icingaweb2/library/vendor/lessphp/tests/outputs/interpolation.css

div {
  color: yes;
  color: yes;
  color: okay;
}
10"yeah" {
  color: blue;
}
10 {
  color: blue;
}
hello world 10 {
  color: red;
}
#"yeah" {
  color: "hello 10";
}