#nav_bar {
  background: #181818;
  width: 60px;
  height: 100%;
  position: fixed;
  top:0;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  z-index: 3;
  min-height: 500px;
  list-style-type: none;
}

.lang {
  width:100%;
  text-align: center;
  margin-top: 30px;
}
.lang a {
  display: block;
  margin-top: 5px;
  font-family: "Open Sans", "Helvetica", Arial, sans-serif;
  font-weight: 300;
  color: #A1A1A1;
}
.lang a:hover,
.lang a.active {
  color: #08ccfd;
}

.logo {
  background: #070707;
  display: block;
  padding: 8px 0;
}
.logo  img {
  display: block;
  margin: 8px auto;
  width: 24px;
  height: auto;
}

#nav_bar nav {
  display: block;
  text-align: center;
}

#nav_bar nav a{
  font-size: 20px;
  color: #a5a5a5;
  margin-bottom: 15px;
  display: block;
  line-height: 51px;
  height: 51px;
  position: relative;
  text-decoration: none;

}
#nav_bar nav a i {
  -webkit-transition: all 0.3s ease-out;
  transition: all 0.3s ease-out;
}

#nav_bar nav a:hover i {
  opacity: 0;

}

#nav_bar nav a.active,
#nav_bar nav a:hover {
  color:#08ccfd;
}
#nav_bar nav a:after {
  content: '';
  font-size: 9px;
  letter-spacing: 2px;
  position: absolute;
  bottom: 0px;
  display: block;
  width: 100%;
  text-align: center;
  opacity: 0;
  -webkit-transition: all 0.3s ease-out;
  transition: all 0.3s ease-out;
}
#nav_bar nav a:first-child:after {
  content: 'HOME';
}
#nav_bar nav a:first-child + a:after {
  content: 'ABOUT';
}
#nav_bar nav a:first-child + a +  a:after {
  content: 'SKILLS';
}
#nav_bar nav a:first-child + a + a + a:after {
  content: 'MY WORK';
}
#nav_bar nav a:first-child + a + a + a + a:after {
  content: 'CONTACT';
}

#nav_bar nav.pl a:first-child:after {
  content: 'START';
}
#nav_bar nav.pl a:first-child + a:after {
  content: 'O MNIE';
}
#nav_bar nav.pl a:first-child + a +  a:after {
  content: 'SKILSY';
}
#nav_bar nav.pl a:first-child + a + a + a:after {
  content: 'PORTFOLIO';
}
#nav_bar nav.pl a:first-child + a + a + a + a:after {
  content: 'KONTAKT';
}


#nav_bar nav a:hover:after{
  opacity: 1;
}