<html>
<meta name="viewport" content="width=device-width">
<style>
html {
    scrollbar-width: none;
}
#scrolled {
    display: flex;
    justify-content: space-around;
    align-items: flex-start;

    height: 2000px;
    width: 100%;
}
#sticky {
    width: 100%;
    height: 200px;
    position: sticky;
    bottom: 70px;
    background: red;
    align-self: flex-end;
}
</style>
<body>
  <div id="scrolled">
    <div id="sticky"></div>
  </div>
</body>
</html>