a b { color: red; }
a b c d { height: 10; }
a b e f { width: 12; }

@media all and (min-width: 960px) { b { font-weight: normal; } }
@media (min-width: 980px) { a { color: red; } }
@media screen and (all) { /* hey */
  p { color: blue; }
  p a { color: green; }
  p a:after { content: ">>"; }
  span { display: inline-block; } }
a b c { /* a */ blee: blee; /* b */ /* c */ /* d */ blah: blah; }
a b c d e f { blah: blah; bloo: bloo; }
@media print and (foo: 1 2 3), (bar: 3px hux(muz)), not screen { a b c g h, a b c i j { /* aa */ hey: ho; /* bb */ /* cc */ haa: hoo; /* dd */ }
  a b c g h k l m, a b c i j k l m { hee: fee; } }