.dropdown-container {
  display: none;
  background-color: #262626;
  padding-left: 8px;
}
.nav, .left-nav .dropdown-btn li a {
    color: blue;
  text-decoration: none;
  font-size: 18px;
  font-weight: 500;
  height: 100%;
  width: 100%;
  display: block;  
}