body {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    margin: 0;
    font-family: Arial, sans-serif;
    background-color: #e60da5;
    background-image: radial-gradient(red 5%, yellow 15%, rgb(218, 12, 211) 60%);
}

.container {
    text-align: center;
    padding: 20px;
    background-color: #16bdc9;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    max-width: 400px;
    width: 80%;
    background-image: radial-gradient(red 5%, yellow 15%, rgb(218, 12, 211) 60%);

}

h1 {
    margin-top: 0;
}

input {
    width: 80%;
    font-size: 18px;
    padding: 10px;
    margin-bottom: 10px;
}

button {
    font-size: 20px;
    padding: 10px 20px;
    background-color: #007bff;
    color: #ffffff;
    border: none;
    cursor: pointer;
    transition: background-color 0.3s;
}

button:hover {
    background-color: #0056b3;
}

button.clicked {
    background-color: #00cc00;
}

/* Media query for screens with a maximum width of 600px (e.g., smartphones) */
@media (max-width: 600px) {
    .container {
        padding: 10px;
    }

    input {
        font-size: 16px;
    }

    button {
        font-size: 18px;
        padding: 8px 16px;
    }
}