@media only screen and (max-width: 500px) {
    .header-wrap .header-content img {
        height: 24px;
    }
    a {
        font-size: 12px;
    }
    .login {
        font-size: 12px;
    }
    .mini-video {
        display: block;
    }
    .mid-video {
        display: none;
    }
    .header-wrap {
        background: rgba(255, 255, 255, .05);
    }
    .sign-up {
        width: 80px;
        height: 32px;
        line-height: 32px;
        text-align: center;
        margin-left: 10px;
        background-image: linear-gradient(225deg, #CF48FF 0%, #FF598B 50%, #FFA536 100%);
        border: 2px solid #FFFFFF;
        border-radius: 20px;
    }
    .sign-txt {
        font-size: 12px;
    }
    .content {
        padding: 10px 7%;
    }
    .page1-left {
        position: absolute;
        bottom: 40px;
        padding: 0 30px;
    }
    .right-content img {
        height: 300px;
    }
    .content-page1 {
        flex-direction: column-reverse;
        justify-content: space-around;
        height: auto;
        padding: 0;
    }
    .left-content{
        margin-top: 20px;
        text-align: center;
    }
    .left-content .txt1{
        font-size: 24px;
    }
    .left-content .txt2{
        font-size: 24px;
    }
    .left-content .txt3 {
        font-size: 12px;
        margin: 20px 0;
    }
    .left-content .get-start {
        margin: 30px auto;
    }
    .page1-right {
        width: 100%;
        margin-top: -64px;
    }
    .page1-right .mini-video {
        width: 100%;
    }
    .list {
        padding: 0;
    }
    .list img{
        width: 18px;
        height: 18px;
        margin-right: 10px;
    }
    .first-content-wrap .video-wrap .latex{
        margin: 20px 25px;
    }
    .first-content-wrap .video-wrap video{
        margin-left: 10px;
    }
    .first-content-wrap {
        flex-direction: column;
        padding: 0;
    }
    .first-content-wrap .mini-wrap video{
        margin: 0;
        width: 320px;
    }
    .pad {
        padding: 0;
    }
    .first-left {
        min-width: 350px;
    }
    .first-left .user-info {
        margin-left: 0;
    }
    .first-left .user-info2 {
        margin: 20px 30px;
    }
    .first-left .user-info3 {
        margin-left: 15px;
    }
    .first-content-wrap .video-wrap .video-like2{
        right: 40px;
    }
    .first-content-wrap .video-wrap .likes2{
        right: 90px;
    }
    .first-content-wrap .first-right{
        padding-top: 20px;
        margin: 0;
    }
    .first-content-wrap .first-right .first-title{
        font-size: 24px;
        line-height: 29px;
    }
    .first-content-wrap .first-right .first-txt{
        font-size: 24px;
        line-height: 29px;
    }
    .first-content-wrap .first-right .first-context{
        font-size: 12px;
        line-height: 18px;
    }
    .mini-hide {
        display: none;
    }
    .content-page2 {
        padding: 0;
    }
    .content-page2 .page2-content {
        display: flex;
        justify-content: space-around;
        flex-wrap: wrap;
        margin: 30px 0;
    }
    .content-page2 .page2-header .header-title{
        font-size: 20px;
        margin: 40px 0 20px;
    }
    .content-page2 .page2-content .left-content img {
        height: 140px;
    }
    .content-page2 .page2-content .right-title {
        font-size: 16px;
        margin-top: 126px;
    }
    .content-page2 .page2-content .detail {
        margin-left: -20px;
    }
    .content-page2 .page2-content .right-txt {
        display: none;
    }
    .right-txt-min {
        display: block;
        font-size: 12px;
    }
    .content-page3 {
        padding: 20px 5% 40px;
    }
    .content-page3 .page3-content {
        flex-direction: column;
    }
    .content-page3 .page3-title .title {
        font-size: 20px;
        margin: 0;
    }
    .content-page3 .page3-title .txt {
        font-size: 12px;
        margin: 20px;
    }
    .content-page3 .page3-content .page3-content-item {
        display: flex;
        width: auto;
    }
    .content-page3 .page3-content .page3-content-item img {
        height: 54px;
        margin-top: 25px;
    }
    .content-page3 .page3-content .page3-content-item .item-title{
        text-align: left;
        padding-left: 30px;
        font-size: 14px;
        margin: 10px 0;
    }
    .content-page3 .page3-content .page3-content-item .item-content{
        text-align: left;
        padding-left: 30px;
        font-size: 10px;
        line-height: 14px;
    }
    .user-reviews {
        padding: 0 5%;
    }
    .user-reviews .user-title {
        font-size: 20px;
        padding-top: 20px;
    }
    .user-reviews .user-content {
        width: 80%;
        margin: 20px auto;
        font-size: 12px;
    }
    .user-reviews .user-footer {
        font-size: 12px;
        line-height: 24px;
    }
    .user-reviews .user-footer {
        margin-top: 20px;
    }
    .user-reviews .left {
        top: 240px;
        left: 110px;
    }
    .user-reviews .right {
        top: 240px;
        right: 110px;
    }
    .pic-wrap {
        height: 320px;
    }
    .pic-wrap .item img {
        width: 144px;
        margin: 0 15px;
        border-radius: 15px;
    }
    .get-start-wrap .title {
        padding: 40px 0;
        font-size: 20px;
    }
    .get-start-wrap .content {
        font-size: 12px;
    }
    .auto {
        margin: 50px auto;
    }
    .footer-wrap .footer-title {
        font-size: 14px;
    }
    .footer-wrap .footer-txt {
        font-size: 14px;
    }
    .mini-start {
        width: 320px;
        height: 56px;
        line-height: 56px;
        font-size: 18px;
    }
}