diff --git a/html/images/space.svg b/html/images/space.svg
index 22767be..e0855fa 100644
--- a/html/images/space.svg
+++ b/html/images/space.svg
@@ -242,8 +242,7 @@
     const shipRadius = +shipBody.getAttribute('r');
 
     const legs = ship.querySelector("#legs");
-    // const walls = document.querySelectorAll('.wall:not(.inverse)');
-    const walls = document.querySelectorAll('.wall');
+    const wallElements = document.querySelectorAll('.wall');
     const bulletsContainer = document.querySelector("#bullets");
     const triangleContainer = document.querySelector('#triangles');
     const linesContainer = document.querySelector("#lines");
@@ -254,7 +253,7 @@
     const bulletPt = svg.createSVGPoint();
     const cornerPt = svg.createSVGPoint();
 
-    const allWallCorners = [...walls].map(wall => {
+    const allWallCorners = [...wallElements].map(wall => {
       const cs = wall.getAttribute('points').split(' ').map(coords => {
         const [x, y] = coords.split(',');
         return [+x, +y];
@@ -263,7 +262,7 @@
       return wall.classList.contains("inverse") ? cs.reverse() : cs;
     });
 
-    const mapWalls = [...walls].map(node => {
+    const mapWalls = [...wallElements].map(node => {
       const corners = node.getAttribute('points').split(' ').map(coords => {
         const [x, y] = coords.split(',');
         const pt = svg.createSVGPoint();
@@ -530,7 +529,7 @@
         bulletPt.x = x;
         bulletPt.y = y;
 
-        if (bullet.time > 0 && ![...walls].some(w => w.isPointInFill(bulletPt))) {
+        if (bullet.time > 0 && ![...wallElements].some(w => w.isPointInFill(bulletPt))) {
           [bullet.x, bullet.y] = wrapPos(x, y);
           bullet.node.style.transform = `translate(${bullet.x}px, ${bullet.y}px)`;
         } else {
@@ -900,7 +899,7 @@
       // allStartingEdges = findAllEdges(edgePts, position);
       s.node.style.transform = `translate(${s.position.x}px, ${s.position.y}px)`;
 
-      walls.forEach(w => w.setAttribute('fill', 'black'));
+      wallElements.forEach(w => w.setAttribute('fill', 'black'));
       // bg.style.fill = 'black';
       time.innerText = "0";
     }
@@ -941,7 +940,7 @@
       if (s.collision && !s.isLanded) {
         started = false;
         isReadingKeys = false;
-        walls.forEach(w => w.setAttribute('fill', 'red'));
+        wallElements.forEach(w => w.setAttribute('fill', 'red'));
         // bg.style.fill = 'red';
       }