website/_sass/_footer.scss

.footer {
}

.footer-divider {
  margin: 3rem 0;
}

@include media-breakpoint-down('xs') {
  .footer-right {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid $gray-lighter;
  }
}

@include media-breakpoint-up('sm') {
  .footer-left {
    float: left;
  }

  .footer-right {
    float: right;
    text-align: right;
  }
}

@include media-breakpoint-down('md') {
  .footer-item {
    display: block;
  }
}

@include media-breakpoint-up('lg') {
  .footer-item + .footer-item::before {
    padding-left: 0.25em;
    padding-right: 0.25em;
    content: ' · ';
  }
}