There are multiple ways to style or theme a Shiny app. A high-level overview is available in the Mastering Shiny book by Hadley Wickham. Here I’ll show the easiest way to do this. If you need to build an entirely – or mostly – new Shiny theme (e.g. a corporate theme), this post is probably not for you. In that case
bslibmay be the best starting point. Otherwise, if you are generally happy with a pre-made theme and just want to tweak some of its elements, read on.
Click through to see what kinds of changes you can make without a major overhaul.