.plus_previewimage {
position: relative;
display: block;
}
.plus_playbutton {
opacity: 0.8; filter: alpha(opacity=80); -ms-filter:"progid:DXImageTransform.Microsoft.Alpha(Opacity=80)";
position: absolute; color: white; font: normal normal normal 75px/65px Helvetica;
text-align: center;
height: 100px; 
width: 100px;
-webkit-border-bottom-left-radius: 5px 5px; 
-webkit-border-bottom-right-radius: 5px 5px; 
-webkit-border-top-left-radius: 5px 5px; 
-webkit-border-top-right-radius: 5px 5px;
-moz-border-radius-bottomleft: 5px 5px;
-moz-border-radius-bottomright: 5px 5px;
-moz-border-radius-topleft: 5px 5px;
-moz-border-radius-topright: 5px 5px;
}