h1 {
    text-align: center;
}

.button-container {
    text-align: center;
}

button {
    display: block;
    margin: 10px auto;
    background-color: red;
    color: white;
    padding: 10px 20px;
    border: none;
    cursor: pointer;
    transition: background-color 0.3s;
}