01Which color format includes an 'Alpha' channel for transparency?
02How do you create a linear gradient background?
03What does 'background-size: cover' do?
04Which property allows a background image to stay fixed while the page scrolls?
05What is the HSL value for pure Red?
06How do you set multiple background images?
07Which property sets the transparency level of an entire element?
08What does #FF0000 represent in HEX?