When adding Bootstrap 4, you'll notice that the
bootstrap folder contains a subfolder called
dist. Inside the
However, because the source Sass files were also added, this gives you extra flexibility in customizing the look and feel of your web application. For instance, the default colour of the base Bootstrap distribution is gray; if you want to change all the default colours to shades of blue, it would be tedious work to find and replace all references to the colours in the CSS file.
For example, if you open the