2048-in-react - Mobile CSS

board.module.css

.board {
  position: relative;
  width: calc(var(--pixel-size) * 8 * 4 + var(--pixel-size) * 5);
}

.grid {
  display: flex;
  flex-wrap: wrap;
  background: var(--secondary-background);
  border: calc(var(--pixel-size) * 0.5) solid var(--secondary-background);
  border-radius: calc(var(--pixel-size) * 0.75);
}

.cell {
  width: calc(var(--pixel-size) * 8);
  height: calc(var(--pixel-size) * 8);
  margin: calc(var(--pixel-size) * 0.5);
  border-radius: calc(var(--pixel-size) * 0.5);
  background: var(--cell-background);
}

.tiles {
  position: absolute;
  z-index: 2;
  margin: calc(var(--pixel-size) * 0.5);
  left: 0;
  top: 0;
  right: 0;
  bottom: 0;
}

globals.css

:root {
  --pixel-size: 8px;

  /* Backgrounds */
  --primary-background: #faf8ef;
  --secondary-background: #bbada0;
  --cell-background: #cac1b5;
  --tile-background: #eee4da;

  /* Colors */
  --primary-text-color: #776e65;
  --secondary-text-color: #f9f6f2;
}

body {
  margin: 0;
  font-family:
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    Roboto,
    Oxygen,
    Ubuntu,
    Cantarell,
    "Open Sans",
    "Helvetica Neue",
    sans-serif;
  background: var(--primary-background);
  color: var(--primary-text-color);
  font-size: calc(var(--pixel-size) * 2.25);
  line-height: calc(var(--pixel-size) * 3.5);
}

h1 {
  font-size: calc(var(--pixel-size) * 5);
  line-height: calc(var(--pixel-size) * 5);
  margin: calc(var(--pixel-size) * 1.5) calc(var(--pixel-size) * 0);
}

index.module.css

.twenty48 {
  margin: calc(var(--pixel-size) * 0) auto;
  padding: calc(var(--pixel-size) * 1);
  width: 100%;
  max-width: calc(var(--pixel-size) * 37);
}

.twenty48 > header {
  display: flex;
  align-items: center;
  margin: calc(var(--pixel-size) * 1) calc(var(--pixel-size) * 0);
}

.twenty48 > header > * {
  flex: 1;
}

.twenty48 > footer {
  margin: calc(var(--pixel-size) * 3) calc(var(--pixel-size) * 0);
  font-weight: 600;
  text-align: center;
}

score.module.css

.score {
  background: var(--secondary-background);
  border: calc(var(--pixel-size) * 0.5) solid var(--secondary-background);
  border-radius: calc(var(--pixel-size) * 0.75);
  color: var(--tile-background);
  font-size: calc(var(--pixel-size) * 1.5);
  line-height: calc(var(--pixel-size) * 3);
  font-weight: bold;
  text-align: center;
  text-transform: uppercase;
}

.score > div {
  font-size: calc(var(--pixel-size) * 2.5);
  color: var(--secondary-text-color);
}

tile.module.css

.tile {
  position: absolute;
  width: calc(var(--pixel-size) * 8);
  height: calc(var(--pixel-size) * 8);
  margin: calc(var(--pixel-size) * 0.5);
  border-radius: calc(var(--pixel-size) * 0.5);
  background: var(--tile-background);
  color: var(--primary-text-color);
  font-size: calc(var(--pixel-size) * 4);
  line-height: calc(var(--pixel-size) * 8);
  font-weight: bold;
  text-align: center;
  transition-property: left, top, transform;
  transition-duration: 200ms, 200ms, 100ms;
}

/* -=-=-=- START OF TEXT COLOR -=-=-=- */
.tile8,
.tile16,
.tile32,
.tile64,
.tile128,
.tile256,
.tile512,
.tile1024,
.tile2048,
.tile4096,
.tile8192 {
  color: var(--secondary-text-color);
}
/* -=-=-=-= END OF TEXT COLOR =-=-=-=- */

/* -=-=-=- START OF TEXT SIZE -=-=-=- */
.tile128,
.tile256,
.tile512 {
  font-size: calc(var(--pixel-size) * 3.25);
}

.tile1024,
.tile2048,
.tile4096,
.tile8192 {
  font-size: calc(var(--pixel-size) * 2.75);
}
/* -=-=-=-= END OF TEXT SIZE =-=-=-=- */

.tile2 {
  box-shadow:
    0 0 30px 10px rgba(243, 215, 116, 0),
    inset 0 0 0 1px rgba(255, 255, 255, 0);
}

.tile4 {
  background: #ede0c8;
  box-shadow:
    0 0 30px 10px rgba(243, 215, 116, 0),
    inset 0 0 0 1px rgba(255, 255, 255, 0);
}

.tile8 {
  background: #f2b179;
}

.tile16 {
  background: #f59563;
}

.tile32 {
  background: #f67c5f;
}

.tile64 {
  background: #f65e3b;
}

.tile128 {
  background: #edcf72;
  box-shadow:
    0 0 30px 10px rgba(243, 215, 116, 0.2381),
    inset 0 0 0 1px rgba(255, 255, 255, 0.14286);
}

.tile256 {
  background: #edcc61;
  box-shadow:
    0 0 30px 10px rgba(243, 215, 116, 0.31746),
    inset 0 0 0 1px rgba(255, 255, 255, 0.19048);
}

.tile512 {
  background: #edc850;
  box-shadow:
    0 0 30px 10px rgba(243, 215, 116, 0.39683),
    inset 0 0 0 1px rgba(255, 255, 255, 0.2381);
}

.tile1024 {
  background: #edc53f;
  box-shadow:
    0 0 30px 10px rgba(243, 215, 116, 0.47619),
    inset 0 0 0 1px rgba(255, 255, 255, 0.28571);
}

.tile2048,
.tile4096,
.tile8192 {
  background: #edc22e;
  box-shadow:
    0 0 30px 10px rgba(243, 215, 116, 0.55556),
    inset 0 0 0 1px rgba(255, 255, 255, 0.33333);
}