.side-nav a { height: auto !important; }
.collapsible .collection { margin: 0px; }
@media only screen and (max-width : 600px) {
  .collection { margin: 0px; margin-top: -1px; }
}
.categ-parent { border-bottom-color: #b0bec5 !important; }
#bookmarks .col { padding: 0px; }