#♥ { } #© { } #“‘’” { } #☺☃ { } #⌘⌥ { } #𝄞♪♩♫♬ { } #💩 { } #\? { } #\@ { } #\. { } #\3A \) { } #\3A \`\( { } #\31 23 { } #\31 a2b3c { } #\ { } #\<\>\<\<\<\>\>\<\> { } #\+\+\+\+\+\+\+\+\+\+\[\>\+\+\+\+\+\+\+\>\+\+\+\+\+\+\+\+\+\+\>\+\+\+\>\+\<\<\<\<\-\]\>\+\+\.\>\+\.\+\+\+\+\+\+\+\.\.\+\+\+\.\>\+\+\.\<\<\+\+\+\+\+\+\+\+\+\+\+\+\+\+\+\.\>\.\+\+\+\.\-\-\-\-\-\-\.\-\-\-\-\-\-\-\-\.\>\+\.\>\. { } #\# { } #\#\# { } #\#\.\#\.\# { } #\#fake-id { } /* matches the element with id="#fake-id" */ #\_ { } #\{\} { } #\.fake\-class { } #foo\.bar { } #\3A hover { } #\3A hover\3a focus\3a active { } #\[attr\=value\] { } #f\/o\/o { } #f\\o\\o { } #f\*o\*o { } #f\!o\!o { } #f\'o\'o { } #f\~o\~o { } #f\+o\+o { } #-a-b-c- { } #a\\b { } @keyframes \@mymove { from { top: 0px; } to { top: 200px; } } .foo { animation-name: \@mymove; content: "\21D3"; } /* Ignore escape "\" in CSS classes */ .bar\/baz { animation-name: \@mymove; content: "\21D3"; } .grid { grid-template-rows: [row-1-00\:00] auto; }