void SetTransparency(float a)
{
scoreBoard.color = new Color(scoreBoard.color.r, scoreBoard.color.g, scoreBoard.color.b, a);
score1.color = new Color(score1.color.r, score1.color.g, score1.color.b, a);
score2.color = new Color(score2.color.r, score2.color.g, score2.color.b, a);
score3.color = new Color(score3.color.r, score3.color.g, score3.color.b, a);
score4.color = new Color(score4.color.r, score4.color.g, score4.color.b, a);
scorePlayer1.color = new Color(scorePlayer1.color.r, scorePlayer1.color.g, scorePlayer1.color.b, a);
scorePlayer2.color = new Color(scorePlayer2.color.r, scorePlayer2.color.g, scorePlayer2.color.b, a);
scorePlayer3.color = new Color(scorePlayer3.color.r, scorePlayer3.color.g, scorePlayer3.color.b, a);
scorePlayer4.color = new Color(scorePlayer4.color.r, scorePlayer4.color.g, scorePlayer4.color.b, a);
if (gameover) gameOverText.color = new Color(gameOverText.color.r, gameOverText.color.g, gameOverText.color.b, a);
}