diff --git a/main.go b/main.go
index 42b0273..91e9ff4 100644
--- a/main.go
+++ b/main.go
@@ -19,7 +19,7 @@ type quad struct {
 }
 
 func spawnParticlesAsGrid(particleWidth float32, particleHeight float32, particleColumnCount int, particleRowCount int, particleList *[MAXPOINTS]rl.Vector2) {
-	var particleLeftCornerPos rl.Vector2 = rl.Vector2{500, 300}
+	var particleLeftCornerPos rl.Vector2 = rl.Vector2{500, 200}
 
 	for y := 0; y < (particleColumnCount); y++ {
 		for x := 0; x < particleRowCount; x++ {
@@ -133,10 +133,10 @@ func main() {
 
 	rl.EndDrawing()
 
-	var particleWidth float32 = 600
+	var particleWidth float32 = 300
 	var particleHeight float32 = 200
 	var particleColumnCount int = 20
-	var particleRowCount int = 100
+	var particleRowCount int = 20
 	var particleCount int = particleRowCount * particleColumnCount
 	var particleRadius float32 = 5
 	var particleColor rl.Color = rl.Black
@@ -153,6 +153,12 @@ func main() {
 	var obstacles = [MAXOBSTACLES]*quad{}
 	obstacles[0] = &floor
 	obstacleCount++
+	var hillLeft quad = createRectangle(rl.Vector2{500, 700}, 1200, 100, PI/6)
+	obstacles[1] = &hillLeft
+	obstacleCount++
+	var hillRight quad = createRectangle(rl.Vector2{700, 700}, 1200, 100, -PI/6)
+	obstacles[2] = &hillRight
+	obstacleCount++
 
 	go physics(&particleList, particleCount, &particleListKey, &obstacles, &particleRadius, &obstacleCount)
 
@@ -168,6 +174,8 @@ func main() {
 
 		particleListKey.Unlock()
 		drawRec(&floor)
+		drawRec(&hillLeft)
+		drawRec(&hillRight)
 		rl.EndDrawing()
 	}