25);
      padding: .5rem;
      box-sizing: content-box;
      border-radius: 1.5rem;
    }
    .stack .card {
      width: calc(100% - 1rem);
      height: calc(100% - 1rem);
      margin: .5rem;
      transform-origin: 50% bottom;
    }
  </style>
</head>
<body class="grid">
  <div class="sticky-container half">
    <section class="sticky">
      <div class="section-content">
        <div class="stack">
          <div class="card"><div class="front"></div><div class="back"></div></div>
          <div cla