.info {font-size:120%;text-align:center; margin-left:auto; margin-right:auto; width:80%; clear:both;}
.folder {text-align:center; margin-left:auto; margin-right:auto; max-width:870px; clear:both;}
media (min-width:900px) {
  /* .folder {text-align:center; margin-left:auto; margin-right:auto; width:870px; clear:both;} */
  .folder {width:870px;}
}
media (min-width:600px) {
  /* .folder {text-align:center; margin-left:auto; margin-right:auto; width:580px; clear:both;} */
  .folder {width:580px;}
}
media (min-width:400px) {
  /* .folder {text-align:center; margin-left:auto; margin-right:auto; width:350px; clear:both;} */
  .folder {width:350px;}
}
.drt {text-align:right; margin-right:5em;}