Spectacle code highlighting bug demo

Steps to reproduce

Clone this repository and cd into the directory
Run npm install
Run npm start
Open http://localhost:3000 in your browser
Slide 1 uses JavaScript code formatting. It is correct.
Slide 2 uses HTML formatting. It is not correct (still uses JavaScript formatting)
Slide 3 uses CSS formatting. It is not correct (still uses JavaScript formatting)

Name		Name	Last commit message	Last commit date
Latest commit History 1 Commit
assets		assets
presentation		presentation
.babelrc		.babelrc
.eslintignore		.eslintignore
.eslintrc		.eslintrc
.gitignore		.gitignore
LICENSE		LICENSE
README.md		README.md
createTheme.js		createTheme.js
index.html		index.html
index.js		index.js
loader.js		loader.js
package-lock.json		package-lock.json
package.json		package.json
server.js		server.js
webpack.config.js		webpack.config.js
webpack.config.production.js		webpack.config.production.js
yarn.lock		yarn.lock