waypoint-add-a-negative-margin-to-an-element.html

<!--
An element's margin controls the amount of space between an element's border and surrounding elements.

If you set an element's margin to a negative value, the element will grow larger.
-->

<style>
  .injected-text {
    margin-bottom: -25px;
    text-align: center;
  }

  .box {
    border-style: solid;
    border-color: black;
    border-width: 5px;
    text-align: center;
  }

  .yellow-box {
    background-color: yellow;
    padding:10px;
  }
  
  .red-box {
    background-color:red;
    padding: 20px;
    margin: -15px;
  }

  .green-box {
    background-color: green;
    padding: 20px;
    margin: -15px;
  }
</style>

<div class="box yellow-box">
  <h5 class="box red-box">padding</h5>
  <h5 class="box green-box">padding</h5>
</div>