main {
    padding: 40px 20px;
    }

    .about-container {
    max-width: 900px;
    margin: 0 auto;
    background-color: #ffffff;
    padding: 30px 40px;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    }

    .about-container h1 {
    text-align: center;
    font-size: 2.2em;
    color: #333;
    margin-bottom: 30px;
    }

    .about-section {
    margin-bottom: 30px;
    }

    .about-section h2 {
    font-size: 1.6em;
    color: #444;
    border-bottom: 2px solid #ffc800;
    padding-bottom: 5px;
    margin-bottom: 15px;
    }

    .about-section p,
    .about-section li {
    font-size: 1.1em;
    color: #666;
    line-height: 1.7;
    }

    .about-section ul {
    list-style-type: none;
    padding-left: 0;
    }

    .about-section li {
    margin-bottom: 10px;
    padding-left: 20px;
    position: relative;
    }

    .about-section li::before {
    content: '✓';
    color: #ffc800;
    font-weight: bold;
    position: absolute;
    left: 0;
    top: 0;
    }


    body.dark-theme .about-container {
    background-color: #1e1e1e;
    }

    body.dark-theme .about-container h1,
    body.dark-theme .about-section h2,
    body.dark-theme .about-section p,
    body.dark-theme .about-section li {
    color: #ffffff;
    }

    @media (max-width: 768px) {
    .about-container {
        padding: 20px;
        margin: 20px;
    }

    .about-container h1 {
        font-size: 1.8em;
    }
    }