body {
    font-family: Arial, sans-serif;
    text-align: center;
    background-color: #f4f4f4;
    margin: 0;
    padding: 0;
}
header {
    background-color: #0077b6;
    color: white;
    padding: 20px;
}
.coming-soon {
    margin: 50px auto;
    padding: 20px;
}
.subscribe form {
    margin-top: 20px;
}
input[type="email"] {
    padding: 10px;
    width: 300px;
}
button {
    padding: 10px;
    background-color: #0077b6;
    color: white;
    border: none;
    cursor: pointer;
}