diff --git a/index.html b/index.html
index ffb5f44..9d4984f 100644
--- a/index.html
+++ b/index.html
@@ -550,17 +550,20 @@ var effect = (VANTA.CLOUDS2 || VANTA.CLOUDS)({
         // Generate hour marks
         for (var i = 0; i < 12; i++) {
             var angle = (i * 30) * Math.PI / 180;
-            var x1 = 140 + Math.sin(angle) * 122;
-            var y1 = 140 - Math.cos(angle) * 122;
-            var x2 = 140 + Math.sin(angle) * 128;
-            var y2 = 140 - Math.cos(angle) * 128;
+            var isMain = i % 3 === 0;
+            var innerR = isMain ? 116 : 122;
+            var outerR = isMain ? 134 : 128;
+            var x1 = 140 + Math.sin(angle) * innerR;
+            var y1 = 140 - Math.cos(angle) * innerR;
+            var x2 = 140 + Math.sin(angle) * outerR;
+            var y2 = 140 - Math.cos(angle) * outerR;
             var line = document.createElementNS('http://www.w3.org/2000/svg', 'line');
             line.setAttribute('x1', x1);
             line.setAttribute('y1', y1);
             line.setAttribute('x2', x2);
             line.setAttribute('y2', y2);
             line.setAttribute('stroke', '#e6dfd1');
-            line.setAttribute('stroke-width', i % 3 === 0 ? 4 : 3);
+            line.setAttribute('stroke-width', isMain ? 5 : 3);
             hourMarks.appendChild(line);
         }