HTML and CSS Reference
In-Depth Information
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11.1
11.5
5
5.1
Adjacent sibling
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General sibling
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First/last child
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nth/last child
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Only child
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Of type
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Attribute
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=
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^=
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*=
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$=
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~=
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Not
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First letter
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First line
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Dis-/enabled
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In-/valid
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Checked
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Indeterminate
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Optional/required
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Target
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Key:
● Complete or nearly complete support
○ Incomplete or alternative support
Little or no support