The docs are styled using TB3. There's nothing fancy going on to make it responsive. The trick is I just change the position of the sidebar from fixed back to s

The docs are styled using TB3. There's nothing fancy going on to make it responsive. The trick is I just change the position of the sidebar from fixed back to static when the width is <768px. The width also goes back to auto and I set a height so it doesn't take up too much space.