Add round linecap to hour markers for subtle radius

index.html

@@ -564,6 +564,7 @@ var effect = (VANTA.CLOUDS2 || VANTA.CLOUDS)({
             line.setAttribute('y2', y2);
             line.setAttribute('stroke', '#e6dfd1');
             line.setAttribute('stroke-width', isMain ? 5 : 3);
+            line.setAttribute('stroke-linecap', 'round');
             hourMarks.appendChild(line);
         }