button:focus {
  outline: none;
}
.lk-btn {
  border: none;
  background-color: #fff;
  border-radius: 4px;
  color: #0084ff;
  transition: border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
}
.lk-btn:hover {
  border-color: #0084ff;
  background-color: #0084ff;
  color: #fff;
}
.lk-btn:active {
  border: none;
}
.lk-btn-lg {
  padding: 0 25px;
  font-size: 16px;
}
.input-group .lk-btn {
  border-top-left-radius: 0;
  border-bottom-left-radius: 0;
}