Most CSS styles fall into nine basic style and positioning categories. This list can help you keep track of all the cool things you can do with CSS:
TYPE: Font family, size, style, weight, color, decoration
BACKGROUND: Background color, image position, and repeat
BLOCK: Word and letter spacing, text alignment, block display
BOX: Width, height, padding, and margin of an element, float, clear
BORDER: Border style, width, color for up to four sides of an element
LIST: List styles, custom bullets, bullet position
POSITIONING: Position, size, visibility, z-index, placement, and clip of elements
EXTENSIONS: Special cursor and filter effects, page break options
TRANSITION: Animate objects using properties, duration, delay, and timing
