body {
      font-size: .875rem;
    }

    .feather {
      width: 16px;
      height: 16px;
      vertical-align: text-bottom;
    }

    /*
     * Sidebar
     */

    .sidebar {
      position: fixed;
      top: 0;
      bottom: 0;
      left: 0;
      z-index: 100; /* Behind the navbar */
      padding: 48px 0 0; /* Height of navbar */
      box-shadow: inset -1px 0 0 rgba(0, 0, 0, .1);
    }

    .sidebar-sticky {
      position: relative;
      top: 0;
      height: calc(100vh - 48px);
      padding-top: .5rem;
      overflow-x: hidden;
      overflow-y: auto; /* Scrollable contents if viewport is shorter than content. */
    }

    @supports ((position: -webkit-sticky) or (position: sticky)) {
      .sidebar-sticky {
        position: -webkit-sticky;
        position: sticky;
      }
    }

    .sidebar .nav-link {
      font-weight: 500;
      color: #333;
    }

    .sidebar .nav-link .feather {
      margin-right: 4px;
      color: #999;
    }

    .sidebar .nav-link.active {
      color: #007bff;
    }

    .sidebar .nav-link:hover .feather,
    .sidebar .nav-link.active .feather {
      color: inherit;
    }

        .sidebar-heading {
          font-size: .75rem;
          text-transform: uppercase;
        }

        /*
         * Content
         */

        [role="main"] {
          padding-top: 48px; /* Space for fixed navbar */
        }

        /*
         * Navbar
         */

        .navbar-brand {
          padding-top: .75rem;
          padding-bottom: .75rem;
          font-size: 1rem;
          background-color: rgba(0, 0, 0, .25);
          box-shadow: inset -1px 0 0 rgba(0, 0, 0, .25);
        }

        .navbar .form-control {
          padding: .75rem 1rem;
          border-width: 0;
          border-radius: 0;
        }

        .form-control-dark {
          color: #fff;
          background-color: rgba(255, 255, 255, .1);
          border-color: rgba(255, 255, 255, .1);
        }

        .form-control-dark:focus {
          border-color: transparent;
          box-shadow: 0 0 0 3px rgba(255, 255, 255, .25);
        }