My questions: 1) I couldn't understand what he's saying and meaning at 0:43- if were on a weird screen sizes it’s not gonna run the image is exploding on the top. I can't hear well what's the exact wording. Probably it has to do with the default
background-position
background-position
? 2) The different positions on mobile and tablet versions made sense in the course, but I have a fiddle -> https://jsfiddle.net/g5ysc92k/ on which I tested different combinations of values for