absolute

by rootjang

HTML

<!DOCTYPE html>
<html lang="ko-KR">
<head>
  <meta charset="UTF-8">
  <title>Document</title>
  <style>
    #wrap {
      position: relative;
      width: 300px;
      height: 300px;
      border: 1px solid #ccc;
    }
    .box {
      position: absolute;
      width: 50px;
      height: 50px;
      background: #0094ff;
    }
    
    #crd1 {
      top: 0;
      left: 0;
    }
    
    #crd2 {
      top: 0;
      right: 0;
    }
    
    #crd3 {
      bottom: 0;
      left: 0;
    }
    
    #crd4 {
      bottom: 0;
      right: 0;
    }
    
    #crd5 {
      top: 100px;
      left: 100px;
    }
  </style>
</head>
<body>
  <div id="wrap">
    <div class="box" id="crd1">1</div>
    <div class="box" id="crd2">2</div>
    <div class="box" id="crd3">3</div>
    <div class="box" id="crd4">4</div>
    <div class="box" id="crd5">5</div>
  </div>
</body>
</html>