Q: What is the CSS box model? It refers to the composition of a HTML page from boxes using CSS.
Q: What is the difference between margin and padding? Padding spaces between the content and the border while margin is the space outside the border.
Q: How is an HTML element height and width determined? The height and width sets to auto which the browser calculates the length values.
Q: Explain this CSS property: padding:25px 50px? The padding 25px is the height and the 50px is the width.
Q: What is the difference between a border and an outline? In CSS, they are nearly the same thing with two differences, therefore, the border targets each side individually while outlines do not.