3 Specify a whitelist of allowed functions
6 a { transform: scale(1); }
13 `array|string`: `["array", "of", "unprefixed", "functions" or "regex"]|"function"|"/regex/"`
15 If a string is surrounded with `"/"` (e.g. `"/^rgb/"`), it is interpreted as a regular expression.
20 ["scale", "rgba", "linear-gradient"]
23 The following patterns are considered violations:
26 a { transform: rotate(1); }
31 color: hsla(170, 50%, 45%, 1)
39 -webkit-radial-gradient(red, green, blue);
43 The following patterns are *not* considered violations:
46 a { background: red; }
50 a { transform: scale(1); }
55 color: rgba(0, 0, 0, 0.5);
63 -moz-linear-gradient(45deg, blue, red);