16 - Mousemove Shadow Things I learned Learn that we can make HTML content editable by simply writing contenteditable inside starting tag. Learn destructring in JavaScript which we can use in array & objects. Knew about text shadow before but this time I learned how to use this inside JS code. this is very useful in JavaScript we can do many things & make things easier. Learned about offsetWidth & various things like clientX, screenX, pageX etc. which I never used before. Some important things When calculating xWalk make sure to round this. We talk walk to decide how much we want to increase it.