chromium/third_party/blink/web_tests/http/tests/css/resources/shared.css

@charset 'utf-8';
#testdiv { background-color: green; }
@media all {
    #testdiv { background-color: red; }
}
@page :right {
  margin-left: 3cm;
}
@-webkit-keyframes bounce {
    from { left: 0px; }
    to { left: 200px; }
}
@font-face {
  font-family: Foo;
}