Issue: weird highlight on section link section

Issue: Clicking the navigation section link highlights the section that the link scrolls to.
Browser: Mobile Chrome

How do I stop the blue highlight that appears around the section the nav link scrolls to?

Here is my site Read-Only:

The blue outline is an accessibility feature, you can disable it by using the following code in Project Settings > Custom Code > Head Code:

*:focus { outline: none; }