body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    line-height: 1.6;
    background-color: #f4f4f4;
    color: #333;
    margin: 0;
    padding: 20px;
}

header, main, footer {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
}

header {
    text-align: center;
    border-bottom: 2px solid #ddd;
}

.project-card {
    background: #fff;
    border: 1px solid #ddd;
    border-radius: 8px;
    padding: 20px;
    margin-top: 20px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.project-link {
    display: inline-block;
    margin-top: 15px;
    padding: 10px 15px;
    background-color: #0070f3;
    color: #fff;
    text-decoration: none;
    border-radius: 5px;
    transition: background-color 0.3s;
}

.project-link:hover {
    background-color: #005bb5;
}

footer {
    text-align: center;
    margin-top: 40px;
    color: #777;
}