body, h1, h2, p, {
    margin: 0;
    padding: 0;
}
    
    body {
    background-color: #f4f4f4;
    font-family: 'Arial', sans-serif;
}

header {
    background-color: #333;
    color: #fff;
    padding: 10px;
    text-align: center;
}

main {
    max-width: 800px;
    margin: 20px auto;
    padding: 20px;
    background-color: #fff;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

form {
    margin-top: 20px;
}

label {
    display: block;
    margin-bottom: 8px;
}

input,
textarea {
    width: 100%;
    padding: 10px;
    margin-bottom: 15px;
    box-sizing: border-box;
}

input[type="submit"] {
    background-color: #333;
    color: #fff;
    padding: 10px 15px;
    border: none;
    cursor: pointer;
}

footer {
    background-color: #333;
    color: #fff;
    padding: 10px;
    text-align: center;
    position: fixed;
    bottom: 0;
    width: 100%;
}