3 Disallow unknown units.
6 a { width: 100pixels; }
11 This rule considers units defined in the CSS Specifications, up to and including Editor's Drafts, to be known.
17 The following patterns are considered violations:
27 width: calc(10px + 10pixels);
31 The following patterns are *not* considered violations:
53 width: calc(10px + 10px);
57 ## Optional secondary options
59 ### `ignoreUnits: ["/regex/", "string"]`
67 The following patterns are *not* considered violations:
83 width: 10my-other-unit;