#footer_4 {z-index:1;
   position: fixed;
   right: 0;
   bottom: 50px;
   width: 90%;
   background-color:;
   color: white;
   text-align: center;}

#alert_4 {margin-left:;margin-bottom:20px;
  padding-top: 1px;
  background-color: #000;
  color: #0ff;
  font-size:140%;