app.background $=$ 'mediumseaGreen'

app.stepsPerSecond $=20$

# glow

rays $=$ Star$(200,200,175,25,$ fill$=$'lemonChiffon', roundness$=5,$ opacity$=0)$

raysCover $=$ Polygon$(130,165,270,165,200,285,$ fill$=$'mediumSeaGreen'$)$

# triforce symbol

top $=$ RegularPolygon$(0,-175,80,3,$

fill$=$gradient$(\text{'}$yellow$\text{'},$ 'darkGoldenrod', start$=$'right$-$top'$),$

border$=$'goldenrod', borderWidth$=4,$ rotateAngle$=40)$

bottomLeft $=$ RegularPolygon$(-170,445,80,3,$

fill$=$gradient$(\text{'}$yellow$\text{'},$ 'darkGoldenrod',

start$=$'right$-$top'$),$

border$=$'goldenrod', borderWidth$=4,$ rotateAngle$=40)$

bottomRight $=$ RegularPolygon$(570,445,80,3,$

fill$=$gradient$(\text{'}$yellow$\text{'},$ 'darkGoldenrod',

start$=$'right$-$top'$),$

border$=$'goldenrod', borderWidth$=4,$ rotateAngle$=80)$

def onStep$()$:

# If the top polygon's centerX is less than $200,$ then increase

# its angle and centerX, centerY.

if $($top$.$centerX $<200)$:

top.rotateAngle $+=2$

top.centerX $+=2$

top.centerY $+=3$

# If the bottomLeft polygon's centerX is less than $130,$ then rotate

# and move it up and right.

### $($HINT: For each polygon the angles will always change by the same

# number, and they will take the same number of steps to get to

# their final location.$)$

### Place Your Code Here ###

# If the bottomRight polygon's centerX is greater than $270,$ then rotate

# it and move it up and left.

### Place Your Code Here ###

# Otherwise, change the background, the fill for raysCover and

# change the rays opacity.

### Place Your Code Here ###

pass