Good web design

http://www.eikospartners.com/blog/single-page-applications-a-powerful-design-pattern-for-modern-web-apps

https://medium.com/a-lady-dev/single-page-applications-a-powerful-design-pattern-for-modern-web-apps-ec3590bb7e7a

https://purpleorangepr.com/

https://www.intechnic.com/blog/60-beautiful-examples-of-one-page-website-design-inspirations/


https://www.awwwards.com/practical-uses-of-angularjs-create-a-single-page-application-spa-or-a-website-menu-in-an-instant.html

good
http://www.jollen.org/blog/2014/09/single-page-application.html


https://stackoverflow.com/questions/10040297/how-exactly-can-i-replace-an-iframe-with-a-div-and-javascript


https://codepen.io/ettrics/full/ogRaRv/

https://tympanus.net/Blueprints/MultiLevelMenu/

https://colorlib.com/wp/free-website-menu-templates/