* {
    padding: 0;
    margin: 0;
}

/* 禁用图片拖动 */
img {
    -webkit-user-drag: none;
    /* 禁用 Safari 和 Chrome 中的拖动 */
    user-drag: none;
    /* 禁用 Firefox 中的拖动 */
    -webkit-user-select: none;
    /* 禁用选中 */
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    /* 禁用文本选择 */
}

body {
    font-family: Arial, sans-serif;
    /* background-color: #000; */
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100%;
}

.desktop .fixed-bg {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    object-fit: fill;
}

.desktop {
    width: 100%;
    border-radius: 8px;
    min-height: 95vh;
    height: 100%;
}


.cooperate {
    cursor: pointer;
}

.cooperate img {
    width: 10vw;
}


.btnBox {
    padding-right: 30px;
    margin-top: 2vw;
}

.top {
    position: absolute;
    box-sizing: border-box;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding-top: 30px;
    width: 100%;
}

.logo {
    width: 180px;
    margin-left: 54px;
}


/* 外层容器，整体居中 */
.topBox {
    position: absolute;
    top: 68%;
    left: 58%;
    transform: translate(-50%, -50%);
}

/* 内部固定布局区域 */
.fixed {
    display: flex;
    align-items: center;
    background-color: #260307;
    border-radius: 10px;
    padding: 16px 20px;
    max-width: 90vw;
    box-sizing: border-box;
}

/* 左侧竖排文字 */
.join {
    writing-mode: vertical-rl;
    text-align: center;
    color: #fff;
    font-size: 20px;
    margin-right: 20px;
    flex-shrink: 0;
}

/* 中间二维码容器 */
.qrcode-box {
    width: 170px;
    height: 170px;
    background: #fff;
    border-radius: 8px;
    padding: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 20px;
    box-sizing: border-box;
}

/* 右侧提示文本容器（确保是横排） */
.tips {
    writing-mode: horizontal-tb !important;
    /* 避免被继承为竖排 */
    color: #fff;
    font-size: 14px;
    line-height: 1.6;
    max-width: 260px;
    white-space: normal;
    word-break: break-word;
}

/* 一级标题：安卓建议 */
.tips .az {
    font-size: 16px;
    font-weight: bold;
    margin-bottom: 4px;
}

/* 二级标题：UC浏览器下载 */
.tips .browser {
    font-size: 20px;
    font-weight: bold;
    margin: 4px 0 10px 0;
}

/* 说明文字块 */
.tips .install {
    font-size: 14px;
    line-height: 1.6;
    color: #fff;
}