function drawScreen() {
context.setTransform(1,0,0,1,0,0);
var angleINRadian=45*Math.PI/180;
var x=100;var y=100;var width=50;var height=50;
context.translate(x+.5*width,y+.5*height);
context.scale(3,3);
context.rotate(angleINRadian);
context.fillStyle='cornflowerblue'
context.fillRect(-.5*width,-.5*height,width,height);
}

context.fillStyle="cornflowerblue";
context.shadowOffsetX=0;
context.shadowOffsetY=0;
context.shadowColor="black";
context.shadowBlur=20;
context.arc(250,250,100,(Math.PI/180)*0,(Math.PI/180)*360,false);
context.fill();
