Squarespace CSS: 10 code snippets & plugins for styling your site in mobile view — Paige Brunton | Squarespace templates + Squarespace designer courses
Displaying a PhoneGap App Correctly on the iPhone X | by Matt Netkow | PhoneGap
BruceClay - 7 Mobile-Friendly Navigation Best Practices
Columns – Enfold Documentation
Tips to Make a Web App That Is Truly Responsive With Flexbox
The trick to viewport units on mobile | CSS-Tricks