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

header {
    background: #35424a;
    color: #ffffff;
    padding: 1rem 0;
    text-align: center;
}

nav {
    background: #333;
    color: #fff;
    padding: 0.5rem 0;
}

nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    justify-content: center;
}

nav ul li {
    margin: 0 1rem;
}

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

main {
    padding: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

section {
    background: #fff;
    margin-bottom: 2rem;
    padding: 1rem;
    border-radius: 5px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

h2 {
    color: #35424a;
    border-bottom: 2px solid #35424a;
    padding-bottom: 0.5rem;
}

footer {
    background: #35424a;
    color: #ffffff;
    text-align: center;
    padding: 1rem 0;
    position: fixed;
    bottom: 0;
    width: 100%;
}