body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    color: #333;
}

header {
    background: #333;
    padding: 1em 0;
    text-align: center;
}

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

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

header nav ul li a {
    color: white;
    text-decoration: none;
    font-weight: bold;
}

.hero {
    background: #f4f4f4;
    padding: 100px 20px;
    text-align: center;
}

.hero h1 {
    font-size: 2.5em;
    margin: 0;
}

.hero p {
    font-size: 1.2em;
}

section {
    padding: 60px 20px;
    text-align: center;
}

.project-card {
    border: 1px solid #ddd;
    padding: 20px;
    margin: 20px;
    display: inline-block;
    width: 300px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

footer {
    background: #333;
    color: white;
    text-align: center;
    padding: 20px 0;
}