@charset "utf-8";

body,
div,
dl,
dt,
dd,
ul,
ol,
li,
h1,
h2,
h3,
h4,
h5,
h6,
form,
input,
table,
tbody,
p,
th,
td {
    -webkit-text-size-adjust: none;
    margin: 0;
    padding: 0;
    border: none;
    -webkit-tap-highlight-color: rgbffa(0, 0, 0, 0);
    font-size: 16px;
    font-family: "Microsoft Yahei", "微软雅黑", Tahoma, Arial, Helvetica, STHeiti;
    color: #4c4948;
}

html,
body {
    font-size: 12px;
    background-color: #181818;
}

header {
    position: relative;
    height: 66.67rem;
    overflow: hidden;
}

#video-background {
    position: absolute;
    top: 35%;
    transform: translate(0, -35%);
    left: 0;
    width: 100%;
    object-fit: cover;
    min-height: 1280px;
}

.mask {
    position: absolute;
    left: 0;
    top: 0;
    right: 0;
    bottom: 0;
    background-color: #000;
    opacity: 0.4;

}

.logo {
    position: absolute;
    background: url('../image/logo.png') center bottom/38rem 12.17rem no-repeat;
    height: 34.34rem;
    z-index: 1;
    width: 100%;
}

.download {
    position: absolute;
    top: 34.34rem;
    height: 32.33rem;
    display: flex;
    z-index: 1;
    width: 100%;
}

.download div {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

.download-link-ios {
    background: url('../image/download_ios.png') center/cover;
    width: 18.5rem;
    height: 5.67rem;
    text-indent: -9999999px;
    display: inline-block;
    text-decoration: none;
}

.download-link-android {
    background: url('../image/download_android.png') center/cover;
    width: 18.5rem;
    height: 5.67rem;
    text-indent: -9999999px;
    display: inline-block;
    text-decoration: none;
}

section {
    background: url('../image/bg_section.png') center/contain no-repeat, #181818;
    height: 50rem;
    display: flex;
    max-width: 1512px;
    margin: 0 auto
}


section .img,
section .desc {
    flex-grow: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    box-sizing: border-box;

    margin: 0 8.33rem;
}

section .desc {
    flex-direction: column;
}


section .desc div {
    margin-top: 2rem;
    font-size: 100%;
    color: rgba(255, 255, 255, 0.8);
    line-height: 2.67rem;
    text-align: center;
}

section .img img {
    max-width: 50.33rem;
}

.reverse {
    flex-direction: row-reverse
}

.small-logo {
    background: url('../image/small-logo.png') left bottom/23.17rem 7.33rem no-repeat;
    height: 7.33rem;
}

footer div {
    margin: 2rem 10%;
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.8)
}

a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
}

.lisence {
    margin-bottom: 3rem;
}

@media only screen and (max-width: 1024px) {
    html {
        font-size: 6px
    }

    section {
        flex-direction: column;
        height: 63rem;
    }

    section .img,
    section .desc {
        margin: 0 8.33rem;
    }

    section .img img {
        width: 80%;
    }

    .reverse {
        flex-direction: column;
    }

}

.html-android .download-ios {
    display: none;
}

.html-ios .download-android {
    display: none;
}