For this exercise we have to use jQuery, which allow us to play and use different effects on the elements in a html document.
This one is about change and image to another acoording to your mood, that could be sad, happy, gorgeous or indifferent.
I love the music talent show called OperaciĆ³n Triunfo 2017 so I chose to use gif of the contestants.
Here is the button for the html