@import url('https://fonts.googleapis.com/css2?family=Roboto:wght@400;700&display=swap');

body {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
    background: linear-gradient(to right, #fc5c7d, #6a82fb);
    font-family: 'Roboto', sans-serif;
    color: #ffffff;
}

.head {
    font-weight: 700;
    margin-bottom: 20px;
    margin-top: 10px;
    font-size: 2em;
    color: #333333;
}

.container {
    text-align: center;
    background: linear-gradient(145deg, #ffffff, #e6e6e6);
    padding: 60px 40px;
    border-radius: 20px;
    box-shadow: 20px 20px 60px #bebebe, -20px -20px 60px #ffffff;
    width: 90%;
    max-width: 600px;
    transition: transform 0.3s, box-shadow 0.3s;
}

.container:hover {
    transform: scale(1.05);
    box-shadow: 20px 20px 60px #b3b3b3, -20px -20px 60px #ffffff;
}

.number {
    display: block;
    height: 40px;
    margin: 20px auto;
    width: calc(100% - 22px); /* Adjust width to be responsive */
    border: 1px solid #cccccc;
    border-radius: 5px;
    padding: 10px;
    font-size: 1em;
    box-shadow: inset 2px 2px 5px #aaaaaa, inset -5px -5px 10px #ffffff;
}

button {
    background-color: #6a82fb;
    color: #ffffff;
    border: none;
    font-size: 1em;
    font-weight: bold;
    padding: 10px 20px;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s, box-shadow 0.3s;
}

button:hover {
    background-color: #fc5c7d;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
}

.text {
    margin-top: 20px;
    font-size: 1.2em;
    font-weight: 700;
    color: #333333;
    transition: color 0.3s;
}

.text:hover {
    color: #6a82fb;
}

.showHow {
    font-size: 1em;
    color: #666666;
    margin-top: 10px;
}

@media (max-width: 600px) {
    .container {
        padding: 40px 20px;
    }

    .head {
        font-size: 1.5em;
    }

    .number, button {
        font-size: 0.9em;
    }

    .text {
        font-size: 1em;
    }

    .showHow {
        font-size: 0.9em;
    }
}