Try to click the reset button now (it looks like an arrow turning) and it will reset the code back to the start.
After that, look at the editor.
It shows you one line of code which is an h1 element, correct?
There is an empty line underneath.
You are asked to write new code in that blank line.
The new code is an h2 element so it is very similar to the h1 line.
But the text in it is Cat Photos