@media screen and (max-width:240px){#stacks_in_792_page8{display:none}} 
  @media screen and (max-width:240px){#stacks_in_794_page8{display:none}} 
  @media screen and (max-width:240px){#stacks_in_800_page8{display:none}} 
  @media screen and (max-width:240px){#stacks_in_802_page8{display:none}}