4.1.7 Rule sets, declaration blocks, and selectors

Chapter 4 - Syntax and basic data types - 4.1.7 Rule sets, declaration blocks, and selectors

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bad-selector-001 (invalid)
Parsing of bad selectors
Declarations with bad selectors are ignored.
cursor-022 (interact, invalid)
cursor - set to an invalid value
The property 'cursor', when set to an invalid value or an illegal value, must be ignored. Then, instead, the cursor to display should be based on the current context.
escapes-011
CSS Parsing: Escaped keywords
escapes-013
Escaping and spaces with classes
escapes-014
Escaping and spaces with declarations
font-family-008 (ahem, invalid)
font-family - unquoted font-family names with parentheses or curly braces
Unquoted font-family names must not contain unescaped parentheses or unescaped curly braces