Moved classes his own files

Score.js

@@ -0,0 +1,25 @@
+class Score {
+    constructor(ctx) {
+        this.ctx = ctx;
+        this.reset();
+
+        this.ctx.font = "30px Consolas";
+        let m = ctx.measureText('Score: 00000');
+        this.x = ctx.canvas.width - m.width;
+        this.y = -10;
+    }
+    reset() {
+        this.points = 0;
+    }
+    add(x) {
+        this.points += x;
+    }
+    update() {
+        if (this.y != 30) this.y++;
+        if (this.y > 0) {
+            this.ctx.font = "30px Consolas";
+            this.ctx.fillStyle = 'Black';
+            this.ctx.fillText('Score: ' + this.points, this.x, this.y);
+        }
+    }
+}