Creeper...

Buenos dias

Bueno aquie esta mi ejercicio

saludos

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

<script>

    var pantalla = document.querySelector("canvas");
    var pincel = pantalla.getContext("2d");

         pincel.fillStyle = "black";
         pincel.fillRect (0,0,600,400);

         pincel.fillStyle = "darkgreen";
         pincel.fillRect (125,50,350,300);


            pincel.fillStyle = "black";
            pincel.fillRect (265,170,70,100); 

            pincel.fillStyle = "black";
            pincel.fillRect (175,80,90,90);         

            pincel.fillStyle = "black";
            pincel.fillRect (335,80,90,90);

            pincel.fillStyle = "black";
            pincel.fillRect (225,200,40,100);

            pincel.fillStyle = "black";
            pincel.fillRect (335,200,40,100);


</script>