.sliderwrapper{
position: relative;
overflow: hidden;
width: 430px;
height: 270px;
font-family: tahoma,verdana,arial;
font-size: 11px;
color: #000000;
}

.sliderwrapper .contentdiv{
visibility: hidden; /*leave as is*/
position: absolute; /*leave as is*/
padding: 5px;
background: white;
width: 430px; 
height: 100%;
}