tipsy.css

.tipsy { font-size: 10px; position: absolute; padding: 5px; z-index: 100000; }
  .tipsy-inner { background-color: #000; color: #FFF; max-width: 200px; padding: 5px 8px 4px 8px; text-align: center; }

  /* Rounded corners */
  .tipsy-inner { border-radius: 3px; -moz-border-radius: 3px; -webkit-border-radius: 3px; }
  
  /* Uncomment for shadow */
  /*.tipsy-inner { box-shadow: 0 0 5px #000000; -webkit-box-shadow: 0 0 5px #000000; -moz-box-shadow: 0 0 5px #000000; }*/
  
  .tipsy-arrow { position: absolute; width: 0; height: 0; border: 5px solid transparent; }
  
  /* Rules to colour arrows */
  .tipsy-arrow-n { border-bottom-color: #000; }
  .tipsy-arrow-s { border-top-color: #000; }
  .tipsy-arrow-e { border-left-color: #000; }
  .tipsy-arrow-w { border-right-color: #000; }
  
  .tipsy-n .tipsy-arrow, .tipsy-nw .tipsy-arrow, .tipsy-ne .tipsy-arrow { top: 0; border-top: none; }
  .tipsy-s .tipsy-arrow, .tipsy-sw .tipsy-arrow, .tipsy-se .tipsy-arrow { bottom: 0; border-bottom: none; }
  .tipsy-n .tipsy-arrow, .tipsy-s .tipsy-arrow { left: 50%; margin-left: -5px; }
  .tipsy-nw .tipsy-arrow, .tipsy-sw .tipsy-arrow { left: 10px; }
  .tipsy-ne .tipsy-arrow, .tipsy-se .tipsy-arrow { right: 10px; }
  .tipsy-e .tipsy-arrow, .tipsy-w .tipsy-arrow { top: 50%; margin-top: -5px; }
  .tipsy-e .tipsy-arrow { right: 0; border-right: none; }
  .tipsy-w .tipsy-arrow { left: 0; border-left: none; }