codice:
<style type="text/css">
.question_alert_box {
width:90%;
  border-style:solid;
  border-left-color:black;
  border-right-color:black;
  border-top-color:black;
  border-bottom-color:none;
background:#FFFFFF;
color:#000000;
font-weight:bold;
padding:2px;
text-decoration:none;
position: fixed;
z-index: 2; 
bottom: 0px;
margin: 0 5% 0 5%;
}
</style>