body {
    margin: 0;
    font-family: Arial, sans-serif;
    background-color: #f0f0f0;
    color: #333;
}

header {
    background-color: #282c34;
    color: white;
    text-align: center;
    padding: 50px;
    position: relative;
}

h1 {
    font-size: 2.5em;
}

p {
    font-size: 1.2em;
}

button {
    background-color: #61dafb;
    border: none;
    padding: 10px 20px;
    color: white;
    font-size: 16px;
    cursor: pointer;
    border-radius: 5px;
}

button:hover {
    background-color: #4fa3b1;
}