What are -moz- and -webkit-? [duplicate]
This question already has answers here: Why do browsers create vendor prefixes for CSS properties? (2 answers) Closed 2 years ago. -webkit-column-count: 3; -webkit-column-gap: 10px; -webkit-column-fill: auto; -moz-column-count: 3; -moz-column-gap: 10px; -moz-column-fill: auto; I am a beginner at CSS and when I was looking at some CSS code the other day, I found these lines. … Read more