body {
    background: #000 url(../images/R.jpg) top center no-repeat;
}

a {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10;
}

.main {
    width: 1024px;
    height: 640px;
    margin: 0 auto;
}

.content {
    display: flex;
    width: 960px;
    height: 100%;
    margin: 0 auto;
    flex-direction: row;
    align-items: flex-end;
}

.left, .right {
    display: flex;
    flex-direction: column;
}

.left {
    width: 46%;
}

.right {
    width: 54%;
    align-items: center;
}

.logo {
    margin-bottom: 8x;
}

.movie {
    position: relative;
    display: inline-block;
    padding: 8px 8px 4px 8px;
    background-color: #000;
    background-size: 100% 100%;
    background-image: url(../images/movie_bg.jpg);
    background-repeat: no-repeat;
}

.sound {
    position: absolute;
    z-index: 99;
    bottom: 4px;
    right: 5px;
}

.btnSound {
    position: absolute;
    right: 0;
    bottom: 0;
    width: 40px;
    height: 38px;
    background-image: url(../images/closeSound.png);
    cursor: pointer;
    background-size: 61%;
    background-position: center center;
    background-repeat: no-repeat;
}

.openSound {
    display: none;
    background-image: url(../images/openSound.png);
}

.download {
    flex: 1;
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-bottom: 24px;
}

.btn {
    margin-bottom: 8px;
}

.app img, .google img, .pc img {
    height: 32px;
}

.grade {
    flex: 0 0 auto;
}

.CI {
    position: absolute;
    right: 20px;
    top: 25px;
    width: 125px;
    height: 22px;
    background-image: url(../images/CI.png);
    background-repeat: no-repeat;
}

.copyR {
    position: absolute;
    left: 60px;
    bottom: 0;
    color: #fff;
    text-shadow: #000 0px 0px 5px, #000 0px 0px 5px;
}

.wrap {
    display: flex;
    width: 100%;
    min-height: 50px;
    align-items: flex-start;
    justify-content: space-between;
    box-sizing: border-box;
}