:root {
  --card-width: 7vw;  /* 500px */
  --card-height: 10.164vw; /* 726px 1.452 x width */
  --gap-size: 0.6vw;
  font-family: system-ui;
  font-size: 1.2vw;
  box-sizing: border-box; /* default content-box */
}

img {
  max-width: 100%;
}

.table {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: var(--gap-size);
  background-color: green;
  color: lightgreen;
  text-align: center;
  padding: var(--gap-size);
}

.table > div { /* Child combinator */
  padding: var(--gap-size);
  touch-action: none;
}

.deck1 {
  grid-column: 1;
  grid-row: 1;
}

.deck2 {
  grid-column: 2;
  grid-row: 1;
}

.deck3 {
  grid-column: 3;
  grid-row: 1;
}

.deck4 {
  grid-column: 4;
  grid-row: 1;
}

.deck5 {
  grid-column: 5;
  grid-row: 1;
}

.deck6 {
  grid-column: 6;
  grid-row: 1;
}

.deck7 {
  grid-column: 7;
  grid-row: 1;
}

.deck8 {
  grid-column: 8;
  grid-row: 1;
}

.deck9 {
  grid-column: 1;
  grid-row: 2;
}

.deck10 {
  grid-column: 2;
  grid-row: 2;
}

.deck11 {
  grid-column: 3;
  grid-row: 2;
}

.deck12 {
  grid-column: 4;
  grid-row: 2;
}

.deck13 {
  grid-column: 5;
  grid-row: 2;
}

.deck14 {
  grid-column: 6;
  grid-row: 2;
}

.deck15 {
  grid-column: 7;
  grid-row: 2;
}

.deck16 {
  grid-column: 8;
  grid-row: 2;
}

.deck17 {
  grid-column: 1;
  grid-row: 3;
}

.deck18 {
  grid-column: 2;
  grid-row: 3;
}

.deck19 {
  grid-column: 3;
  grid-row: 3;
}

.deck20 {
  grid-column: 4;
  grid-row: 3;
}

.deck21 {
  grid-column: 5;
  grid-row: 3;
}

.deck22 {
  grid-column: 6;
  grid-row: 3;
}

.deck23 {
  grid-column: 7;
  grid-row: 3;
}

.deck24 {
  grid-column: 8;
  grid-row: 3;
}

#newgame {
  grid-column: 1;
  grid-row: 4;
}

#msg {
  grid-column: 2 / span 7;
  grid-row: 4;
}

.card {
  touch-action: none;
  height: var(--card-height);
  width: var(--card-width);
  border: 1px solid #999999;
  border-radius: 3px;
}

.centered {
  font-size: 5rem;
  font-family: system-ui;
  position: relative;
  vertical-align: middle;
}

.health-text {
  color: red;
}