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

body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    padding: 20px;
    background-color: #f4f4f9;
}

header {
    background-color: #333;
    padding: 1rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    height: 50px;
}

nav ul {
    list-style-type: none;
    display: flex;
    gap: 1rem;
}

nav ul li {
    margin: 0;
}

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

nav ul li a:hover {
    color: #ddd;
}

h1, h2 {
    color: #333;
    margin-top: 1rem;
}

main {
    max-width: 800px;
    margin: 0 auto;
    padding: 1rem;
    background-color: #fff;
    border-radius: 5px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

ul {
    margin-top: 1rem;
    padding-left: 1.5rem;
}

ul li {
    margin-bottom: 0.5rem;
}

footer {
    margin-top: 2rem;
    padding-top: 1rem;
    border-top: 1px solid #ddd;
    text-align: center;
    font-size: 0.9rem;
    color: #555;
}

footer a {
    color: #333;
    text-decoration: none;
}

footer a:hover {
    text-decoration: underline;
}