id: no-important
valid:
  - |
    .button {
      color: red;
    }
  - |
    .button {
      color: red;
    }
    /* !important mentioned only in a comment, not a declaration */
invalid:
  - |
    .button {
      color: red !important;
    }
  - |
    .modal {
      display: none !important;
      z-index: 9999 !important;
    }