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

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

nav a {
    color: white;
    text-decoration: none;
    margin-right: 1rem;
    padding: 0.5rem;
}

nav a:hover {
    background-color: #555;
    border-radius: 4px;
}

main {
    max-width: 800px;
    margin: 2rem auto;
    padding: 2rem;
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

h1 {
    color: #333;
}

form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

label {
    font-weight: bold;
}

input, textarea {
    padding: 0.5rem;
    border: 1px solid #ccc;
    border-radius: 4px;
}

button {
    padding: 0.75rem;
    background-color: #007bff;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

button:hover {
    background-color: #0056b3;
}