.sidenav {
  width: 200px;
  height: 100%;
  position: fixed;
  top: 0;
  left: 0;
  overflow-x: auto;
  overflow-y: auto;
  -webkit-user-select: none; /* Safari */
  -ms-user-select: none; /* IE 10+ and Edge */
  user-select: none; /* Standard syntax */
}

.NavMenuFolderCollapsed {
  display: none;
}

.NavMenuFolderExpanded {
  display: block;
}

.main {
  margin-left: 200px; /* Same as the width of the sidenav */
  top: 0;
}

iframe.PDF_ShowerIframe {
width: 80%;
height: 1000px;
margin: 0 auto;
display:block;
}