Made it so the player cant go past the edges of the screen

The player's y position is also fixed

Scripts/Player.cs

@@ -3,6 +3,7 @@ using System;
 
 public partial class Player : Node2D {
     private float MovementSpeed = 800f;
+    private float ScreenBorders = 120f;
 
     public override void _Ready() {
         Position = new Vector2(x: DisplayServer.WindowGetSize().X / 2, y: 0);
@@ -11,16 +12,19 @@ public partial class Player : Node2D {
     public override void _Process(double delta) {
         var ScreenSize = GetViewport().GetVisibleRect().Size;
         var WindowSize = DisplayServer.WindowGetSize();
-        var Scale = WindowSize / ScreenSize;
+        var WindowScale = WindowSize / ScreenSize;
 
         Vector2 Pos = Position;
-        Pos.Y = (DisplayServer.WindowGetSize().Y - 90) / Scale.Y;
+        Pos.Y = (WindowSize.Y / WindowScale.Y) - 100;
 
-        if (Input.IsKeyPressed((Key)Key.Left) || Input.IsKeyPressed((Key)Key.A)) {
+        if ((Input.IsKeyPressed((Key)Key.Left) || Input.IsKeyPressed((Key)Key.A)) && Pos.X > ScreenBorders) {
+            GetNode<Sprite2D>("Texture").FlipH = false;
             Pos.X -= MovementSpeed * (float)delta;
         }
 
-        if (Input.IsKeyPressed((Key)Key.Right) || Input.IsKeyPressed((Key)Key.D)) {
+        float ScreenWidth = (WindowSize.X / WindowScale.X) - ScreenBorders;
+        if ((Input.IsKeyPressed((Key)Key.Right) || Input.IsKeyPressed((Key)Key.D)) && Pos.X < ScreenWidth) {
+            GetNode<Sprite2D>("Texture").FlipH = true;
             Pos.X += MovementSpeed * (float)delta;
         }