body { background-color: #f4fff4; font-family: verdana; font-size: 2em; text-align: center; } .tile-map { display: flex; margin-left: 8px; margin-right: 8px; flex-wrap: wrap; justify-content: center; } .tile { flex-basis: 8.5em; padding-left: 8px; padding-right: 8px; margin: 8px; background-color: lightgray; } .tile:hover { background-color: white; } a { color: inherit; text-decoration: inherit; } img { width: 7em; }