.container {
    text-align: center;
    padding: 50px;
}
h1 {
    font-size: 3em;
    margin-bottom: 20px;
}
#countdown {
    margin: 20px 0;
}
form {
    margin-top: 30px;
}
input[type="email"] {
    padding: 10px;
    margin-right: 10px;
    border: 1px solid #ccc;
    border-radius: 4px;
}
button {
    padding: 10px 20px;
    background-color: #4CAF50;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}
button:hover {
    background-color: #3e8e41;
}