.thumbnail1{ position: relative; margin: 0 0 0 7.5px; z-index: 260; }
.thumbnail1:hover{ background-color: transparent; }
.thumbnail1 span{ position: absolute; background-color: #FFFFFF; padding: 5px; left: 50px; visibility: hidden; text-decoration: none; }/*CSS for enlarged image*/
.thumbnail1 span img{ border-width: 0; padding: 2px; } /*CSS for enlarged image*/
.thumbnail1:hover span{ visibility: visible; top: -31px; left: 128px; } /*CSS for enlarged image on hover*/


.thumbnail2{ position: relative; margin: 0 0 0 7.5px; z-index: 260; }
.thumbnail2:hover{ background-color: transparent; }
.thumbnail2 span{ position: absolute; background-color: #FFFFFF; padding: 5px; left: 50px; visibility: hidden; text-decoration: none;  }
.thumbnail2 span img{ border-width: 0; padding: 2px;  }
.thumbnail2:hover span{ visibility: visible; top: -118px; left: 128px; }


.thumbnail3{ position: relative; margin: 0 0 0 7.5px;  z-index: 260; }
.thumbnail3:hover{ background-color: transparent; }
.thumbnail3 span{ position: absolute; background-color: #FFFFFF; padding: 5px; left: 50px; visibility: hidden; text-decoration: none; }
.thumbnail3 span img{ border-width: 0; padding: 2px; }
.thumbnail3:hover span{ visibility: visible; top: -207px; left: 128px;  }

.thumbnail4{ position: relative; margin: 0 0 0 7.5px;  z-index: 260; }
.thumbnail4:hover{ background-color: transparent; }
.thumbnail4 span{ position: absolute; background-color: #FFFFFF; padding: 5px; left: 50px; visibility: hidden; text-decoration: none; }
.thumbnail4 span img{ border-width: 0; padding: 2px; }
.thumbnail4:hover span{ visibility: visible; top: -295px; left: 128px;  }