After you moved over CSS tutorial from WCS, check this list to see if you get all this things, if no, just move back and try them once more time.

1. What is CSS
2. CSS Syntax
   1. grouping selectors
   2. pseudo selectors
   3. hierarcy

1. Id vs Class Selectors
2. CSS Properties
   1. background
      1. background-image
      2. background-color
      3. background-position
      4. background-repeat
   2. text
      1. color (blue, #00ff00, rgb(255,0,0))
      2. text-alignment (center, left, right, justify)
      3. text-decoration
      4. text-transform
      5. text-indent
   3. font
      1. font-family
      2. font-style
      3. font-size (px, pt, em, %)
   4. pseudo-elements (a:link, visited, hover, active)
   5. list
      1. list-style
      2. list-style-type
      3. list-style-image
      4. list-style-position
   6. border
      1. border-collapse
      2. border-width
      3. border-color
      4. border-style
      5. border-side(left, right, top, bottom)
   7. margin
   8. padding
   9. width
      1. max-width
      2. min-width
   10. height
       1. max-height
       2. min-height
   11. outline
   12. display
   13. visibility
   14. opacity
   15. position
   16. z-index
   17. float
   18. align