:root {
  --card-width: 5vw;  /* 500px */
  --card-height: 7.26vw; /* 726px 1.452 x width */
  --gap-size: 0.6vw;
  font-family: system-ui;
  font-size: 1.2vw;
  box-sizing: border-box; /* default content-box */
}

.table {
  display: grid;
  grid-template-columns: repeat(5, fit-content(20%));
  gap: var(--gap-size);
  background-color: green;
  color: lightgreen;
  padding: var(--gap-size);
}

.table > div { /* Child combinator */
  padding: var(--gap-size);
  touch-action: none;
  border: 1px solid #999999;
  border-radius: 3px;
}

.deck11 {
  grid-column: 1;
  grid-row: 1;
}

.deck12 {
  grid-column: 2;
  grid-row: 1;
}

.deck13 {
  grid-column: 3;
  grid-row: 1;
}

.deck14 {
  grid-column: 4;
  grid-row: 1;
}

.deck15 {
  grid-column: 5;
  grid-row: 1;
}

.deck21 {
  grid-column: 1;
  grid-row: 2;
}

.deck22 {
  grid-column: 2;
  grid-row: 2;
}

.deck23 {
  grid-column: 3;
  grid-row: 2;
}

.deck24 {
  grid-column: 4;
  grid-row: 2;
}

.deck25 {
  grid-column: 5;
  grid-row: 2;
}

.deck31 {
  grid-column: 1;
  grid-row: 3;
}

.deck32 {
  grid-column: 2;
  grid-row: 3;
}

.deck33 {
  grid-column: 3;
  grid-row: 3;
}

.deck34 {
  grid-column: 4;
  grid-row: 3;
}

.deck35 {
  grid-column: 5;
  grid-row: 3;
}

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

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

.card-left {
  position: relative;
  touch-action: none;
  height: var(--card-height);
  width: var(--card-width);
}

.card-middle {
  position: relative;
  right: 4vw;
  touch-action: none;
  height: var(--card-height);
  width: var(--card-width);
}

.card-right {
  position: relative;
  right: 8vw;
  touch-action: none;
  height: var(--card-height);
  width: var(--card-width);
}