Fastmail Dark User Style

fastmail-dark.user.css

@namespace url(http://www.w3.org/1999/xhtml);
@-moz-document domain("www.fastmail.com") {
  .MainNavToolbar,
  .app-list,
  .app-belowViewBar,
  .app-listItem-link,
  .v-Sidebar--showRefresh,
  .v-Toolbar.app-toolbar {
    color: #ddd !important;
    background-color: #1C2126 !important;
    border: 1px solid #333;
  }

  .v-FolderSource:hover,
  a[title="Shortcut: c"]:hover { color: #39424d }

  .app-listItem { border: 4px solid #000; }
  .app-listItem:hover { border-right-color: #ddd !important; }

  .v-StatusBar,
  .v-Select,
  .v-Button { color: #000 !important; }

  .v-Button:hover { cursor: pointer; }

  .app-source.is-selected { background-color: #39424d; }

  .app-source.is-selected:hover { background-color: #ddd; }
}