Taeluf.com

flex-grid.css

.flexGrid {
    display:flex;
    flex-flow: wrap row;
    list-style-type: none;
    justify-content:center;
    padding:0;
}
.flexGrid > li {
    padding:0.5rem 1.0rem;
    flex: 1;
    min-width:20ch;
    max-width:40ch;
    position:relative;
    display:flex;
    flex-wrap:wrap;
    flex-direction:column;
    align-items:center;
}