* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
}

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

header h1 {
    font-size: 2.5rem;
}

nav {
    background-color: #444;
    color: white;
    padding: 10px 0;
    text-align: center;
}

nav ul {
    list-style-type: none;
}

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

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

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 20px;
}

section {
    margin-bottom: 40px;
}

.projects {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
}

.project {
    background-color: #f4f4f4;
    padding: 20px;
    flex: 1 1 45%;
    border: 1px solid #ddd;
}

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