body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f5f5f5;
}

.container {
    max-width: 800px;
    margin: 0 auto;
}

header {
    background-color: #333;
    color: #fff;
    padding: 1em 0;
}

header h1 {
    margin: 0;
}

#content {
    padding: 20px 0;
}

#buyNowButton {
    background-color: #4CAF50;
    color: #fff;
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    margin-bottom: 20px;
}

#buyNowButton:hover {
    background-color: #45a049;
}

#contactForm {
    max-width: 600px;
    margin: 0 auto;
}

form {
    display: flex;
    flex-direction: column;
}

label {
    margin-top: 10px;
}

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

button {
    background-color: #4CAF50;
    color: #fff;
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

button:hover {
    background-color: #45a049;
}

footer {
    background-color: #333;
    color: #fff;
    text-align: center;
    padding: 1em 0;
}

@media only screen and (max-width: 600px) {
    #content {
        padding: 10px;
    }
}