css

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nav {
  overflow: auto;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 501;
  width: 69px;
  height: 100%;
  border-right: 1px solid #e0e0e0;
  background-color: #f5f5f5;
  -webkit-transition: all ease 0.2s;
  -moz-transition: all ease 0.2s;
  transition: all ease 0.2s;
  -webkit-transform: rotateX(0deg);
  -moz-transform: rotateX(0deg);
  -ms-transform: rotateX(0deg);
  -o-transform: rotateX(0deg);
  transform: rotateX(0deg); }

.nav-logo-wrapper {
  position: relative;
  z-index: 10;
  margin-top: 15px; }

.nav-logo-wrapper a {
  display: block;
  height: 30px;
  width: 30px;
  margin: 0 auto; }

.nav-logo-wrapper img {
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  right: 0;
  display: block;
  margin: auto;
  max-height: 100%;
  max-width: 100%; }

.nav-menu {
  position: absolute;
  top: 0px;
  left: 0;
  z-index: 1;
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  box-sizing: border-box;
  width: 100%;
  height: 100%;
  padding: 90px 0 20px;
  font-size: 14px;
  line-height: 30px; }
  .nav-menu > div {
    max-height: 100%;
    overflow-x: visible;
    overflow-y: hidden; }
    .nav-menu > div:hover {
      overflow-y: auto; }

.nav-menu ul {
  margin: 0;
  padding: 0;
  list-style: none; }
  .nav-menu ul:first-child {
    border-top: none; }

.nav-menu li {
  position: relative;
  margin: 0;
  padding: 0;
  overflow: hidden;
  -webkit-transition: all ease 0.2s;
  -moz-transition: all ease 0.2s;
  transition: all ease 0.2s; }

.nav-menu li:first-child {
  border-top: 1px solid #e0e0e0; }

.nav-menu ul:first-child li:first-child {
  border-top: none; }

.nav-menu a {
  position: relative;
  display: block;
  width: 30px;
  height: 30px;
  padding: 7px 0 7px 20px;
  text-align: center;
  color: inherit; }

.nav-menu li.active a{
	background-color: rgba(59, 124, 255, 0.2);
  color: #5181b8;
border-radius: 50px 0 0 50px;
}
/* Боковое меню */
.nav-menu a:hover {
  color: #5181b8;
  background: #eeeeee;
  }

.nav-menu li.active a:after {
  content: "";
  position: absolute;
  top: 0;
  right: 0px;
  width: px;
  height: 100%;
  background-color: #5181b8; } 

.nav-menu .menu-icon {
  font-size: 24px;
  line-height: 30px;
  width: 30px;
  text-align: center;
  display: inline-block; }

.nav-menu .special-menu-icon {
  display: inline-block;
  width: 18px;
  height: 18px;
  padding: 7px 6px 6px;
  text-align: center;
  font-size: 14px;
  line-height: 18px;
  text-transform: uppercase;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  border-radius: 14px; }

.nav-menu .label {
  margin-left: 27px;
  display: none;
  font-size: 14px;
  line-height: 17px;
  vertical-align: 3px; }

.nav-menu .special-menu-icon + .label {
  vertical-align: 9px; }

.nav-menu .tooltip {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 2; }

.nav-menu li.featured {
  position: absolute;
  bottom: 30px;
  left: 0px;
  color: #9b9b9b; }
  .nav-menu li.featured .menu-icon {
    font-size: 30px; }

  body.mobile-menu-open nav {
    left: 0; }
  .nav-menu {
    position: relative;
    padding: 0;
    margin-top: 15px;
    height: auto; }
    .nav-menu > div {
      max-height: auto;
      overflow: visible !important; }
  .nav-menu a {
    width: auto;
    text-align: left; }
  .nav-menu li.active a:after {
    content: none; }
  .nav-menu .label {
    display: inline; }
  .nav-menu .tooltip {
    display: none; }
  .nav-menu li.featured {
    position: relative;
    bottom: auto;
    left: auto;
    color: inherit; }
    .nav-menu li.featured .menu-icon {
      font-size: 24px; } 
	  
	  @media screen and (max-width: 992px) {
  nav {
    width: 219px;
    overflow: auto;
    left: -250px; }
  body.mobile-menu-open nav {
    left: 0; }
  .nav-menu {
    position: relative;
    padding: 0;
    margin-top: 15px;
    height: auto; }
    .nav-menu > div {
      max-height: auto;
      overflow: visible !important; }
  .nav-menu a {
    width: auto;
    text-align: left; }
  .nav-menu li.active a:after {
    content: none; }
  .nav-menu .label {
    display: inline; }
  .nav-menu .tooltip {
    display: none; }
  .nav-menu li.featured {
    position: relative;
    bottom: auto;
    left: auto;
    color: inherit; }
    .nav-menu li.featured .menu-icon {
      font-size: 24px; } }

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