JavaScript and CSS
Brady Somerville, Adam Gamble, Cloves Carneiro, Rida Al Barazi · Apress eBooks · 2020
JavaScript and CSS (Cascading Style Sheets) have evolved over the years from being nice embellishments on a web page to critical aspects of a web application’s user interface. It should be no surprise that Rails, by convention over configuration, makes including modern JavaScript and CSS both easy to incorporate into your web application and flexible to modify for advanced use cases.