<!DOCTYPE html>
<div style="width: 100px; height: 100px; border: solid;">
  <div style="max-width: 100px; height: 100px; background: green; overflow-x: scroll;">
     <div style="width: 120px; height: 50px; background: hotpink;"></div>
   </div>
</div>
<br>
<div style="width: 100px; height: 100px; border: solid;">
  <div style="display: table-cell; max-width: 100px; height: 100px; background: green; overflow-x: scroll; vertical-align: middle;">
     <div style="width: 120px; height: 50px; background: hotpink;"></div>
   </div>
</div>
