# insert-css insert a string of css into the `` [![browser support](http://ci.testling.com/substack/insert-css.png)](http://ci.testling.com/substack/insert-css.png) # example suppose we've got some css: ``` css body { background-color: purple; color: yellow; } ``` and we want to bundle that css into a js file so that we can write an entirely self-contained module: ``` js var fs = require('fs'); var insertCss = require('insert-css'); var css = fs.readFileSync(__dirname + '/style.css'); insertCss(css); document.body.appendChild(document.createTextNode('HELLO CRUEL WORLD')); ``` compile with [browserify](http://browserify.org) using [brfs](https://github.com/substack/brfs) to inline the `fs.readFile()` call: ``` $ browserify -t brfs insert.js > bundle.js ``` Now plop that bundle.js into a script tag and you'll have a self-contained js blob with inline css! ``` html ```