*,
*::before,
*::after {
  padding: 0;
  margin: 0;
  box-sizing: border-box;
  font-family: 'Arial';
}
main {
  width: fit-content;
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  height: 100vh;
  justify-content: center;
  gap: 1rem;
}

canvas {
  background-color: black;
  border-radius: 5px;
}

.score-container {
  width: 800px;
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.scoreEl {
  font-weight: 500;
  font-size: 1.5rem;
  display: flex;
  align-items: center;
  gap: 8px;
  justify-self: center;
}

.score {
  font-weight: 900;
  font-size: 2rem;
}

.game-container {
  position: relative;
  width: fit-content;
  height: fit-content;
  display: flex;
  gap: 1.5rem;
}

.game-over-screen {
  position: absolute;
  color: white;
  inset: 0;
  width: 800px;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: all 200ms ease-in-out;
}

.winner-text {
  font-size: 50px;
}

.play-again-text {
  font-size: 22px;
  color: rgba(255, 255, 255, 0.85);
}

.play-again-btn {
  padding: 0.5rem 1rem;
  font-size: 20px;
  background-color: white;
  cursor: pointer;
  border-radius: 100vw;
  font-weight: bold;
  &:hover {
    background-color: rgba(255, 255, 255, 0.85);
    scale: 1.05;
  }
}

.game-rules {
  border: 1px solid;
  height: fit-content;
  padding: 10px;
}

.rules-heading {
  font-size: 1.5rem;
}

.points-rule {
  margin-top: 4px;
  font-size: 18px;
}

kbd {
  border: 2px solid black;
  box-shadow: 2px 2px black;
  font-size: 0.85em;
  line-height: 0.85em;
  display: inline-block;
  font-weight: 600;
  letter-spacing: 0.05em;
  padding: 3px 5px;
  white-space: nowrap;
}

.controls {
  padding-top: 4px;
  list-style-type: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.control {
  display: flex;
  gap: 8px;
}

.arrow {
  border: solid black;
  border-width: 0 3px 3px 0;
  display: inline-block;
  padding: 3px;
}

.up {
  margin-top: 5px;
  transform: rotate(-135deg);
  -webkit-transform: rotate(-135deg);
}

.down {
  transform: rotate(45deg);
  -webkit-transform: rotate(45deg);
  margin-bottom: 3px;
}