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HTML: Markup language

HTML reference
  • Elements
  • Global attributes
  • Attributes
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HTML guides
  • Responsive images
  • HTML cheatsheet
  • Date & time formats
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Markup languages
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  • XML

CSS: Styling language

CSS reference
  • Properties
  • Selectors
  • At-rules
  • Values & units
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CSS guides
  • Box model
  • Animations
  • Flexbox
  • Colors
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Layout cookbook
  • Column layouts
  • Centering an element
  • Card component
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