/* FINAL AUTHORITATIVE BACK-TO-TOP OVERRIDE */
#backToTop {
  opacity: 0 !important;
  pointer-events: none !important;
  transition: opacity 0.6s ease-in-out !important;
}

#backToTop.show {
  opacity: 0.9 !important;
  pointer-events: auto !important;
}

#backToTop:hover {
  opacity: 1 !important;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI",
               Roboto, Oxygen, Ubuntu, Cantarell, "Helvetica Neue",
               sans-serif;
  line-height: 1.55;
}