.thumbnail {    
display:block;  
z-index:999;
cursor: pointer; 
} 
 
.thumbnail:hover { 
transform: scale(3); 
}

.sticky-top {
  position: fixed ;
  top: 0;
  z-index: 1020;
}

table{    
    width: 100%;}
table, th, td { 
  border: 1px solid #0af02e;
  border-collapse: collapse;
}
tr:nth-child(even) { background-color: #D6EEEE;}
.thumbnail {
  display: block;
  z-index: 999;
  cursor: pointer;
}