<!DOCTYPE html>
<!--
 | Absolutely positioned elements should use their containing block and not
 | their parent when resolving percentage values.
 -->
<html>
<head>
  <style>
    .container-block {
      position: absolute;
      width: 350px;
      height: 350px;
      background-color: rgb(255, 50, 50);
    }
    .static-block1 {
      position: static;
      width: 30%;
      height: 30%;
      background-color: rgb(0, 100, 255);
    }
    .absolute-block {
      position: absolute;
      width: 30%;
      height: 30%;
      background-color: rgb(0, 255, 100);
      transform: translateX(125px);
    }
  </style>
</head>
<body>
  <div class="container-block">
    <div class="static-block1">
      <div class="absolute-block">
    </div>
  </div>
</body>
</html>