{
  "#about-invalid": {
    "current": {
      "number": "11.1", 
      "spec": "CSS Values 4", 
      "text": "Registration for the about:invalid URL scheme", 
      "url": "https://drafts.csswg.org/css-values-4/#about-invalid"
    }, 
    "snapshot": {
      "number": "10.1", 
      "spec": "CSS Values 4", 
      "text": "Registration for the about:invalid URL scheme", 
      "url": "https://www.w3.org/TR/css-values-4/#about-invalid"
    }
  }, 
  "#absolute-lengths": {
    "current": {
      "number": "6.2", 
      "spec": "CSS Values 4", 
      "text": "Absolute Lengths: the cm, mm, Q, in, pt, pc, px units", 
      "url": "https://drafts.csswg.org/css-values-4/#absolute-lengths"
    }, 
    "snapshot": {
      "number": "6.2", 
      "spec": "CSS Values 4", 
      "text": "Absolute lengths: the cm, mm, Q, in, pt, pc, px units", 
      "url": "https://www.w3.org/TR/css-values-4/#absolute-lengths"
    }
  }, 
  "#angles": {
    "current": {
      "number": "7.1", 
      "spec": "CSS Values 4", 
      "text": "Angle Units: the <angle> type and deg, grad, rad, turn units", 
      "url": "https://drafts.csswg.org/css-values-4/#angles"
    }, 
    "snapshot": {
      "number": "7.1", 
      "spec": "CSS Values 4", 
      "text": "Angle Units: the <angle> type and deg, grad, rad, turn units", 
      "url": "https://www.w3.org/TR/css-values-4/#angles"
    }
  }, 
  "#attr-notation": {
    "current": {
      "number": "9.2", 
      "spec": "CSS Values 4", 
      "text": "Attribute References: attr()", 
      "url": "https://drafts.csswg.org/css-values-4/#attr-notation"
    }, 
    "snapshot": {
      "number": "9.3", 
      "spec": "CSS Values 4", 
      "text": "Attribute References: attr()", 
      "url": "https://www.w3.org/TR/css-values-4/#attr-notation"
    }
  }, 
  "#calc-computed-value": {
    "current": {
      "number": "10.7", 
      "spec": "CSS Values 4", 
      "text": "Computed Value", 
      "url": "https://drafts.csswg.org/css-values-4/#calc-computed-value"
    }, 
    "snapshot": {
      "number": "9.1.3", 
      "spec": "CSS Values 4", 
      "text": "Computed Value", 
      "url": "https://www.w3.org/TR/css-values-4/#calc-computed-value"
    }
  }, 
  "#calc-func": {
    "current": {
      "number": "10.1", 
      "spec": "CSS Values 4", 
      "text": "Basic Arithmetic: calc()", 
      "url": "https://drafts.csswg.org/css-values-4/#calc-func"
    }
  }, 
  "#calc-notation": {
    "snapshot": {
      "number": "9.1", 
      "spec": "CSS Values 4", 
      "text": "Mathematical Expressions: calc(), min(), max(), and clamp()", 
      "url": "https://www.w3.org/TR/css-values-4/#calc-notation"
    }
  }, 
  "#calc-range": {
    "current": {
      "number": "10.8", 
      "spec": "CSS Values 4", 
      "text": "Range Checking", 
      "url": "https://drafts.csswg.org/css-values-4/#calc-range"
    }, 
    "snapshot": {
      "number": "9.1.4", 
      "spec": "CSS Values 4", 
      "text": "Range Checking", 
      "url": "https://www.w3.org/TR/css-values-4/#calc-range"
    }
  }, 
  "#calc-serialize": {
    "current": {
      "number": "10.9", 
      "spec": "CSS Values 4", 
      "text": "Serialization", 
      "url": "https://drafts.csswg.org/css-values-4/#calc-serialize"
    }, 
    "snapshot": {
      "number": "9.1.5", 
      "spec": "CSS Values 4", 
      "text": "Serialization", 
      "url": "https://www.w3.org/TR/css-values-4/#calc-serialize"
    }
  }, 
  "#calc-syntax": {
    "current": {
      "number": "10.5", 
      "spec": "CSS Values 4", 
      "text": "Syntax", 
      "url": "https://drafts.csswg.org/css-values-4/#calc-syntax"
    }, 
    "snapshot": {
      "number": "9.1.1", 
      "spec": "CSS Values 4", 
      "text": "Syntax", 
      "url": "https://www.w3.org/TR/css-values-4/#calc-syntax"
    }
  }, 
  "#calc-type-checking": {
    "current": {
      "number": "10.6", 
      "spec": "CSS Values 4", 
      "text": "Type Checking", 
      "url": "https://drafts.csswg.org/css-values-4/#calc-type-checking"
    }, 
    "snapshot": {
      "number": "9.1.2", 
      "spec": "CSS Values 4", 
      "text": "Type Checking", 
      "url": "https://www.w3.org/TR/css-values-4/#calc-type-checking"
    }
  }, 
  "#colors": {
    "current": {
      "number": "8.1", 
      "spec": "CSS Values 4", 
      "text": "Colors: the <color> type", 
      "url": "https://drafts.csswg.org/css-values-4/#colors"
    }, 
    "snapshot": {
      "number": "8.1", 
      "spec": "CSS Values 4", 
      "text": "Colors: the <color> type", 
      "url": "https://www.w3.org/TR/css-values-4/#colors"
    }
  }, 
  "#combinator-multiplier-patterns": {
    "current": {
      "number": "2.4", 
      "spec": "CSS Values 4", 
      "text": "Combinator and Multiplier Patterns", 
      "url": "https://drafts.csswg.org/css-values-4/#combinator-multiplier-patterns"
    }, 
    "snapshot": {
      "number": "2.4", 
      "spec": "CSS Values 4", 
      "text": "Combinator and Multiplier Patterns", 
      "url": "https://www.w3.org/TR/css-values-4/#combinator-multiplier-patterns"
    }
  }, 
  "#combine-colors": {
    "current": {
      "number": "8.1.1", 
      "spec": "CSS Values 4", 
      "text": "Combination of <color>", 
      "url": "https://drafts.csswg.org/css-values-4/#combine-colors"
    }, 
    "snapshot": {
      "number": "8.1.1", 
      "spec": "CSS Values 4", 
      "text": "Combination of <color>", 
      "url": "https://www.w3.org/TR/css-values-4/#combine-colors"
    }
  }, 
  "#combine-dimensions": {
    "current": {
      "number": "5.4.2", 
      "spec": "CSS Values 4", 
      "text": "Combination of Dimensions", 
      "url": "https://drafts.csswg.org/css-values-4/#combine-dimensions"
    }, 
    "snapshot": {
      "number": "5.3.2", 
      "spec": "CSS Values 4", 
      "text": "Combination of Dimensions", 
      "url": "https://www.w3.org/TR/css-values-4/#combine-dimensions"
    }
  }, 
  "#combine-images": {
    "current": {
      "number": "8.2.1", 
      "spec": "CSS Values 4", 
      "text": "Combination of <image>", 
      "url": "https://drafts.csswg.org/css-values-4/#combine-images"
    }, 
    "snapshot": {
      "number": "8.2.1", 
      "spec": "CSS Values 4", 
      "text": "Combination of <image>", 
      "url": "https://www.w3.org/TR/css-values-4/#combine-images"
    }
  }, 
  "#combine-integers": {
    "current": {
      "number": "5.2.1", 
      "spec": "CSS Values 4", 
      "text": "Combination of <integer>", 
      "url": "https://drafts.csswg.org/css-values-4/#combine-integers"
    }, 
    "snapshot": {
      "number": "5.1.1", 
      "spec": "CSS Values 4", 
      "text": "Combination of <integer>", 
      "url": "https://www.w3.org/TR/css-values-4/#combine-integers"
    }
  }, 
  "#combine-mixed": {
    "current": {
      "number": "5.6.1", 
      "spec": "CSS Values 4", 
      "text": "Combination of Percentage and Dimension Mixes", 
      "url": "https://drafts.csswg.org/css-values-4/#combine-mixed"
    }, 
    "snapshot": {
      "number": "5.5.1", 
      "spec": "CSS Values 4", 
      "text": "Combination of Percentage and Dimension Mixes", 
      "url": "https://www.w3.org/TR/css-values-4/#combine-mixed"
    }
  }, 
  "#combine-numbers": {
    "current": {
      "number": "5.3.1", 
      "spec": "CSS Values 4", 
      "text": "Combination of <number>", 
      "url": "https://drafts.csswg.org/css-values-4/#combine-numbers"
    }, 
    "snapshot": {
      "number": "5.2.1", 
      "spec": "CSS Values 4", 
      "text": "Combination of <number>", 
      "url": "https://www.w3.org/TR/css-values-4/#combine-numbers"
    }
  }, 
  "#combine-percentages": {
    "current": {
      "number": "5.5.1", 
      "spec": "CSS Values 4", 
      "text": "Combination of <percentage>", 
      "url": "https://drafts.csswg.org/css-values-4/#combine-percentages"
    }, 
    "snapshot": {
      "number": "5.4.1", 
      "spec": "CSS Values 4", 
      "text": "Combination of <percentage>", 
      "url": "https://www.w3.org/TR/css-values-4/#combine-percentages"
    }
  }, 
  "#combine-positions": {
    "current": {
      "number": "8.3.1", 
      "spec": "CSS Values 4", 
      "text": "Combination of <position>", 
      "url": "https://drafts.csswg.org/css-values-4/#combine-positions"
    }, 
    "snapshot": {
      "number": "8.3.1", 
      "spec": "CSS Values 4", 
      "text": "Combination of <position>", 
      "url": "https://www.w3.org/TR/css-values-4/#combine-positions"
    }
  }, 
  "#combining-values": {
    "current": {
      "number": "3", 
      "spec": "CSS Values 4", 
      "text": "Combining Values: Interpolation, Addition, and Accumulation", 
      "url": "https://drafts.csswg.org/css-values-4/#combining-values"
    }, 
    "snapshot": {
      "number": "3", 
      "spec": "CSS Values 4", 
      "text": "Combining Values: Interpolation, Addition, and Accumulation", 
      "url": "https://www.w3.org/TR/css-values-4/#combining-values"
    }
  }, 
  "#common-keywords": {
    "current": {
      "number": "4.1.1", 
      "spec": "CSS Values 4", 
      "text": "CSS-wide keywords: initial, inherit and unset", 
      "url": "https://drafts.csswg.org/css-values-4/#common-keywords"
    }, 
    "snapshot": {
      "number": "4.1.1", 
      "spec": "CSS Values 4", 
      "text": "CSS-wide keywords: initial, inherit and unset", 
      "url": "https://www.w3.org/TR/css-values-4/#common-keywords"
    }
  }, 
  "#comp-func": {
    "current": {
      "number": "10.2", 
      "spec": "CSS Values 4", 
      "text": "Comparison Functions: min(), max(), and clamp()", 
      "url": "https://drafts.csswg.org/css-values-4/#comp-func"
    }
  }, 
  "#compat": {
    "current": {
      "number": "5.4.1", 
      "spec": "CSS Values 4", 
      "text": "Compatible Units", 
      "url": "https://drafts.csswg.org/css-values-4/#compat"
    }, 
    "snapshot": {
      "number": "5.3.1", 
      "spec": "CSS Values 4", 
      "text": "Compatible Units", 
      "url": "https://www.w3.org/TR/css-values-4/#compat"
    }
  }, 
  "#component-combinators": {
    "current": {
      "number": "2.2", 
      "spec": "CSS Values 4", 
      "text": "Component Value Combinators", 
      "url": "https://drafts.csswg.org/css-values-4/#component-combinators"
    }, 
    "snapshot": {
      "number": "2.2", 
      "spec": "CSS Values 4", 
      "text": "Component value combinators", 
      "url": "https://www.w3.org/TR/css-values-4/#component-combinators"
    }
  }, 
  "#component-multipliers": {
    "current": {
      "number": "2.3", 
      "spec": "CSS Values 4", 
      "text": "Component Value Multipliers", 
      "url": "https://drafts.csswg.org/css-values-4/#component-multipliers"
    }, 
    "snapshot": {
      "number": "2.3", 
      "spec": "CSS Values 4", 
      "text": "Component value multipliers", 
      "url": "https://www.w3.org/TR/css-values-4/#component-multipliers"
    }
  }, 
  "#component-types": {
    "current": {
      "number": "2.1", 
      "spec": "CSS Values 4", 
      "text": "Component Value Types", 
      "url": "https://drafts.csswg.org/css-values-4/#component-types"
    }, 
    "snapshot": {
      "number": "2.1", 
      "spec": "CSS Values 4", 
      "text": "Component value types", 
      "url": "https://www.w3.org/TR/css-values-4/#component-types"
    }
  }, 
  "#component-whitespace": {
    "current": {
      "number": "2.5", 
      "spec": "CSS Values 4", 
      "text": "Component Values and White Space", 
      "url": "https://drafts.csswg.org/css-values-4/#component-whitespace"
    }, 
    "snapshot": {
      "number": "2.5", 
      "spec": "CSS Values 4", 
      "text": "Component values and white space", 
      "url": "https://www.w3.org/TR/css-values-4/#component-whitespace"
    }
  }, 
  "#custom-idents": {
    "current": {
      "number": "4.2", 
      "spec": "CSS Values 4", 
      "text": "Author-defined Identifiers: the <custom-ident> type", 
      "url": "https://drafts.csswg.org/css-values-4/#custom-idents"
    }, 
    "snapshot": {
      "number": "4.2", 
      "spec": "CSS Values 4", 
      "text": "Author-defined Identifiers: the <custom-ident> type", 
      "url": "https://www.w3.org/TR/css-values-4/#custom-idents"
    }
  }, 
  "#defined-elsewhere": {
    "current": {
      "number": "8", 
      "spec": "CSS Values 4", 
      "text": "Data Types Defined Elsewhere", 
      "url": "https://drafts.csswg.org/css-values-4/#defined-elsewhere"
    }, 
    "snapshot": {
      "number": "8", 
      "spec": "CSS Values 4", 
      "text": "Data Types Defined Elsewhere", 
      "url": "https://www.w3.org/TR/css-values-4/#defined-elsewhere"
    }
  }, 
  "#dimensions": {
    "current": {
      "number": "5.4", 
      "spec": "CSS Values 4", 
      "text": "Numbers with Units: dimension values", 
      "url": "https://drafts.csswg.org/css-values-4/#dimensions"
    }, 
    "snapshot": {
      "number": "5.3", 
      "spec": "CSS Values 4", 
      "text": "Numbers with Units: dimension values", 
      "url": "https://www.w3.org/TR/css-values-4/#dimensions"
    }
  }, 
  "#exponent-funcs": {
    "current": {
      "number": "10.4", 
      "spec": "CSS Values 4", 
      "text": "Exponential Functions: pow(), sqrt(), hypot()", 
      "url": "https://drafts.csswg.org/css-values-4/#exponent-funcs"
    }
  }, 
  "#exponent-infinities": {
    "current": {
      "number": "10.4.1", 
      "spec": "CSS Values 4", 
      "text": "Argument Ranges", 
      "url": "https://drafts.csswg.org/css-values-4/#exponent-infinities"
    }
  }, 
  "#font-relative-lengths": {
    "current": {
      "number": "6.1.1", 
      "spec": "CSS Values 4", 
      "text": "Font-relative Lengths: the em, ex, cap, ch, ic, rem, lh, rlh units", 
      "url": "https://drafts.csswg.org/css-values-4/#font-relative-lengths"
    }, 
    "snapshot": {
      "number": "6.1.1", 
      "spec": "CSS Values 4", 
      "text": "Font-relative lengths: the em, ex, cap, ch, ic, rem, lh, rlh units", 
      "url": "https://www.w3.org/TR/css-values-4/#font-relative-lengths"
    }
  }, 
  "#frequency": {
    "current": {
      "number": "7.3", 
      "spec": "CSS Values 4", 
      "text": "Frequency Units: the <frequency> type and Hz, kHz units", 
      "url": "https://drafts.csswg.org/css-values-4/#frequency"
    }, 
    "snapshot": {
      "number": "7.3", 
      "spec": "CSS Values 4", 
      "text": "Frequency Units: the <frequency> type and Hz, kHz units", 
      "url": "https://www.w3.org/TR/css-values-4/#frequency"
    }
  }, 
  "#functional-notations": {
    "current": {
      "number": "9", 
      "spec": "CSS Values 4", 
      "text": "Functional Notations", 
      "url": "https://drafts.csswg.org/css-values-4/#functional-notations"
    }, 
    "snapshot": {
      "number": "9", 
      "spec": "CSS Values 4", 
      "text": "Functional Notations", 
      "url": "https://www.w3.org/TR/css-values-4/#functional-notations"
    }
  }, 
  "#iana": {
    "current": {
      "number": "11", 
      "spec": "CSS Values 4", 
      "text": "Appendix A: IANA Considerations", 
      "url": "https://drafts.csswg.org/css-values-4/#iana"
    }, 
    "snapshot": {
      "number": "10", 
      "spec": "CSS Values 4", 
      "text": "Appendix A: IANA Considerations", 
      "url": "https://www.w3.org/TR/css-values-4/#iana"
    }
  }, 
  "#images": {
    "current": {
      "number": "8.2", 
      "spec": "CSS Values 4", 
      "text": "Images: the <image> type", 
      "url": "https://drafts.csswg.org/css-values-4/#images"
    }, 
    "snapshot": {
      "number": "8.2", 
      "spec": "CSS Values 4", 
      "text": "Images: the <image> type", 
      "url": "https://www.w3.org/TR/css-values-4/#images"
    }
  }, 
  "#integers": {
    "current": {
      "number": "5.2", 
      "spec": "CSS Values 4", 
      "text": "Integers: the <integer> type", 
      "url": "https://drafts.csswg.org/css-values-4/#integers"
    }, 
    "snapshot": {
      "number": "5.1", 
      "spec": "CSS Values 4", 
      "text": "Integers: the <integer> type", 
      "url": "https://www.w3.org/TR/css-values-4/#integers"
    }
  }, 
  "#intro": {
    "current": {
      "number": "1", 
      "spec": "CSS Values 4", 
      "text": "Introduction", 
      "url": "https://drafts.csswg.org/css-values-4/#intro"
    }, 
    "snapshot": {
      "number": "1", 
      "spec": "CSS Values 4", 
      "text": "Introduction", 
      "url": "https://www.w3.org/TR/css-values-4/#intro"
    }
  }, 
  "#keywords": {
    "current": {
      "number": "4.1", 
      "spec": "CSS Values 4", 
      "text": "Pre-defined Keywords", 
      "url": "https://drafts.csswg.org/css-values-4/#keywords"
    }, 
    "snapshot": {
      "number": "4.1", 
      "spec": "CSS Values 4", 
      "text": "Pre-defined Keywords", 
      "url": "https://www.w3.org/TR/css-values-4/#keywords"
    }
  }, 
  "#lengths": {
    "current": {
      "number": "6", 
      "spec": "CSS Values 4", 
      "text": "Distance Units: the <length> type", 
      "url": "https://drafts.csswg.org/css-values-4/#lengths"
    }, 
    "snapshot": {
      "number": "6", 
      "spec": "CSS Values 4", 
      "text": "Distance Units: the <length> type", 
      "url": "https://www.w3.org/TR/css-values-4/#lengths"
    }
  }, 
  "#local-urls": {
    "current": {
      "number": "4.4.1.1", 
      "spec": "CSS Values 4", 
      "text": "Fragment URLs", 
      "url": "https://drafts.csswg.org/css-values-4/#local-urls"
    }, 
    "snapshot": {
      "number": "4.4.1.1", 
      "spec": "CSS Values 4", 
      "text": "Fragment URLs", 
      "url": "https://www.w3.org/TR/css-values-4/#local-urls"
    }
  }, 
  "#math": {
    "current": {
      "number": "10", 
      "spec": "CSS Values 4", 
      "text": "Mathematical Expressions", 
      "url": "https://drafts.csswg.org/css-values-4/#math"
    }
  }, 
  "#mixed-percentages": {
    "current": {
      "number": "5.6", 
      "spec": "CSS Values 4", 
      "text": "Mixing Percentages and Dimensions", 
      "url": "https://drafts.csswg.org/css-values-4/#mixed-percentages"
    }, 
    "snapshot": {
      "number": "5.5", 
      "spec": "CSS Values 4", 
      "text": "Mixing Percentages and Dimensions", 
      "url": "https://www.w3.org/TR/css-values-4/#mixed-percentages"
    }
  }, 
  "#numbers": {
    "current": {
      "number": "5.3", 
      "spec": "CSS Values 4", 
      "text": "Real Numbers: the <number> type", 
      "url": "https://drafts.csswg.org/css-values-4/#numbers"
    }, 
    "snapshot": {
      "number": "5.2", 
      "spec": "CSS Values 4", 
      "text": "Real Numbers: the <number> type", 
      "url": "https://www.w3.org/TR/css-values-4/#numbers"
    }
  }, 
  "#numeric-ranges": {
    "current": {
      "number": "5.1", 
      "spec": "CSS Values 4", 
      "text": "Range Restrictions and Range Definition Notation", 
      "url": "https://drafts.csswg.org/css-values-4/#numeric-ranges"
    }
  }, 
  "#numeric-types": {
    "current": {
      "number": "5", 
      "spec": "CSS Values 4", 
      "text": "Numeric Data Types", 
      "url": "https://drafts.csswg.org/css-values-4/#numeric-types"
    }, 
    "snapshot": {
      "number": "5", 
      "spec": "CSS Values 4", 
      "text": "Numeric Data Types", 
      "url": "https://www.w3.org/TR/css-values-4/#numeric-types"
    }
  }, 
  "#other-units": {
    "current": {
      "number": "7", 
      "spec": "CSS Values 4", 
      "text": "Other Quantities", 
      "url": "https://drafts.csswg.org/css-values-4/#other-units"
    }, 
    "snapshot": {
      "number": "7", 
      "spec": "CSS Values 4", 
      "text": "Other Quantities", 
      "url": "https://www.w3.org/TR/css-values-4/#other-units"
    }
  }, 
  "#percentages": {
    "current": {
      "number": "5.5", 
      "spec": "CSS Values 4", 
      "text": "Percentages: the <percentage> type", 
      "url": "https://drafts.csswg.org/css-values-4/#percentages"
    }, 
    "snapshot": {
      "number": "5.4", 
      "spec": "CSS Values 4", 
      "text": "Percentages: the <percentage> type", 
      "url": "https://www.w3.org/TR/css-values-4/#percentages"
    }
  }, 
  "#placement": {
    "current": {
      "number": "1.1", 
      "spec": "CSS Values 4", 
      "text": "Module Interactions", 
      "url": "https://drafts.csswg.org/css-values-4/#placement"
    }, 
    "snapshot": {
      "number": "1.1", 
      "spec": "CSS Values 4", 
      "text": "Module Interactions", 
      "url": "https://www.w3.org/TR/css-values-4/#placement"
    }
  }, 
  "#position": {
    "current": {
      "number": "8.3", 
      "spec": "CSS Values 4", 
      "text": "2D Positioning: the <position> type", 
      "url": "https://drafts.csswg.org/css-values-4/#position"
    }, 
    "snapshot": {
      "number": "8.3", 
      "spec": "CSS Values 4", 
      "text": "2D Positioning: the <position> type", 
      "url": "https://www.w3.org/TR/css-values-4/#position"
    }
  }, 
  "#relative-lengths": {
    "current": {
      "number": "6.1", 
      "spec": "CSS Values 4", 
      "text": "Relative Lengths", 
      "url": "https://drafts.csswg.org/css-values-4/#relative-lengths"
    }, 
    "snapshot": {
      "number": "6.1", 
      "spec": "CSS Values 4", 
      "text": "Relative lengths", 
      "url": "https://www.w3.org/TR/css-values-4/#relative-lengths"
    }
  }, 
  "#relative-urls": {
    "current": {
      "number": "4.4.1", 
      "spec": "CSS Values 4", 
      "text": "Relative URLs", 
      "url": "https://drafts.csswg.org/css-values-4/#relative-urls"
    }, 
    "snapshot": {
      "number": "4.4.1", 
      "spec": "CSS Values 4", 
      "text": "Relative URLs", 
      "url": "https://www.w3.org/TR/css-values-4/#relative-urls"
    }
  }, 
  "#resolution": {
    "current": {
      "number": "7.4", 
      "spec": "CSS Values 4", 
      "text": "Resolution Units: the <resolution> type and dpi, dpcm, dppx units", 
      "url": "https://drafts.csswg.org/css-values-4/#resolution"
    }, 
    "snapshot": {
      "number": "7.4", 
      "spec": "CSS Values 4", 
      "text": "Resolution Units: the <resolution> type and dpi, dpcm, dppx units", 
      "url": "https://www.w3.org/TR/css-values-4/#resolution"
    }
  }, 
  "#strings": {
    "current": {
      "number": "4.3", 
      "spec": "CSS Values 4", 
      "text": "Quoted Strings: the <string> type", 
      "url": "https://drafts.csswg.org/css-values-4/#strings"
    }, 
    "snapshot": {
      "number": "4.3", 
      "spec": "CSS Values 4", 
      "text": "Quoted Strings: the <string> type", 
      "url": "https://www.w3.org/TR/css-values-4/#strings"
    }
  }, 
  "#textual-values": {
    "current": {
      "number": "4", 
      "spec": "CSS Values 4", 
      "text": "Textual Data Types", 
      "url": "https://drafts.csswg.org/css-values-4/#textual-values"
    }, 
    "snapshot": {
      "number": "4", 
      "spec": "CSS Values 4", 
      "text": "Textual Data Types", 
      "url": "https://www.w3.org/TR/css-values-4/#textual-values"
    }
  }, 
  "#time": {
    "current": {
      "number": "7.2", 
      "spec": "CSS Values 4", 
      "text": "Duration Units: the <time> type and s, ms units", 
      "url": "https://drafts.csswg.org/css-values-4/#time"
    }, 
    "snapshot": {
      "number": "7.2", 
      "spec": "CSS Values 4", 
      "text": "Duration Units: the <time> type and s, ms units", 
      "url": "https://www.w3.org/TR/css-values-4/#time"
    }
  }, 
  "#toggle-notation": {
    "current": {
      "number": "9.1", 
      "spec": "CSS Values 4", 
      "text": "Toggling Between Values: toggle()", 
      "url": "https://drafts.csswg.org/css-values-4/#toggle-notation"
    }, 
    "snapshot": {
      "number": "9.2", 
      "spec": "CSS Values 4", 
      "text": "Toggling Between Values: toggle()", 
      "url": "https://www.w3.org/TR/css-values-4/#toggle-notation"
    }
  }, 
  "#trig-funcs": {
    "current": {
      "number": "10.3", 
      "spec": "CSS Values 4", 
      "text": "Trigonometric Functions: sin(), cos(), tan(), asin(), acos(), atan(), and atan2()", 
      "url": "https://drafts.csswg.org/css-values-4/#trig-funcs"
    }
  }, 
  "#trig-infinities": {
    "current": {
      "number": "10.3.1", 
      "spec": "CSS Values 4", 
      "text": "Argument Ranges", 
      "url": "https://drafts.csswg.org/css-values-4/#trig-infinities"
    }
  }, 
  "#url-empty": {
    "current": {
      "number": "4.4.2", 
      "spec": "CSS Values 4", 
      "text": "Empty URLs", 
      "url": "https://drafts.csswg.org/css-values-4/#url-empty"
    }, 
    "snapshot": {
      "number": "4.4.2", 
      "spec": "CSS Values 4", 
      "text": "Empty URLs", 
      "url": "https://www.w3.org/TR/css-values-4/#url-empty"
    }
  }, 
  "#url-modifiers": {
    "current": {
      "number": "4.4.3", 
      "spec": "CSS Values 4", 
      "text": "URL Modifiers", 
      "url": "https://drafts.csswg.org/css-values-4/#url-modifiers"
    }, 
    "snapshot": {
      "number": "4.4.3", 
      "spec": "CSS Values 4", 
      "text": "URL Modifiers", 
      "url": "https://www.w3.org/TR/css-values-4/#url-modifiers"
    }
  }, 
  "#urls": {
    "current": {
      "number": "4.4", 
      "spec": "CSS Values 4", 
      "text": "Resource Locators: the <url> type", 
      "url": "https://drafts.csswg.org/css-values-4/#urls"
    }, 
    "snapshot": {
      "number": "4.4", 
      "spec": "CSS Values 4", 
      "text": "Resource Locators: the <url> type", 
      "url": "https://www.w3.org/TR/css-values-4/#urls"
    }
  }, 
  "#value-defs": {
    "current": {
      "number": "2", 
      "spec": "CSS Values 4", 
      "text": "Value Definition Syntax", 
      "url": "https://drafts.csswg.org/css-values-4/#value-defs"
    }, 
    "snapshot": {
      "number": "2", 
      "spec": "CSS Values 4", 
      "text": "Value Definition Syntax", 
      "url": "https://www.w3.org/TR/css-values-4/#value-defs"
    }
  }, 
  "#value-examples": {
    "current": {
      "number": "2.6", 
      "spec": "CSS Values 4", 
      "text": "Property Value Examples", 
      "url": "https://drafts.csswg.org/css-values-4/#value-examples"
    }, 
    "snapshot": {
      "number": "2.6", 
      "spec": "CSS Values 4", 
      "text": "Property value examples", 
      "url": "https://www.w3.org/TR/css-values-4/#value-examples"
    }
  }, 
  "#viewport-relative-lengths": {
    "current": {
      "number": "6.1.2", 
      "spec": "CSS Values 4", 
      "text": "Viewport-percentage Lengths: the vw, vh, vi, vb, vmin, vmax units", 
      "url": "https://drafts.csswg.org/css-values-4/#viewport-relative-lengths"
    }, 
    "snapshot": {
      "number": "6.1.2", 
      "spec": "CSS Values 4", 
      "text": "Viewport-percentage lengths: the vw, vh, vi, vb, vmin, vmax units", 
      "url": "https://www.w3.org/TR/css-values-4/#viewport-relative-lengths"
    }
  }
}