JSFiddle - React, Tailwind, and code Playground

HTML

<p class="ignore-html-tags">
<b>aaa</b>
<i>bbb</i>
</p>

CSS

.ignore-html-tags * {
  font-size: 14px !important;
  font-weight: normal !important;
  font-style: normal !important;
  /* any other style overwrite */
}