body {
        font-family: Arial, sans-serif;
    }
    .section-title {
        font-weight: bold;
        font-size: 20px; /* 增大段落标题的字体大小 */
        margin-top: 20px;
    }
    .content p {
        margin-bottom: 20px;
        line-height: 1.6;
    }
    .content p a {
        color: #1a73e8;
        text-decoration: none;
    }
    .content p a:hover {
        text-decoration: underline;
    }
    .content {
        max-width: 800px;
        margin: 0 auto;
    }
    .toggle-content {
        display: none;
    }
    .show-more {
        color: #007BFF;
        cursor: pointer;
        font-weight: bold;
    }
    .show-less {
        color: #007BFF;
        cursor: pointer;
        font-weight: bold;
    }