Step 1) Copy the code from this: https://pastebin.com/qff9cNgi
Step 2) Make a new bookmark
Step 3) Change the URL to the code you copied and make a name for the bookmark (Since I'm a lazy and uncreative fuсk, I named mine "Inspect element")
Step 4) Search for your bookmark in the search bar
Step 5) Once you find it, click it.
And then you're done.
HOW TO EDIT PAGES TUTORIAL:
Step 1) Open the page you wanna edit
Step 2) Open your handy-dandy inspect element
Step 3) Click "Snippets"
Step 4) Click "Edit page"
Step 5) Close inspect element
Now you can edit the pages you wish to edit