JSFiddle - React, Tailwind, and code Playground

by hausmaster

HTML

<div id="outer">
  <div class="article-wrap">
    <article>

      <!-- This Part is generated by Joomla -->
      <div id="system-message-container"></div>
      <div class="item-page" itemscope itemtype="https://schema.org/Article">
        <meta content="en-GB">
        <div itemprop="articleBody">
          <!-- Joomla Part END -->

          <div class="welcome-screen">Welcome Screen 100%</div>

          <h1>Das ist eine H1 Überschrift</h1>
          <p>Lorem ipsum dolor sit amet, consetetur sadipscing elitr, sed diam nonumy eirmod tempor invidunt ut labore et dolore magna aliquyam erat, sed diam voluptua. At vero eos et accusam et justo duo dolores et ea rebum. Stet clita kasd gubergren, no
            sea takimata sanctus est Lorem ipsum dolor sit amet. Lorem ipsum dolor sit amet, consetetur sadipscing elitr, sed diam nonumy eirmod tempor invidunt ut labore et dolore magna aliquyam erat, sed diam voluptua. At vero eos et accusam et justo
            duo dolores et ea rebum. Stet clita kasd gubergren, no sea takimata sanctus est Lorem ipsum dolor sit amet. Lorem ipsum dolor sit amet, consetetur sadipscing elitr, sed diam nonumy eirmod tempor invidunt ut labore et dolore magna aliquyam
            erat, sed diam voluptua. At vero eos et accusam et justo duo dolores et ea rebum. Stet clita kasd gubergren, no sea takimata sanctus est Lorem ipsum dolor sit amet.
          </p>
          <h2>Eine H2 Überschrift</h2>
          <p>Duis autem vel eum iriure dolor in hendrerit in vulputate velit esse molestie consequat, vel illum dolore eu feugiat nulla facilisis at vero eros et accumsan et iusto odio dignissim qui blandit praesent luptatum zzril delenit augue duis dolore
            te feugait nulla facilisi. Lorem ipsum dolor sit amet, consectetuer adipiscing elit, sed diam nonummy nibh euismod tincidunt ut laoreet dolore magna aliquam erat volutpat. Ut wisi enim ad minim veniam, quis nostrud exerci tation ullamcorper
            suscipit lobortis nisl ut aliquip...

CSS

#outer {
  height: 300px;
  width: 400px;
  overflow: auto;
}

.welcome-screen {
  background-color: darkred;
  height: 240px;
  position: relative;
}

.article-wrap {
  height: 100%;
  min-height: 100%;
  background-color: aquamarine;
  overflow: auto;
}

article {
  padding: 30px;
  text-align: left;
  display: table-cell;
}