How to Construct an Element Border Without Using CSS's border, by bitbug

You May Not Need to Set Border-color

The 3 CSS Methods for Adding Element Borders

How to border without styling in CSS - Quora

My Colleagues Were Amazed By Borders, by bitbug

Is it possible to add border around images without using CSS? - Quora

Is it possible to add border around images without using CSS? - Quora

css - Creating a button without top border and bottom border - Stack Overflow

How to create simple triangle borders with CSS, by holly bourneville

HTML element inner border - CodeProject