Estava com tempo, resolvi colocar algumas estrelinhas. =) | JavaScript e HTML: pratique lógica com desenhos, animações e um jogo

<canvas width="600" height="400"></canvas>

<script>

    var tela = document.querySelector('canvas');
    var pincel = tela.getContext('2d');

    pincel.fillStyle = 'green';
    pincel.fillRect(0, 0, 600, 400);

    pincel.fillStyle = 'yellow'
    pincel.beginPath()
    pincel.moveTo(300,50)
    pincel.lineTo(50,200)
    pincel.lineTo(550,200)
    pincel.fill();

    pincel.beginPath();
    pincel.moveTo(300,350)
    pincel.lineTo(50,200)
    pincel.lineTo(550,200)
    pincel.fill();

    pincel.fillStyle = 'darkblue'
    pincel.beginPath();
    pincel.arc(300, 200, 100, 0, 2*3.14)
    pincel.fill();

    pincel.fillStyle = 'white'
    pincel.beginPath()
    pincel.fillRect(200, 190, 200, 20)
    pincel.fill()

     pincel.fillStyle = 'white'
    pincel.beginPath()
    pincel.fillRect(310, 170, 10, 10)
    pincel.fill()

    pincel.fillStyle = 'white'
    pincel.beginPath()
    pincel.fillRect(210, 220, 5, 5)
    pincel.fill()

    pincel.fillStyle = 'white'
    pincel.beginPath()
    pincel.fillRect(250, 250, 5, 5)
    pincel.fill()

    pincel.fillStyle = 'white'
    pincel.beginPath()
    pincel.fillRect(275, 260, 5, 5)
    pincel.fill()

    pincel.fillStyle = 'white'
    pincel.beginPath()
    pincel.fillRect(315, 245, 5, 5)
    pincel.fill()

    pincel.fillStyle = 'white'
    pincel.beginPath()
    pincel.fillRect(326, 257, 5, 5)
    pincel.fill()

    pincel.fillStyle = 'white'
    pincel.beginPath()
    pincel.fillRect(345, 212, 5, 5)
    pincel.fill()

</script>