IE8 is fully supported for CSS2.1 and is only partially supported for CSS3. Only the IE8 fully supported and completely unsupported styles are listed below, for.
Note: The following E, F means HTML tag names, such as P,img.
At-rules at Class rules
Support: @charset, @import, @media, @page, @font-face
Selectors selector element selectors elements Selector
Support:. Value, #value, E, *
Attribute Selectors Property Selector
Support: [Att=val], [ATT], [att|=val], [Att~=val]
Combinators Union Selector
Support: E + F, e > F, E F (CSS2.1)
Support: E ~ F (CSS3)
Pseudo-classes pseudo-Class
Support:: Active,: First-child,: Focus,: hover,: lang (C),: Link,: Visited, @page: First, @page: left, @page: Right
Pseudo-elements Pseudo-Elements
Support:: After,: Before,: First-letter,: First-line
Properties Property
Support:!important
2-d and Transforms 2D, 3D effects
Not supported: Transform full range, perspective full range, backface-visibility
Animations Animation
Not supported: Animation full range
Border and layout borders and layouts
Support: Border series (except Border-break, Border-image, Border-radius), Caption-side, clear, empty-cells, float, margin full range, Padding full range, table-layout
Color and Background colors and backgrounds
Support: color, background, background-attachment, Background-color, Background-image, Background-position, Background-repeat
Font and text fonts and literals
Support: direction, font, font-family, Font-size, Font-style, Font-variant, Font-weight, letter-spacing, Line-height, Text-align, Text-decoration, Text-indent, Text-transform, Unicode-bidi, Vertical-align, White-space, word-spacing
Generated content Generation
Support: Content, counter-increment, Counter-reset, quotes
Lists List
Support: List-style full range
Positioning positioning
Support: Bottom, clip, display, height, left, max-height, Max-width, Min-height, min-width, overflow, overflow-x, Overflow-y, PO Sition, right, top, visibility, width, z-index
Printing Printing
Support: Orphans, Page-break-after, Page-break-before, page-break-inside, widows
Transitions smooth gradients/transitions
Not supported: Transition full range
User Interface UI
Support: Cursor, outline, Outline-color, Outline-style, Outline-width
Speech read aloud
Not supported
Media Queries Query
Not supported
Values numbers numbers
Support:
Strings string
Support:, code
Shapes shape
Support: Rect ()
Functions function
Support: URL (), counter (), attr ()
Gradients Gradient
Not supported
Colors Color
Support: (names), (#rrggbb or #rgb), (RGB (R,G,B)), (System colors), transparent
Keywords keywords
Support: Auto, inherit
Units units
Support: PX, PT, PC, CM, MM, in, EM, ex,%
IE8 CSS style compatibility checklist