body {
    background-color: #2f3437;
    font-family: Arial, Helvetica, sans-serif;
}

#container {
    display: inline-grid;
    /* https://developer.mozilla.org/en-US/docs/Web/CSS/--* */
    grid-template-columns: repeat(var(--size), 1fr);
    grid-template-rows: repeat(var(--size), 1fr);
    justify-content: center;
    /* Responsive */
    width: 88vw;
    height: 88vw;
    min-width: 300px;
    min-height: 300px;
    max-height: 80vh;
    max-width: 80vh;
    border: 3px solid black;
    background: white;
}

#grid{
    /* create flexbox */
    display: flex;

    /* horizontal alignment */
    align-items: center;

    /* vertical alignment */
    justify-content: center;
}

.divCreated {
    height: auto;
    width: auto;
    border: 1px solid black;
    background-color: #2f3437;
}

#button {
    margin-top: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
}

#text {
    color: white;
    font-size: 1.5rem;
    display: flex;
    justify-content: center;
    align-items: center;
}