body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 0;
    background: #f4f4f4;
    color: #333;
}

header {
    background: #333;
    color: #fff;
    padding: 1rem 0;
    text-align: center;
}

nav {
    background: #666;
    color: #fff;
    padding: 0.5rem 0;
    text-align: center;
}

nav ul {
    list-style: none;
    padding: 0;
}

nav ul li {
    display: inline;
    margin: 0 15px;
}

nav ul li a {
    color: #fff;
    text-decoration: none;
}

main {
    padding: 20px;
    max-width: 960px;
    margin: auto;
    background: #fff;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
}

section {
    margin-bottom: 20px;
    padding: 15px;
    border-bottom: 1px solid #eee;
}

section:last-child {
    border-bottom: none;
}

h1, h2, h3 {
    color: #333;
}

.project-item {
    margin-bottom: 10px;
    padding: 10px;
    background: #f9f9f9;
    border-left: 5px solid #666;
}

.social-links a {
    color: #007bff;
    text-decoration: none;
    margin-right: 10px;
}

footer {
    text-align: center;
    padding: 20px;
    background: #333;
    color: #fff;
    margin-top: 20px;
}