audio {
  width: 100%;
  border-radius: 10px;
  color: #303030;
  background-color: #222222;
}

canvas {
  border: 1px solid black;
  background: #000000;
}

/* End of checkbox and radiobutton */

#score {
  color: white;
  font-family: Arial, sans-serif;
  font-size: 20px;
}

.space_game {
  display: flex;
  justify-content: center;
  align-items: center;
  //height: 100vh;
  margin: 0;
  background: #111;
}

.readonly {
  background-color: #1A1A1A;
  border: 1px solid #303030;
}

/* Sudoku related styles */

.sudoku-main {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.sudoku-grid {
  display: grid;
  grid-template-columns: repeat(9, 50px);
  grid-gap: 2px;
  background-color: #000;
  padding: 2px;
  border: 2px solid #333;
}

.cell {
  width: 50px;
  height: 50px;
  background-color: #111111;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  border: 1px solid #ccc;
  box-sizing: border-box;
}

.cell input {
  width: 100%;
  height: 100%;
  border: none;
  text-align: center;
  font-size: 130%;
  outline: none;
  /*background-color: #111111;*/
}

.cell input:read-only {
  background-color: #e0e0e0;
  color: #333;
}

.cell:nth-child(3n):not(:nth-child(9n)) {
  border-right: 2px solid #333;
}

.cell:nth-child(n+19):nth-child(-n+27),
.cell:nth-child(n+46):nth-child(-n+54) {
  border-bottom: 2px solid #333;
}

/* End of sudoku related styles */