Thicker Active Navigation Line
Look Demo
Give the active navigation line a thicker style. This plugin uses css editor and works with Squarespace 7.1.
How To Install
From your Squarespace account, go to the Custom CSS Editor. Copy and paste the code below into the Custom CSS Editor box.
Customize
Adjust the border bottom px and color values to your liking. The higher the px, the thicker the line.