.bs-sidenav {
  font-size: 16px;
  background-image: none;
}
.sticky-top {
  position: -webkit-sticky;
  position: sticky;
  top: 0;
  z-index: 1020;
}

@media (min-width: 992px) {
  .bs-sidebar.affix {
    position: -webkit-sticky;
    position: fixed;
    top: 80px;
    max-height: unset;
    height: auto;
  }
}

.second-level {
  padding-left: 1.4em;
}

a {
  color: #1890ff;
}

h2 {
  margin-bottom: 15px;
}

pre, code {
  background-color: #f8f8f8;
}

blockquote {
  font-size: 16px;
}

/**********************************************************************************/

#back2Top {
  width: 70px;
  line-height: 70px;
  overflow: hidden;
  z-index: 999;
  display: none;
  cursor: pointer;
  -moz-transform: rotate(270deg);
  -webkit-transform: rotate(270deg);
  -o-transform: rotate(270deg);
  -ms-transform: rotate(270deg);
  transform: rotate(270deg);
  position: fixed;
  bottom: 10px;
  right: 50px;
  background-color: #ddd;
  color: #1890ff;
  text-align: center;
  font-size: 60px;
  text-decoration: none;
}
#back2Top:hover {
  background-color: #ddf;
  color: #000;
}

/**********************************************************************************/

.dropdown-menu {
  font-size: 16px;
}

.dropdown-menu>li>a {
  line-height: 1.7;
  padding: 5px 2em;
}

/**********************************************************************************/

.navbar-inverse {
  background-color: #1890ff;
}
.navbar-inverse .navbar-nav > .active > a:hover,
.navbar-inverse .navbar-nav > li > a:hover,
.navbar-inverse .navbar-nav > li > a:focus {
  background-color: #ffffff;
}
.navbar-inverse .navbar-nav > .active > a,
.navbar-inverse .navbar-nav > .open > a,
.navbar-inverse .navbar-nav > .open > a,
.navbar-inverse .navbar-nav > .open > a:hover,
.navbar-inverse .navbar-nav > .open > a,
.navbar-inverse .navbar-nav > .open > a:hover,
.navbar-inverse .navbar-nav > .open > a:focus {
  background-color: #ffffff;
}
.dropdown-menu {
  background-color: #1890ff;
}
.dropdown-menu > li > a:hover,
.dropdown-menu > li > a:focus {
  background-color: #ffffff;
}
.navbar-inverse {
  background-image: none;
}
.dropdown-menu > li > a:hover,
.dropdown-menu > li > a:focus {
  background-image: none;
}
.navbar-inverse {
  /* border-color: #ffffff; */
  border-color: #f8f8f8;
}
.navbar-inverse .navbar-brand {
  color: #ffffff;
}
.navbar-inverse .navbar-brand:hover {
  color: #ffffff;
}
.navbar-inverse .navbar-nav > li > a {
  color: #ffffff;
}
.navbar-inverse .navbar-nav > li > a:hover,
.navbar-inverse .navbar-nav > li > a:focus {
  color: #1890ff;
}
.navbar-inverse .navbar-nav > .active > a,
.navbar-inverse .navbar-nav > .open > a,
.navbar-inverse .navbar-nav > .open > a:hover,
.navbar-inverse .navbar-nav > .open > a:focus {
  color: #1890ff;
}
.navbar-inverse .navbar-nav > .active > a:hover,
.navbar-inverse .navbar-nav > .active > a:focus {
  color: #1890ff;
}
.dropdown-menu > li > a {
  color: #ffffff;
}
.dropdown-menu > li > a:hover,
.dropdown-menu > li > a:focus {
  color: #1890ff;
}