.container {
    display: flex;
    /* for direction, try: row, row-reverse, column, column-reverse */

    flex-direction: row; 
    /* for justify content, try:
     * flex-start, flex-end, center, space-between, space-around, space-evenly 
     * start, end, left, right 
     */
    justify-content: center;

    /* for align-items, try:
     * stretch, flex-start, flex-end, center, baseline
     */
    align-items: flex-start;

    /* for align-content, try:
     * stretch, flex-start, flex-end, center, space-between, space-around
     */
    align-content: center;

    gap: 10px;

    /* try different dimensions for the container */
    width: 40vw;
    height: 400px;

    /* with smaller dimensions, try wrapping content:
     * nowrap, wrap, wrap-reverse
     */
    flex-wrap: wrap;

    /* helps us see the container vs. the page vs. the items */
    margin: 2em;
    background-color: yellow;
}

.item {
    background-color: hotpink;
    border: 1px solid black;
    font-family: sans-serif;
    padding: 20px;
    font-size: 3em;
    font-weight: bold;
    display: inline-block;
}

#bigger {
    flex-grow: 2;
    /* flex-basis: 100px; */
    /* flex-shrink: 0; */
}