.article-wrapper {
            background-color: #FFF;
            padding: 40px;
            border-radius: 4px;
            margin-bottom: 30px;}
        /* 文章标题 */
        .article-title {
            font-size: 24px;
            color: black;
            font-weight: bold;
            text-align: center;
            margin-bottom: 15px;
            line-height: 1.5;}
        /* 发布时间 */
        .article-date {
            color: black;
            font-size: 14px;
            text-align: center;
            margin-bottom: 30px;
            padding-bottom: 20px;
            border-bottom: 1px solid rgba(255,255,255,0.2);}
        /* 文章正文 */
        .article-content {
            color: black;
            font-size: 16px;
            line-height: 1.8;
            text-align: justify;}
        .article-content p {
            margin-bottom: 20px;
            text-indent: 2em;}
        /* 返回列表按钮 */
        .back-btn {
            display: inline-block;
            padding: 8px 20px;
            background-color: rgba(255,255,255,0.2);
            color: #FFFFFF;
            border-radius: 4px;
            text-decoration: none;
            font-size: 14px;
            transition: all 0.3s;
            margin-top: 20px;}
        .back-btn:hover {
            background-color: #FFFFFF;
            color: #0e4bdb;}