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

header {
    background-color: #333;
    color: white;
    padding: 1rem 0;
}

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

nav ul li {
    margin: 0 1rem;
}

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

main {
    padding: 2rem;
    text-align: center;
}

.welcome {
    background-color: #fff;
    padding: 2rem;
    border-radius: 5px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

.cta-button {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    background-color: #007bff;
    color: white;
    text-decoration: none;
    border-radius: 5px;
    margin-top: 1rem;
}

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

footer {
    background-color: #333;
    color: white;
    text-align: center;
    padding: 1rem 0;
    position: fixed;
    width: 100%;
    bottom: 0;
}