.btn {
  display: inline-block;
  padding: 0.5rem 1rem;
  border: 2px solid transparent;
  border-radius: 4px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
}

.btn.btn-primary {
  background-color: #1d70b8;
  color: #ffffff;
  border-color: #1d70b8;
}

.btn.btn-secondary {
  background-color: #f3f2f1;
  color: #0b0c0c;
  border-color: #0b0c0c;
}

.btn.btn-danger {
  background-color: #d4351c;
  color: #ffffff;
  border-color: #d4351c;
}

.btn.btn-disabled,
.btn[disabled] {
  opacity: 0.5;
  cursor: not-allowed;
}