p { background: green; color: white; }
p:not(.t1):not(.t2) { background: red; color: yellow; }
div { background: red; color: yellow; }
div:not(.t1) { background: green; color: white; }
address { background: green; color: white; }
address:not(.t5):not(.t5) { background: red; color: yellow; }

  <p class="t1 t2">This line should be green.</p>
  <div class="t3">This line should be green.</div>
  <address class="t4 t5 t6">This line should be green.</address>