.accordion-section {
   cursor: pointer;
}

.accordion-section > legend::before {
    content: "\f054";
    font-family: "Font Awesome 5 Free";
    position: relative;
    left: -1em;
    top: 50%;
    transform: translateY(-50%);
}

.accordion-section.active > legend::before {
    content: "\f078";
    font-family: "Font Awesome 5 Free";
    position: relative;
    left: -1em;
    top: 50%;
    transform: translateY(-50%);
}