.escape\|random\|char { color: red; } .mixin\!tUp { font-weight: bold; } .\34 04 { background: red; } .\34 04 strong { color: fuchsia; font-weight: bold; } .trailingTest\+ { color: red; } /* This hideous test of hideousness checks for the selector "blockquote" with various permutations of hex escapes */ \62\6c\6f \63 \6B \0071 \000075o\74 e { color: silver; } [ng\:cloak], ng\:form { display: none; } .bootstrap { background-color: #000 \9; } textarea { font-family: 'helvetica neue', 'wenquanyi micro hei', \5FAE\8F6F\96C5\9ED1, \5B8B\4F53, sans-serif; }