/* 计算根字体大小的区间 */
@media screen and (min-width: 300px) and (max-width:540px) {
    html {
        font-size: calc(100vw / 3.75)
    }
}

@media screen and (max-width:299px) {
    html {
        font-size: 79.7px;
    }
}

@media screen and (min-width:541px) {
    html {
        font-size: 144.26px;
    }
}

body.active {
    overflow-y: hidden;
}

.header {
    position: fixed;
    top: 0;
    z-index: 50;
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    padding: 0.2rem 0.16rem 0 0.32rem;
}

.header>h1 {
    display: flex;
    align-items: center;
}

.header>h1>img:nth-child(1) {
    width: 0.8rem;
    height: 0.8rem;
}

.header>h1>img:nth-child(2) {
    height: 0.7rem;
    width: 1.81rem;
    margin-left: 0.02rem;
}

.link {
    display: flex;
    margin-bottom: 0.05rem;
}

.link>a {
    height: 0.28rem;
    width: 0.28rem;
}

.link>a:nth-child(2) {
    margin-left: 0.115rem;
}

.link>a>img {
    width: 100%;
    height: 100%;
}

.swiper {
    width: 100%;
    height: 100%;
    overflow: hidden;
    --swiper-pagination-bullet-width: 9px;
    --swiper-pagination-bullet-size: 9px;
    --swiper-theme-color: #00fffd;
    --swiper-pagination-bullet-inactive-color: #11313b;
    --swiper-pagination-bullet-inactive-opacity: 1;
    --swiper-pagination-bullet-vertical-gap: 20px;
}

.swiper-pagination-bullet {
    border: 2px solid #00fffd;
}

.swiper-pagination-bullet-active {
    --swiper-pagination-bullet-height: 38px;
    --swiper-pagination-bullet-border-radius: 10px;
}

.swiper-slide {
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.slide_bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background-position: center center;
    background-repeat: no-repeat;
    background-size: cover;
}

.bg_1 {
    background-image: url('../images/mobile/bg_1.jpg');
}

.bg_2 {
    background-image: url('../images/mobile/bg_2.jpg');
}

.bg_3 {
    background-image: url('../images/mobile/bg_3.jpg');
}

.bg_4 {
    background-image: url('../images/mobile/bg_4.jpg');
}

.slide_img {
    position: absolute;
    top: 0;
    left: 0;
    z-index: 1;
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
}

.slide_img>img {
    width: 3.75rem;
    height: 4.02rem;
}

.slide_content {
    position: absolute;
    top: 0;
    left: 0;
    z-index: 2;
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: flex-end;
}

.slide_content>img {
    width: 2.035rem;
    height: 3.86rem;
    margin-bottom: 0.65rem;
}

.swiper-slide>h2 {
    position: absolute;
    right: 0;
    bottom: 2.12rem;
    z-index: 3;
    width: 2.175rem;
    height: 1.53rem;
}

.swiper-slide>h2>img {
    width: 100%;
    height: 100%;
}

.swiper-slide>h3 {
    width: 100%;
    height: 100%;
    position: absolute;
    left: 0;
    top: 0;
    z-index: 4;
    display: flex;
    align-items: flex-end;
    justify-content: center;
}

.swiper-slide>h3>img {
    width: 3.285rem;
    height: 1.39rem;
    margin-bottom: 1.2rem;
    opacity: 0;
}

.footer {
    position: fixed;
    width: 100%;
    bottom: 0;
    left: 0;
    height: auto;
    z-index: 100;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding-bottom: 0.3rem;
}

.tip {
    width: 2.795rem;
    height: 0.35rem;
    display: flex;
    justify-content: center;
    align-items: center;
    background: url('../images/mobile/btn_bg.png') center center no-repeat;
    background-size: 100% 100%;
}

.tip>img {
    width: 2.49rem;
    height: 0.275rem;
}

.btn {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-top: 0.055rem;
}

.btn>a {
    width: 2.795rem;
    height: 0.35rem;
    background-image: linear-gradient(to right, rgb(31, 81, 153), rgb(25, 255, 255));
    font-size: 0.16rem;
    font-weight: 700;
    line-height: 0.35rem;
    text-align: center;
    color: #fff;
    border-radius: 0.02rem;
    display: none;
}

.btn a.android {
    width: 1.795rem;
    height: 0.35rem;
    background-image: linear-gradient(to right, rgb(31, 81, 153), rgb(25, 255, 255));
    font-size: 0.16rem;
    font-weight: 700;
    line-height: 0.35rem;
    text-align: center;
    color: #fff;
    border-radius: 0.02rem;
    display: none;
}

.down_load .android_down {
    display: flex;
    width: 170px;
    height: 55px;
    background-image: url("../images/mobile/android_download.png");
    background-size: contain;
    text-align: center;
}

.down_load .ios_down {
    display: flex;
    width: 170px;
    height: 55px;
    background-image: url("../images/mobile/ios_download.png");
    background-size: contain;
    text-align: center;
}

.proposal {
    border: none;
    height: 0.17rem;
    margin-top: 0.055rem;
    font-size: 0.12rem;
    color: #fff;
    position: relative;
}

.proposal::after {
    content: '';
    width: 100%;
    position: absolute;
    height: 0.01rem;
    bottom: -0.02rem;
    background: #fff;
    left: 0;
}

.android-modal,.ios-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 999;
    background: #fff;
    overflow-y: auto;
    overflow-x: hidden;
}

.android-modal .header,.ios-modal .header {
    width: 100%;
    display: flex;
    align-items: center;
    color: #000;
    padding: 0.05rem 0.1rem;
    box-shadow: 0 0.015rem 0.025rem rgba(57, 63, 72, 0.1);
    justify-content: space-between;
    position: sticky;
    top: 0;
    left: 0;
    height: 0.5rem;
    background: #fff;
}

.android-modal .header .android-modal-arrow img,.ios-modal .header .ios-modal-arrow img {
    width: 0.22rem;
}

.android-modal .header .title,.ios-modal .header .title {
    font-size: 0.14rem;
    color: #000;
}

.android-modal .content,.ios-modal .ioscontent {
    padding: 0.28rem 0.11rem;
}

.android-modal .content .platform-item img,.ios-modal .ioscontent .platform-item img {
    width: 100%;
}

.android-modal .content .pic img,.ios-modal .ioscontent .pic img {
    width: 100%;
}

.android-modal .contentAnser,.ios-modal .ioscontentAnser {
    display: none;
}