If this page does not work with your browser try to do the following:
Right click the webpage, select View Source
If you are on windows: Right click the page that opens and select Ctrl A followed by ctrl C
Or on a mac CMD A followed by CMD C to copy the index.html to your clipboard
On your desktop open a new file in a code editor like Atom , Pulsar, Sublime Text or Brackets and click in the new file and select ctrl V or CMD V to paste the code, click ctrl S or CMD S to save to a new folder
Open a terminal in your code editor type cd and the name of the folder where you put the index.html
Type ls to show the files in the folder, your index.html should be listed.
To open a simple server type: python -m http.server 8000
Open a new tab in your browser and navigate to: http://localhost:8000/