Ruby rails: stylesheets
From wikinotes
Stylesheets change colours, fonts, and general style of rendered html.
Rails uses sass to render stylesheets.
Locations
{project}/app/stylesheets/application.scss
sass file for entire application (if no more specific css is found) {project}/app/stylesheets/{controller}.scss
sass file for view http://localhost:3000/assets/{controller}.css
preview of CSS rendered by sass (blank page if no css defined!)