Tailwind input.css to support footnotes. see: https://amattn.com/p/brief_history_of_and_advanced_tricks_with_tailwind_css.html

input.css

@import "tailwindcss/base";
@import "tailwindcss/components";
@import "tailwindcss/utilities";

@layer utilities {
  .fgoto {
    /* don't use this with <sup>... one or the other.*/
    font-size: 75%; line-height: 0; position: relative; vertical-align: baseline;
    top: -0.3em; vertical-align: super;
  }
}

/* Footnote goto */
.fgoto {
  @apply ml-1 mr-0.5;
  @apply text-gray-200 hover:bg-gray-400 hover:bg-gray-400 hover:text-black !important;
  @apply no-underline !important;
}
/* Footnote return */
.freturn {
  @apply ml-2;
  @apply text-gray-200 hover:bg-gray-400 hover:bg-gray-400 hover:text-black !important;
  @apply no-underline !important;
}