html,
body {
    width: 100%;
    height: 100%;
    padding: 0;
    border: 0;
    margin: 0;
    position: relative;
    overflow: hidden;
}

ul {
    padding: 0;
    border: 0;
    margin: 0;
}

li {
    list-style: none;
}

.icon {
    width: 20px;
    height: 20px;
    color: #ffffff;
    font-size: 10px;
    background: red;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-style: normal;
}

.hide {
    display: none !important;
}

.video-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    overflow: hidden;
    z-index: -1;
}

.video-background video {
    position: absolute;
    top: 50%;
    left: 50%;
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    transform: translate(-50%, -50%);
}

.content {
    box-sizing: border-box;
    width: 100%;
    height: 100%;
    margin: 0 auto;
    color: #ffffff;
    padding: 0 20px;
    position: absolute;
    top: 0;
    left: 0;
}

header {
    margin-top: 50px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    width: 61.5px;
}

.right {
    position: relative;
}

.right .btn {
    width: 96px;
    height: 32px;
    color: #ffffff;
    font-size: 14px;
    background: rgba(255, 255, 255, 0.1);
    padding: 0 10px;
    border-radius: 99999px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.right .btn span {
    padding: 0 10px;
}

.right .btn_list {
    width: 96px;
    height: 100px;
    color: #ffffff;
    font-size: 14px;
    background: rgba(255, 255, 255, 0.1);
    padding: 0 10px;
    border-radius: 10px;
    margin-top: 10px;
    position: absolute;
    left: 0;
    bottom: 0;
    transform: translateY(calc(100% + 10px));
}

.right .btn_list li {
    height: 50px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.right .btn_list li:nth-child(1) {
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.right .btn_list .btn {
    padding: 0;
    background: none;
    border-radius: 0;
}

.right .btn_list span:hover,
.right .btn_list .selected span {
    color: #f33446
}

main {
    width: 600px;
    height: 200px;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

main .title {
    font-size: 70px;
    line-height: 70px;
    font-weight: 100;
    position: absolute;
    top: 0;
    left: 0;
    animation: moveRight 2s ease-in-out forwards;
}

@keyframes moveRight {
    from {
        left: -100vw;
    }

    to {
        left: 0;
        /* 目标位置 */
    }
}

main .download_btn_list {
    width: 100%;
    height: 60px;
    position: absolute;
    bottom: 0;
    left: 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

main .download_btn {
    display: none;
}

main .download_btn_list .btn {
    width: 246px;
    height: 100%;
    border: 1px solid #e5e7eb;
    border-radius: 99999px;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    text-decoration: none;
    color: #fff;
}

main .download_btn_list .btn:hover {
    background: #ff6f7d;
    border-color: #ff6f7d;
}

main .download_btn_list .btn:hover .code {
    display: flex !important;
}

#ios_code,
#android_code {
    display: none;
    width: 180px;
    height: 180px;
    background: #ffffff;
    border-radius: 10px;
    justify-content: center;
    align-items: center;
    position: absolute;
    bottom: 0;
    transform: translateY(calc(100% + 20px));
}

#ios_code::before,
#android_code::before {
    content: '';
    width: 0;
    height: 0;
    border-left: 10px solid transparent;
    border-right: 10px solid transparent;
    border-bottom: 5px solid #ffffff;
    position: absolute;
    top: 0;
    transform: translateY(-100%);
}

.mobileDevice main {
    width: 100%;
}

.mobileDevice .title {
    width: 100%;
    font-size: 36px;
    text-align: center;
}

.mobileDevice .download_btn_list {
    display: none;
}

.mobileDevice .download_btn {
    width: 145px;
    height: 45px;
    background-image: linear-gradient(to right, #f33446, #ff6f7d);
    border-radius: 9999999px;
    display: flex;
    justify-content: center;
    align-items: center;
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
}