*
body {
   margin: 0; height: 100%; overflow: hidden;

}

.million,.virus,.cpb {
   display:none;
}

img 
{max-width:100%}

@media screen and (max-width:15in)
{ div.adobe
   {display: none;
     position:fixed;
     height:100%;
     padding:0;
     margin:0;} 
     .million{
      display:block;
     }
}

@media screen and (max-width:12in)
 { div.million 
    {display: none;
      position:fixed;
      height:100%;
      padding:0;
      margin:0;} 
      .virus{
         display:block;
      }
    }   



@media screen and (max-width:7in)
{ div.virus 
   {display: none;
     position:fixed;
     height:100%;
     padding:0;
     margin:0;} 
     .cpb{
      display:block;
     }
      }


 @media screen and (max-width:5in)
 { div.cpb 
   {display: none;
         position:fixed;
         height:100%;
         padding:0;
         margin:0;} 
            }
      
}