h1 {
    margin-top: 10px;
    margin-bottom: 10px;
    font-size: 18px;
}

.dropdown-menu > .active > a,
.dropdown-menu > .active > a:hover,
.dropdown-menu > .active > a:focus {
  color: #000000;
  text-decoration: none;
  outline: 0;
  background-color: #e7e7e7;
}