/* 公共样式 */
html, body {
    background-color: #000000 !important;
    color: #FFFFFF;
    width: 100vw;
    height: 100vh;
    font-size: 14px;
}

/* 网站 */
.header {
    background-color: rgba(255, 255, 255, 0.1);
    padding: 20px;
    position: relative;
    z-index: 999;
}
.header-a {
    color: #FFFFFF;
    line-height: 32px;
    margin: 0 30px;
}
.header .cu-btn {
    margin-left: 30px;
}
.logo {
    position: absolute;
    top: -12px;
}
.logo-img {
    width: 150px;
}
.footer {
    background-color: rgba(255, 255, 255, 0.1);
    position: absolute;
    width: 100%;
    left: 0;
    right: 0;
    bottom: 0;
    padding: 15px;
    z-index: 998;
}

/* 首页 */
.index-bg {
    width: 100vw;
    height: 100vh;
    overflow: hidden;
    position: absolute;
    width: 100%;
    left: 0;
    right: 0;
    top: 0;
    bottom: 0;
    z-index: 1;
}
.index-bg-video {
    width: 100%;
    opacity: 0.5;
}
.index-content {
    position: relative;
    z-index: 9;
}