.btn.fas,
.btn.fa-solid {
  font-family: "Font Awesome 6 Free" !important;
  font-weight: 900 !important;
}

.btn.far,
.btn.fa-regular {
  font-family: "Font Awesome 6 Free" !important;
  font-weight: 400 !important;
}

.btn.fab,
.btn.fa-brands {
  font-family: "Font Awesome 6 Brands" !important;
  font-weight: 400 !important;
}