You already know that HTML elements can have attributes which affect the way they behave.  Forms use lots of attributes and these are the most useful.

Open forms.html which you created for the Beginner tutorial and save a copy in the intermediatesite folder.  It has two input fields (one text and one password).  You are about to change this page a lot.

if you do not have that page you just need a simple working form with a text field and a password field with the action being