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HTML

CSS

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JavaScript

Babel includes JSX processing.

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HTML

              
                <div id="wrapper">
  <div id="inner">
    <div id="content">Lorem ipsum dolor sit amet, consectetur adipisicing elit. Ea iure praesentium assumenda quia, optio sed nemo ab ullam laboriosam possimus atque beatae consequatur, facilis numquam vel dignissimos. Minima saepe earum illum cum, vero doloremque obcaecati. Consequatur autem inventore itaque eaque, qui cupiditate! Beatae minima odit rem cum tempora nulla, eaque aliquid? Laudantium vitae exercitationem, aspernatur excepturi obcaecati, aut unde, molestias assumenda hic ad sint sit. Quod asperiores magnam nulla. Minus eligendi eius totam beatae voluptas numquam, cum reprehenderit laudantium accusamus voluptate explicabo nisi quaerat perferendis, iusto quas repellat harum enim debitis quod soluta quos temporibus? Cupiditate fugit beatae earum minus?</div>
    
    <div id="side">사이드</div>
  </div>
</div>
              
            
!

CSS

              
                #wrapper {
  float: left;
  overflow: hidden;
  background: #333;
}

#inner {
  float: left;
  background: silver;
  position: relative;
  left: 80%;
}

#content {
  float: left;
  position: relative;
  right: 80%;
  width: 80%;
  color: #fff;
}

#side {
  float: left;
  position: relative;
  right: 80%;
  width: 20%;
}
              
            
!

JS

              
                
              
            
!
999px

Console