.trigger {
  background: #fff;
  cursor: pointer;
}		
.trigger:hover {
  cursor: pointer;
  background: #eee;
}		
.expanded {
  background: #fff;
  cursor: pointer;
}
.expanded:hover {
  background: #eee;
  cursor: pointer;
}
.trigger img {
  padding: 0 8px;
}