@media (max-width:799px) {
    .main {
        width: 100%;
        height: 100%;
        margin: 0 auto 40px;
        padding: 20px 15px;
    }

    .main p {
        width: 100%;
        height: auto;
        margin: 0 auto;
        margin-top: 12px;
        color: #555;
        line-height: 1.8;
        font-size: 16px;
    }

    .title {
        line-height: 1.4;
        font-size: 32px;
        font-weight: 700;
        text-align: center;
        font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
        color: #222;
        margin-bottom: 25px;
        padding-bottom: 15px;
        border-bottom: 3px solid #000;
    }

    .main h2 {
        width: 100%;
        height: auto;
        margin: 0 auto;
        margin-top: 20px;
        font-weight: 600;
        font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    }
    
    .main ul {
        padding-left: 25px;
        margin: 15px 0;
    }
    
    .main ul li {
        margin-bottom: 10px;
        line-height: 1.8;
        color: #555;
    }
    
    .main a {
        color: #0066cc;
        text-decoration: none;
        border-bottom: 1px solid transparent;
        transition: all 0.3s ease;
    }
    
    .main a:hover {
        color: #004499;
        border-bottom-color: #004499;
    }
}

@media (min-width:800px) {
    .main {
        width: 900px;
        max-width: 95%;
        height: 100%;
        margin: 40px auto 60px;
        padding: 40px 50px;
        background: #ffffff;
        border-radius: 8px;
        box-shadow: 0 2px 20px rgba(0, 0, 0, 0.08);
    }

    .main p {
        width: 100%;
        height: auto;
        margin: 0 auto;
        margin-top: 15px;
        margin-bottom: 10px;
        color: #555;
        line-height: 1.9;
        font-size: 18px;
    }

    .main h2 {
        width: 100%;
        font-weight: 600;
        margin-top: 30px;
        margin-bottom: 15px;
        color: #222;
        font-size: 24px;
    }

    .title {
        font-size: 42px;
        font-weight: 700;
        text-align: center;
        font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
        color: #222;
        margin-bottom: 35px;
        padding-bottom: 20px;
        border-bottom: 4px solid #000;
        letter-spacing: -0.5px;
    }
    
    .main ul {
        padding-left: 30px;
        margin: 20px 0;
    }
    
    .main ul li {
        margin-bottom: 12px;
        line-height: 1.9;
        color: #555;
        font-size: 18px;
    }
    
    .main a {
        color: #0066cc;
        text-decoration: none;
        border-bottom: 1px solid transparent;
        transition: all 0.3s ease;
        font-weight: 500;
    }
    
    .main a:hover {
        color: #004499;
        border-bottom-color: #004499;
    }
    
    .main strong {
        color: #222;
        font-weight: 600;
    }
}