.content-box {
        font-size: 16px;
        line-height: 1.8;
        color: #555;
    }
    .content-box h1, 
    .content-box h2, 
    .content-box h3, 
    .content-box h4, 
    .content-box h5, 
    .content-box h6 {
        color: #1a1a1a;
        font-weight: 700;
        margin-top: 30px;
        margin-bottom: 20px;
    }
    .content-box h2 { font-size: 28px; }
    .content-box h3 { font-size: 24px; }
    
    .content-box p { margin-bottom: 20px; }
    
    .content-box ul, .content-box ol {
        margin-bottom: 20px;
        padding-left: 20px;
    }
    .content-box li { margin-bottom: 10px; }
    
    .content-box img {
        max-width: 100%;
        height: auto;
        border-radius: 10px;
        margin: 20px 0;
    }