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html - Parent div Not getting height if child div is absolute

I just stuck in position, I used position:relative for parent and position:absolute for child now parent div did't get height and i don't want to use min-height or height. You can see the red border on top which is the parent div border.

fiddle code

.box {
  text-align: center;
  border: 1px solid red;
  width: 500px;
  margin: 0 auto;
  position: relative;
}

.content {
  width: 50%;
  position: absolute;
  left: 0;
  right: 0;
  margin: 0 auto;
}
<div class="box">
  <div class="content">
    Lorem ipsum dolor sit amet, consectetur adipisicing elit. Assumenda adipisci vel, dolore aspernatur iste iure blanditiis quam esse repudiandae aperiam debitis doloribus necessitatibus placeat tempora voluptate totam exercitationem neque quae.
  </div>
</div>
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You could just make the outer box absolute, if your textbos has to be positioned absolute.

EDIT: Without being able to edit the HTML structure, you need specific heights or some JavaScript. More Information about position

.box {
  text-align: center;
  border: 1px solid red;
  width: 500px;
  margin: 0 auto;
  position: absolute;
}

.content {
  width: 50%;
  left: 0;
  right: 0;
  margin: 0 auto;
}
<div class="box">
  <div class="content">
    Lorem ipsum dolor sit amet, consectetur adipisicing elit. Assumenda adipisci vel, dolore aspernatur iste iure blanditiis quam esse repudiandae aperiam debitis doloribus necessitatibus placeat tempora voluptate totam exercitationem neque quae.
  </div>
</div>

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