body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 20px;
}

header {
    background: #0073e6;
    color: white;
    padding: 10px;
    text-align: center;
}

nav a {
    color: white;
    margin: 0 15px;
    text-decoration: none;
}

main {
    margin-top: 20px;
}

label {
    display: block;
    margin: 10px 0 5px;
}

input, textarea {
    width: 100%;
    padding: 8px;
    margin-bottom: 10px;
}

button {
    padding: 10px 15px;
    background: #0073e6;
    color: white;
    border: none;
    cursor: pointer;
}

button:hover {
    background: #005bb5;
}

footer {
    margin-top: 20px;
    text-align: center;
}