body {
  margin: 0 auto;
  width: 80%;
}

em {
  color: red;
  font-weight: bold;
}

ul {
  /* structure */
  display: flex;
  flex-wrap: wrap;
  padding-left: 0;
  width: 800px;
  /* presentation */
  list-style-type: none;
}

ul li {
  /* structure */
  justify-content: space-around;
  /* display: inline-block; */
  margin: 1em;
  padding: 0.5em;
  /* presentation */
  border-radius: 8px;
  transition: background-color 0.5s;
}

ul li:hover {
    background-color: grey;
}
ul li.selected {
  background-color: forestgreen;
}

/*# sourceMappingURL=style.css.map */