CSS 3 Module <== Test # ==>
W3C Selectors 149 of 179
Testing Date Revision
:before with ::before (ID #168a) 2001-01-01 1.0

This test has .

(If the previous line just reads "This test has ." then this test has failed.)

  span::before { background-color: red; content: 'FAILED'; }
  span:before { background-color: lime; content: 'PASSED'; }
   <p>This test has <span></span>.</p>
   <p>(If the previous line just reads &quot;This test has .&quot; then this test has failed.)</p>