/* 计算根字体大小的区间 */
@media screen and (min-width: 300px) {
    html {
        font-size: calc(100vw / 7.5)
    }
}

@media screen and (max-width:299px) {
    html {
        font-size: 40px;
    }
}

@media screen and (min-width:541px) {
    html {
        font-size: 72px;
    }
}

body {
    width: 100%;
    height: 100%;
    background: url('../images/mobile/bg.webp') center center no-repeat;
    background-size: cover;
}

.app {
    width: 7.5rem;
    height: 100%;
    margin: 0 auto;
    display: flex;
    align-items: flex-end;
}

.app>img {
    width: 100%;
}

h1 {
    /* width: 2.13rem; */
    height: 1rem;
    position: fixed;
    top: 0.41rem;
    left: 0.38rem;
    z-index: 10;
}

h1>img {
    width: 100%;
    height: 100%;
}

.footer {
    width: 100%;
    min-width: 7.5rem;
    position: fixed;
    left: 0;
    bottom: 0;
    z-index: 11;
    padding: 0.29rem;
    padding-bottom: calc(0.29rem + constant(safe-area-inset-bottom));
    padding-bottom: calc(0.29rem + env(safe-area-inset-bottom));
    display: flex;
    flex-direction: column;
    align-items: center;
}

.footer>h2 {
    width: 4.07rem;
    height: 0.57rem;
}

.footer>h2>img {
    width: 100%;
    height: 100%;
}

.footer>h3 {
    width: 5.85rem;
    height: 1.84rem;
    margin-top: 0.13rem;
}

.footer>h3>img {
    width: 100%;
    height: 100%;
}

.btn {
    width: 100%;
    display: flex;
    justify-content: center;
    margin-top: 0.06rem;
}

.btn>a {
    width: 4.17rem;
    height: 2.19rem;
    display: none;
    -webkit-tap-highlight-color: transparent;
outline: none;
}

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

.tip {
    border: none;
    margin-top: 0.13rem;
    line-height: 0.23rem;
    color: #fff;
    font-size: 0.23rem;
    position: relative;
}

.tip::after {
    position: absolute;
    content: '';
    left: 0;
    bottom: -2px;
    height: 1px;
    width: 100%;
    background: #fff;
}

.android-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 20;
    background: #fff;
    overflow-y: auto;
    overflow-x: hidden;
}

.android-modal .header {
    width: 100%;
    display: flex;
    align-items: center;
    color: #000;
    padding: 0.048rem 0.096rem;
    box-shadow: 0 0.03rem 0.05rem rgba(57, 63, 72, 0.1);
    justify-content: space-between;
    position: sticky;
    top: 0;
    left: 0;
    height: 0.84rem;
    background: #fff;
}

.android-modal .header .android-modal-arrow img {
    width: 0.4rem;
}

.android-modal .header .title {
    font-size: 0.28rem;
    color: #000;
}

.android-modal .content {
    padding: 0.26rem 0.096rem;
}

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

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

.android-modal .contentAnser {
    display: none;
}

.topbg {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 11;
    width: 100%;
    min-width: 7.5rem;
    height: 0.41rem;
}

.topbg>img {
    width: 100%;
    height: 100%;
}