#mySidenav a {
  position: absolute;
  left: -130px;
  transition: 0.3s;
  padding: 15px;
  width: 135px;
  text-decoration: none;
  font-size: 20px;
  color: white;
  border-radius: 0 5px 5px 0;
}

#mySidenav a:hover {
  left: 0;
}

/* blog */
#landing_page_one {
  top: 20px;
  background-color: #04AA6D;
}
#landing_page_two {
  top: 140px;
  background-color: #f44336;
}

#system_error_page {
  top: 240px;
  background-color: #fb1515;
}

#home_page {
  top: 340px;
  background-color: #0c2e8a;
}

.ml80 {
  margin-left:80px;
}