.accordion-button:focus {
  box-shadow: none;
  border: none;
}

.accordion-button::after {
  width: auto;
  height: auto;
  content: "+";
  font-size: 40px;
  background-image: none;
  font-weight: 100;
  color: #1b6ce5;
  transform: translateY(-4px);
}