html {
    position: relative;
    min-height: 100%;
}

body {
    padding-top: 4.5rem;
    margin-bottom: 4.5rem;
}

.footer {
  position: absolute;
  bottom: 0;
  width: 100%;
  height: 3.5rem;
  line-height: 3.5rem;
  background-color: #ccc;
}

.nav-link:hover {
  transition: all 0.4s;
}

.nav-link-collapse:after {
  float: right;
  content: '\f067';
  font-family: 'FontAwesome';
}

.nav-link-show:after {
  float: right;
  content: '\f068';
  font-family: 'FontAwesome';
}

.nav-item ul.nav-second-level {
  padding-left: 0;
}

.nav-item ul.nav-second-level > .nav-item {
  padding-left: 20px;
}

@media (min-width: 992px) {
  .sidenav {
    position: absolute;
    top: 0;
    left: 0;
    width: 230px;
    height: calc(100vh - 3.5rem);
    margin-top: 3.5rem;
    background: #343a40;
    box-sizing: border-box;
    border-top: 1px solid rgba(0, 0, 0, 0.3);
  }

  .navbar-expand-lg .sidenav {
    flex-direction: column;
  }

  .content-wrapper {
    margin-left: 230px;
  }

  .footer {
    width: calc(100% - 230px);
    margin-left: 230px;
  }
}