class Rouge::Lexers::CSS

def self.attributes
  @attributes ||= Set.new %w(
    align-content align-items align-self alignment-adjust
    alignment-baseline all anchor-point animation
    animation-delay animation-direction animation-duration
    animation-fill-mode animation-iteration-count animation-name
    animation-play-state animation-timing-function appearance
    azimuth backface-visibility background background-attachment
    background-clip background-color background-image
    background-origin background-position background-repeat
    background-size baseline-shift binding bleed bookmark-label
    bookmark-level bookmark-state bookmark-target border
    border-bottom border-bottom-color border-bottom-left-radius
    border-bottom-right-radius border-bottom-style
    border-bottom-width border-collapse border-color
    border-image border-image-outset border-image-repeat
    border-image-slice border-image-source border-image-width
    border-left border-left-color border-left-style
    border-left-width border-radius border-right
    border-right-color border-right-style border-right-width
    border-spacing border-style border-top border-top-color
    border-top-left-radius border-top-right-radius
    border-top-style border-top-width border-width bottom
    box-align box-decoration-break box-direction box-flex
    box-flex-group box-lines box-ordinal-group box-orient
    box-pack box-shadow box-sizing break-after break-before
    break-inside caption-side clear clip clip-path
    clip-rule color color-profile columns column-count
    column-fill column-gap column-rule column-rule-color
    column-rule-style column-rule-width column-span
    column-width content counter-increment counter-reset
    crop cue cue-after cue-before cursor direction display
    dominant-baseline drop-initial-after-adjust
    drop-initial-after-align drop-initial-before-adjust
    drop-initial-before-align drop-initial-size
    drop-initial-value elevation empty-cells filter fit
    fit-position flex flex-basis flex-direction flex-flow
    flex-grow flex-shrink flex-wrap float float-offset
    font font-family font-feature-settings
    font-kerning font-language-override font-size
    font-size-adjust font-stretch font-style font-synthesis
    font-variant font-variant-alternates font-variant-caps
    font-variant-east-asian font-variant-ligatures
    font-variant-numeric font-variant-position font-weight
    grid-cell grid-column grid-column-align grid-column-sizing
    grid-column-span grid-columns grid-flow grid-row
    grid-row-align grid-row-sizing grid-row-span
    grid-rows grid-template hanging-punctuation height
    hyphenate-after hyphenate-before hyphenate-character
    hyphenate-lines hyphenate-resource hyphens icon
    image-orientation image-rendering image-resolution
    ime-mode inline-box-align justify-content
    left letter-spacing line-break line-height
    line-stacking line-stacking-ruby line-stacking-shift
    line-stacking-strategy list-style list-style-image
    list-style-position list-style-type margin
    margin-bottom margin-left margin-right margin-top
    mark marker-offset marks mark-after mark-before
    marquee-direction marquee-loop marquee-play-count
    marquee-speed marquee-style mask max-height max-width
    min-height min-width move-to nav-down
    nav-index nav-left nav-right nav-up object-fit
    object-position opacity order orphans outline
    outline-color outline-offset outline-style
    outline-width overflow overflow-style overflow-wrap
    overflow-x overflow-y padding padding-bottom
    padding-left padding-right padding-top
    page page-break-after page-break-before
    page-break-inside page-policy pause pause-after
    pause-before perspective perspective-origin
    phonemes pitch pitch-range play-during pointer-events
    position presentation-level punctuation-trim quotes
    rendering-intent resize rest rest-after rest-before
    richness right rotation rotation-point ruby-align
    ruby-overhang ruby-position ruby-span size speak
    speak-as speak-header speak-numeral speak-punctuation
    speech-rate src stress string-set
    tab-size table-layout target target-name
    target-new target-position text-align
    text-align-last text-combine-horizontal
    text-decoration text-decoration-color
    text-decoration-line text-decoration-skip
    text-decoration-style text-emphasis
    text-emphasis-color text-emphasis-position
    text-emphasis-style text-height text-indent
    text-justify text-orientation text-outline
    text-overflow text-rendering text-shadow
    text-space-collapse text-transform
    text-underline-position text-wrap top
    transform transform-origin transform-style
    transition transition-delay transition-duration
    transition-property transition-timing-function
    unicode-bidi vertical-align
    visibility voice-balance voice-duration
    voice-family voice-pitch voice-pitch-range
    voice-range voice-rate voice-stress voice-volume
    volume white-space widows width word-break
    word-spacing word-wrap writing-mode z-index
  )
end