body {
    overflow:hidden;
}

.text-content{
  position:absolute; top:60%; left:10%; height:30%; width:100%;
  font-size:20px; font-weight: bold; font-family:tahoma, verdana, arial, sans-serif;
  color:white; background-color:white;
  filter: alpha(opacity=25); -moz-opacity:0.25; -khtml-opacity:0.25; opacity: 0.25;
  overflow:hidden; z-index:1;
}

.text-content:hover{
    top:-25px; height:90%; color:black;
    filter: alpha(opacity=80); -moz-opacity: 0.8; -khtml-opacity:0.8; opacity:0.8;
}