orbit-basic/app/assets/stylesheets/lib/filemanager.css

body > section {
  padding: 20px;
}
#panel_l {
  width: 80%;
}
#panel_r {
  width: 18%;
  padding-left: 2%;
}
.nav-pills {
  margin-bottom: 0;
  padding: 20px 20px 0;
}