/* GENERAL */
.flex-row {
  font-size: clamp(0.5rem, 0.3rem + 1vw, 1.9rem);
  display: flex;
  flex-flow: row wrap;
  justify-content: center;
  align-items: center;
  align-content: center;
}
.divider {
  width: 50%;
  margin: 1rem auto;
}
.text-center {
  text-align: center;
}

/* INFO */
#info {
  min-width: 230px;
  max-width: 70%;
  margin: auto;
  text-transform: none;
  line-height: 1.5;
  letter-spacing: 0;
}
#info ul {
  list-style: none;
  padding-left: 0;
}

/* CARDS */
img {
  max-width: 100%;
  min-width: 100%;
}
.card-grid {
  margin: 0.5rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(225px, 1fr));
  grid-gap: 1rem;
}
.card {
  text-align: center;
  padding: 0.5rem;
  border: 2px solid transparent;
  border-radius: 4px;
}
.card:hover {
  border-color: lightgrey;
}

/* KEYPAD */
.keypad {
  width: 75%;
  margin-left: auto;
  margin-right: auto;
}
.keypad td {
  font-family: "Press Start 2P", cursive;
  font-size: 2em;
  cursor: pointer;
  width: 30%;
  height: 0;
  border: 1px solid black;
}
.keypad td:after,
.keypad td:before {
  content: "";
  display: block;
  padding-bottom: calc(50% - 0.5em);
}
.keypad td:hover {
  background-color: gainsboro;
}
.keypad td:active {
  background-color: grey;
}