diff --git a/inventory/templates/testing.html b/inventory/templates/testing.html
index 5272505..e5be39f 100644
--- a/inventory/templates/testing.html
+++ b/inventory/templates/testing.html
@@ -37,6 +37,11 @@
     margin: 0 auto;
 }
 
+#dot {
+    transform: translate(-50%, -50%);
+    z-index: 10000;
+    pointer-events: none;
+}
 {% endblock %}
 
 {% block main %}
@@ -48,7 +53,7 @@
             <input type="number" min="1" value="25" name="cellSize" id="cellSize" class="form-control form-control-sm">
 
             <span class="input-group-text">Fill Opacity:</span>
-            <input type="number" min="0" max="1" step=".01" value="0.15" name="fillOpacity" id="fillOpacity"
+            <input type="number" min="0" max="1" step=".01" value="1" name="fillOpacity" id="fillOpacity"
                 class="form-control form-control-sm">
         </div>
         <div class="vr mx-1"></div>
@@ -171,13 +176,12 @@
         </div>
     </div>
     <div id="gridWrap">
+        <span id="dot" class="position-absolute p-0 m-0 d-none">
+            <svg xmlns="http://www.w3.org/2000/svg" width="32" height="32" viewBox="0 0 32 32" id="dotSVG">
+                <circle cx="16" cy="16" r="4" fill="black" />
+            </svg>
+        </span>
         <div id="grid" class="position-relative overflow-hidden">
-
-            <span id="dot" class="position-absolute p-0 m-0 d-none">
-                <svg xmlns="http://www.w3.org/2000/svg" width="32" height="32" viewBox="0 0 32 32" id="dotSVG">
-                    <circle cx="16" cy="16" r="4" fill="black" />
-                </svg>
-            </span>
             <div id="coords"
                 class="border border-black position-absolute d-none bg-warning-subtle px-1 py-0 user-select-none"></div>
             <canvas id="overlay" class="position-absolute w-100 h-100"></canvas>
@@ -215,7 +219,7 @@ let dotSize = Math.floor(Math.max(cellSize * 1.25, 32));
 let ctx;
 let dpr = 1;
 let selectedColor;
-let currentOpacity = clamp01(fillOpacityEl?.value ?? 0.15, 0.15);
+let currentOpacity = clamp01(fillOpacityEl?.value ?? 1, 1);
 
 let currentShape = null;
 const history = [structuredClone(shapes)];
@@ -268,7 +272,7 @@ function commit(nextShapes) {
     redrawAll();
 }
 
-function clamp01(n, fallback = 0.15) {
+function clamp01(n, fallback = 1) {
     const x = Number(n);
     return Number.isFinite(x) ? Math.min(1, Math.max(0, x)) : fallback;
 }
@@ -281,7 +285,7 @@ function sanitizeShapes(list) {
   return list.flatMap((s) => {
     if (!s || typeof s !== 'object' || !allowed.has(s.type)) return [];
     const color = typeof s.color === 'string' ? s.color : '#000000';
-    const opacity = clamp01(s.opacity, 0.15);
+    const opacity = clamp01(s.opacity, 1);
 
     if (s.type === 'line') {
       if (!['x1','y1','x2','y2'].every(k => isFiniteNum(s[k]))) return [];
@@ -446,7 +450,7 @@ function normalizeRect(shape) {
         h: Math.abs(y2 - y1),
         color: shape.color,
         fill: shape.fill,
-        opacity: clamp01(shape.opacity, 0.15)
+        opacity: clamp01(shape.opacity, 1)
     };
 }
 
@@ -522,7 +526,7 @@ function drawShape(shape) {
         }
 
         if (shape.fill) {
-            ctx.globalAlpha = clamp01(shape.opacity, 0.15);
+            ctx.globalAlpha = clamp01(shape.opacity, 1);
             ctx.fillStyle = shape.color;
             if (shape.type === 'rect') {
                 ctx.fillRect(x, y, w, h);
@@ -702,11 +706,11 @@ document.addEventListener('keydown', (e) => {
 });
 
 fillOpacityEl?.addEventListener('input', () => {
-    currentOpacity = clamp01(fillOpacityEl.value, 0.15);
+    currentOpacity = clamp01(fillOpacityEl.value, 0);
 });
 
 fillOpacityEl?.addEventListener('change', () => {
-    currentOpacity = clamp01(fillOpacityEl.value, 0.15);
+    currentOpacity = clamp01(fillOpacityEl.value, 0);
 });
 
 gridEl.addEventListener('pointercancel', () => {
@@ -724,16 +728,19 @@ gridEl.addEventListener('pointermove', (e) => {
 
     const { ix, iy, x: snapX, y: snapY, localX, localY } = snapToGrid(e.clientX, e.clientY);
 
-
-    const renderX = snapX - dotSize / 2;
-    const renderY = snapY - dotSize / 2;
-
     coordsEl.classList.remove('d-none');
 
     if (getActiveType() !== 'noGrid') {
         dotEl.classList.remove('d-none');
-        dotEl.style.top = `${renderY}px`;
-        dotEl.style.left = `${renderX}px`;
+
+        const gridRect = gridEl.getBoundingClientRect();
+        const wrapRect = gridWrapEl.getBoundingClientRect();
+
+        const offsetX = gridRect.left - wrapRect.left;
+        const offsetY = gridRect.top - wrapRect.top;
+
+        dotEl.style.left = `${offsetX + snapX}px`;
+        dotEl.style.top = `${offsetY + snapY}px`;
     }
 
     if (getActiveType() == 'noGrid') {