ruby - rails 控制器动作生成的视图，怎么得到stylesheet里面CSS文件的样式？

Question

学习了快一个周了，都没有明白，求解释解释？

Answer 1

app/views/layouts/application.html.erb
There is such a paragraph in this document

<%= stylesheet_link_tag    'application', media: 'all', 'data-turbolinks-track' => true %>

css is quoted here

Answer 2

   app/assets/stylesheets/application.css

Use the following method to reference css in this file

  *= require nprogress/nprogress.css

Use the statement mentioned above to reference the application to reference the css to the page