goal: To read the book on the Kindle app in a different way, I want to change the book's theme.
instruction: Go back to the previous screen
action: action_type: navigate_back
goal: To read the book on the Kindle app in a different way, I want to change the book's theme.
instruction: Click on the Aa tab at the top of the screen
action: action_type: click
x: 873
y: 220
goal: To read the book on the Kindle app in a different way, I want to change the book's theme.
instruction: Click on the themes option 
action: action_type: click
x: 416
y: 1434
goal: To read the book on the Kindle app in a different way, I want to change the book's theme.
instruction: Click on the Compact option
action: action_type: click
x: 616
y: 1771