What is Bootstrap ? Why so much craze on this new topic called bootstrap, to understand this we need to know what is responsive pages.
What is Responsive Pages ? The site will change its content size based on the device screen size.
What i understood from BootStrap, BootStrap is a collection of opensource java scripts, which will generate css, along with html for creating responsive pages.
Responsive pages helps to view content on mobile/desktop seamlessly.
A blogger with same idea as mine, posted how to use the bootstrap with jekyll on github pages.
Using Bootstrap with CSS.
First Success with : https://stackoverflow.com/questions/28733425/adding-bootstrap-to-jekyll
But Better to integrate Jekyll with Bootstrap 4, or latest version as per link below. https://experimentingwithcode.com/creating-a-jekyll-blog-with-bootstrap-4-and-sass-part-1/ above link needs some understanding of jekyll and how it works, so it may not work in first shot. !!
some common error correction reference links: