: 115px;
}

.home-text>h1 {
    font-size: 40px;
    font-family: SourceHanSansSC-regular;
}

.home-text>p {
    font-size: 30px;
    font-family: SourceHanSansSC-regular;
}

.home-text>div {
    display: inline-block;
    left: 591px;
    top: 739px;
    width: 254px;
    height: 70px;
    line-height: 70px;
    border-radius: 64px;
    background-color: rgba(255, 255, 255, 0);
    color: rgba(255, 255, 255, 1);
    font-size: 24px;
    text-align: center;
    font-family: Microsoft Yahei;
    border: 1px solid rgba(255, 255, 255, 1);
}
.home-text>div:hover{
    background: rgba(255, 255, 255, 0.44);
}
.home-text>div:active{
    background: #fff;
    color: #000;
}


.home-text>h1 {
    animation: myfirst 1s both;
}

.home-text>p:nth-child(2) {
    animation: myfirst 1s 0.2s both;
}

.home-text>p:nth-child(3) {
    animation: myfirst 1s 0.4s both;
}

.home-text>div {
    animation: myfirst 1s 0.6s both;
}

@keyframes myfirst {
    0% {
        transform: translate(0, 100px);
        opacity: 0;
    }

    to {
        transform: translate(0, 0px);
        opacity: 1;
    }
}


/* 产品优势 */
.head-name {
    width: 100%;
    background: #fff;
    text-align: center;
    font-size: 30px;
    padding:50px 0;
}

.product {
    width: 100%;
    height: auto;
}

.product>.product-wrap {
    max-width: 1200px;
    max-height: 480px;
    margin: 0 auto;
}

.product-wrap {
    display: flex;
    overflow: hidden
}

.product-wrap>.product-img {
    position: relative;
}

.product-wrap>.product-img:hover .product-content>div:nth-child(1) {
    opacity: 0;
    position: absolute;
}

.product-wrap>.product-img:hover .product-content>div:nth-child(2) {
    position: static;
    opacity: 1;
}

.product-wrap>.product-img:hover .product-content>div:nth-child(2) p:nth-child(1) {
    animation: myfirst .5s both;
}

.product-wrap>.product-img:hover .product-content>div:nth-child(2) p:nth-child(2) {
    animation: myfirst .5s 0.1s both;
}

.product-wrap>.product-img:hover .product-content>div:nth-child(2) p:nth-child(3) {
    animation: myfirst .5s 0.2s both;
}

.product-wrap>.product-img:hover .product-content>div:nth-child(2) p:nth-child(4) {
    animation: myfirst .5s 0.3s both;
}

.product-content {
    width: 100%;
    height: 100%;
    background: rgba(21, 20, 20, 0.5);
    position: absolute;
    left: 0;
    top: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: #fff;
}

.product-content>div:nth-child(1) {
    font-size: 24px;
}

.product-content>div:nth-child(2) {
    font-size: 24px;
    padding: 0px 37px;
    color: rgba(255, 255, 255, 1);
    width: 100%;
    font-size: 24px;
    text-align: left;
    opacity: 0;
    position: absolute;
    font-family: SourceHanSansSC-regular;
}
.style-font>p:nth-child(1){
    font-size: 30px;
    padding:10px 0;
}
.style-font>p:nth-child(2){
    font-size: 20px;
    padding:10px 0;
}
.border-hide {
    display: block;
    overflow: hidden;
    white-space: nowrap;
}

.data {
    min-width: 1200px;
    margin-bottom: 30px;
}

.data-img {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    overflow: hidden;
    height: auto;
    display: flex;
}

.data-img>div {
    flex: 1;
    position: relative;
}

.data-img>div:hover .data-position {
    opacity: 1;
}

.data-img>div:hover .data-position>p {
    animation: myfirst 0.6s both;
}

.data-position {
    width: 100%;
    height: 100%;
    position: absolute;
    color: #fff;
    left: 0;
    top: 0;
    opacity: 0;
    background: rgba(0, 0, 0, 0.6);
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 0 50px;
}

.data-position>p:nth-child(1) {
    text-align: center;
    font-size: 25px;
    padding-bottom: 47px;
}

.data-position>p:nth-child(2) {
    font-size: 22px;
}

/* 投放案例 */
.launchCase {
    min-width: 1200px;
    height: 1225px;
    background: url(./imgs/back-img.jpeg);
    background-size: 100% auto; 
    background-position-y: 0;
    overflow: hidden;
    /* overflow-y: auto; */
    position: relative;
    background-attachment:fixed;
}

.launchCase::-webkit-scrollbar {
    width: 0px;
}

.launchCase-wrap {
    right: 0;
    bottom: 0;
    position: absolute;
    left: 0;
    top: 0;
    background: rgba(21, 20, 20, 0.5);
    display: flex;
    flex-direction: column;
}

.launchCase-content {
    max-width: 1200px;
    height: 100%;
    margin: 0 auto;
}

.launchCase-content {
    flex: 1;
    width: 100%;
    display: flex;
    padding: 0 15px;
    max-height: 460px
}

.launchCase-content>dl {
    flex: 1;
    margin: 15px;
    background: #fff;
    transition: .4s;
    /* display: flex;
    justify-content: center; */
}

.launchCase-content>dl:hover {
    transition: .4s;
    transform: scale(1.05);
}

.launchCase-content>dl>dd {
    overflow: hidden;
    position: relative;
}

.launchCase-content>dl>dd>p {
    width: 100%;
    background-color: rgba(34, 34, 34, 0.64);
    position: absolute;
    bottom: 4px;
    left: 0;
    color: #fff;
    padding: 15px;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}

.case-name {
    width: 1200px;
    margin: 0 auto;
    padding: 20px 0;
    line-height: 80px;
}

.case-name>p:nth-child(1) {
    color: rgba(255, 255, 255, 1);
    font-size: 30px;
    text-align: center;
    font-family: SourceHanSansSC-regular;
}

.case-name>p:nth-child(2) {
    color: rgba(255, 255, 255, 1);
    font-size: 20px;
    text-align: center;
    font-family: SourceHanSansSC-regular;
}

.launchCase-content>dl>dt {
    line-height: 53px;
    padding: 15px;
}

.case-money {
    font-size: 16px;
}

.case-money>.number {
    font-size: 26px;
    color: red;
}

.case-time {
    font-size: 16px;
}

.case-time>span:nth-child(3) {
    margin-left: 30px;
}

.case-font {
    font-size: 16px;
}

/* 投放流程 */
.process {
    width: 100%;
    padding-bottom: 50px;
    height: auto;
}

.process-wrap {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
}
.process-wrap>.process-content{
    padding: 0 10px;
    flex: 1;
}
.process-content {
    text-align: center;
}

.process-content>p {
    font-size: 20px;
    display: block;
    margin: 32px 0;
}

.process-next {
    display: flex;
    flex: 1;
    justify-content: center;
    margin-top: 70px;
}

.process-num {
    width: 60px;
    height: 60px;
    display: inline-block;
    line-height: 60px;
    border-radius: 50%;
    color: rgba(16, 16, 16, 1);
    text-align: center;
    font-family: Roboto;
    margin-right: 15px;
    border: 1px solid rgba(187, 187, 187, 1);
}

/* .process-wrap>div:nth-child(1) {
    animation: mynext 1s both;
}

.process-wrap>div:nth-child(2) {
    animation: mynext 1s .5s both;
}

.process-wrap>div:nth-child(3) {
    animation: mynext 1s 1s both;
}

.process-wrap>div:nth-child(4) {
    animation: mynext 1s 1.5s both;
}

.process-wrap>div:nth-child(5) {
    animation: mynext 1s 2s both;
}

.process-wrap>div:nth-child(6) {
    animation: mynext 1s 2.5s both;
}

.process-wrap>div:nth-child(7) {
    animation: mynext 1s 3s both;
}

.process-wrap>div:nth-child(8) {
    animation: mynext 1s 3.5s both;
}

.process-wrap>div:nth-child(9) {
    animation: mynext 1s 4s both;
} */

@keyframes mynext {
    0% {
        transform: translate(-100px, 0);
        opacity: 0;
    }

    to {
        transform: translate(0, 0px);
        opacity: 1;
    }
}

/*合作媒体  */
.media {
    width: 100%;
    min-width: 1200px;
    position: relative;
    height: 1480px;
    overflow: hidden;
    background: url(./imgs/back-img.jpeg);
    background-size: 100% auto; 
    background-position-y: 50%;
    background-attachment:fixed;
    
}

.media-content {
    width: 100%;
    height: 100%;
    position: absolute;
    left: 0;
    top: 0;
    background: rgba(21, 20, 20, 0.5);
    display: flex;
    flex-direction: column;
}

.media-name {
    width: 1200px;
    margin: 0 auto;
    padding: 20px 0;
    line-height: 80px;
}

.media-name>p:nth-child(1) {
    color: rgba(255, 255, 255, 1);
    font-size: 30px;
    text-align: center;
    font-family: SourceHanSansSC-regular;
}

.media-name>p:nth-child(2) {
    color: rgba(255, 255, 255, 1);
    font-size: 20px;
    text-align: center;
    font-family: SourceHanSansSC-regular;
}

.media-card {
    width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
}

.media-card>div {
    width: 564px;
    height: 270px;
    background: #0b1c35;
    color:#fff;
    margin: 18px;
    display: flex;
    position: relative;
}

.media-card>div:hover .media-mask {
    opacity: 1;
}

.media-card>div>dl {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: 25px;
}

.media-card>div>dl>dt {
    margin: 10px 0;
}

.media-card>div>dl>dt>p:nth-child(1) {
    font-size: 24px;
    display: flex;
}

.media-card>div>dl>dt>p:nth-child(2) {
    font-size: 16x;
}

.media-card>div>dl>dd {
    margin-top: 20px;
    font-size: 16px;
}

.media-mask {
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.61);
    display: flex;
    opacity: 0;
}

.media-mask>div {
    flex: 1;
    color: #fff;
    font-size: 30px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

/* 关于我们 */
.aboutWe {
    width: 100%;
    height: 700px;
    overflow: hidden;
    position: relative;
    color: #fff;
}

.about-content {
    position: absolute;
    left: 0;
    top: 0;
    right: 0;
    bottom: 0;
    background: rgba(21, 20, 20, 0.5);
}

.about-text {
    line-height: 50px;
    font-size: 20px;
    padding: 34px 50px;
    width: 1200px;
    margin: 0 auto;
}

.about-text>p {
    margin: 20px 0;
}

.regiter {
    width: 100%;
    background:#0b1c35 ;
    position: relative;
    height: 250px;
}
.data-img>div {
    flex: 1;
    position: relative;
}

.data-img>div:hover .data-position {
    opacity: 1;
}

.data-img>div:hover .data-position>p {
    animation: myfirst 0.6s both;
}
.regiter-content {
    position: absolute;
    left: 0;
    top: 0;
    right: 0;
    bottom: 0;
    text-align: center;
    padding: 50px 0;
    line-height: 83px;
}
.regiter-content>p:nth-child(1) {

    color: #fff;
    font-size: 30px;
    font-family: SourceHanSansSC-regular;
}

.regiter-content>div:nth-child(2) {
    width: 200px;
    height: 47px;
    display: inline-block;
    line-height: 47px;
    border-radius: 30px;
    color: #fff;
    font-size: 14px;
    font-family: Microsoft Yahei;
    border: 1px solid rgba(187, 187, 187, 1);
    cursor: pointer;
}
.regiter-content>div:nth-child(2):hover{
    background: rgba(255, 255, 255, 0.44);
}
.regiter-content>div:nth-child(2):hover{
    background: #fff;
    color: #000;
}
.regiter-content>p:nth-child(2):active {
    border-color: blue
}

/* 底部 */
footer {
    width: 100%;
    background: #fff;
    color: #666;
}

.footer-wrap {
    width: 100%;
    margin: 0 auto;
    padding: 0px 20px 40px 20px;;
    border-bottom: 1px solid #666;
}
.fonter-wrap-content{
    width: 1200px;
    margin: 0 auto;
    padding: 80px 20px 20px 20px;
}
.footer-link {
    display: flex;
}

.footer-link>div {
    flex: 1;
}

.liantuo {
    width: 100%;
    padding:27px 0 ;
    text-align: center;
    background: #000;
}
.liantuo>p{
    font-size: 13px;
    padding-top: 7px;;
}
.footer-msg{
    display: flex;
}
.footer-left{
    margin: 46px 0 0 0px;
}
.footer-left>div{
    display: flex;
    margin-top: 20px;
}
.footer-left>div>div>p{
    margin-top: 20px;
}

.footer-left>h1{
    color:#666;
    font-size: 30px;
    text-align: left;
    font-family: SourceHanSansSC-regular;
}

.footer-lefts{
    margin: 46px 0 0 0px;
}
.footer-lefts>div{
    display: flex;
    margin-top: 20px;
}
.footer-lefts>div>div>p{
    margin-top: 20px;
}
.footer-lefts>div>div>p:nth-child(1)>span:nth-child(2){
    margin-left: 50px;
}
.footer-lefts>h1{
    padding-left: 50px;
    color: #666;
    font-size: 30px;
    text-align: left;
    font-family: SourceHanSansSC-regular;
}
.footer-lefts>div>div{
    padding: 0 50px;
}
.jumpLiantuotui{
    cursor: pointer;
}
/* icon embed */
embed{
    width: 20px;
}
.footer-qrcode{
    width: 400px;
    display: flex;
    flex-direction: column;
}
.footer-qrcode>p{
    display: flex;
    align-items: center;
}
.footer-qrcode>p>span{
    margin-right: 10px;
}
.link{
    margin: 0 33px;
}