Edit in JSFiddle

<section>
  
  <code>&#60;section&#62; <br> position: relative;</code>

  <div class="offset">
    <code>&#60;div class="offset"&#62; <br> position: absolute;  <br> right: 20px; <br> top: 20px;</code>
  </div>

</section>

code {
  color: #666;
  font: 14px/24px "Source Code Pro", Inconsolata, "Lucida Console", Terminal, "Courier New", Courier;
}
section,
.offset,
.offset code {
  border-radius: 6px;
  padding: 24px 30px;
}
section {
  background: #eaeaed;
  height: 145px;
  position: relative;
}
.offset,
.offset code {
  height: 96px;
  position: absolute;
  width: 160px;
}
.offset {
  border: 2px dashed #9799a7;
  right: 0;
  top: 0;

}
.offset code {
  background: #2db34a;
  color: #fff;
  display: block;
  right: 20px;
  top: 20px;
}