body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f4f4f9;
    color: #333;
}

header {
    background-color: #333;
    color: #fff;
    padding: 1rem;
}

header h1 {
    margin: 0;
}

nav a {
    color: #fff;
    margin: 0 1rem;
    text-decoration: none;
}

main {
    padding: 2rem;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 1rem;
}

th, td {
    border: 1px solid #ccc;
    padding: 0.5rem;
    text-align: left;
}

th {
    background-color: #f4f4f4;
}

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