body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background: linear-gradient(to right, #ff7e5f, #feb47b);
    color: white;
    text-align: center;
}

header {
    background: rgba(0, 0, 0, 0.8);
    padding: 10px 0;
}

nav ul {
    list-style: none;
    padding: 0;
}

nav ul li {
    display: inline;
    margin: 0 15px;
}

main {
    padding: 100px 20px;
}

button {
    background-color: #000;
    color: #fff;
    padding: 10px 20px;
    border: none;
    cursor: pointer;
    font-size: 16px;
}

footer {
    background: rgba(0, 0, 0, 0.8);
    padding: 20px 0;
    position: fixed;
    width: 100%;
    bottom: 0;
}