.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px;
}

.footer-signature::before {
  content: "•";
  margin-right: 8px;
  color: rgba(255, 255, 255, 0.28);
}

.footer-signature a {
  color: #69d0c3;
  font-weight: 750;
  border-bottom: 1px solid rgba(105, 208, 195, 0.42);
  transition: color 0.2s, border-color 0.2s;
}

.footer-signature a:hover,
.footer-signature a:focus-visible {
  color: #fff;
  border-color: #fff;
}

@media (max-width: 640px) {
  .footer-signature {
    flex-basis: 100%;
  }

  .footer-signature::before {
    display: none;
  }
}