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scroll-alt-offset-parent.html 1.1KB

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  1. <!DOCTYPE html> <title>Basic Visual Test</title>
  2. <style>
  3. @import '/reset.css';
  4. #scroll {
  5. position: relative;
  6. overflow: scroll;
  7. width: 300px;
  8. height: 300px;
  9. background-color: grey;
  10. }
  11. #scroll::before {
  12. content: 'before';
  13. display: block;
  14. height: 300px;
  15. width: 1px;
  16. }
  17. #scroll::after {
  18. content: 'after';
  19. display: block;
  20. height: 300px;
  21. width: 1px;
  22. }
  23. #reference {
  24. width: 200px;
  25. height: 200px;
  26. background-color: red;
  27. box-shadow: inset 0 0 0 1px black;
  28. }
  29. #popper {
  30. width: 100px;
  31. height: 100px;
  32. background-color: rebeccapurple;
  33. box-shadow: inset 0 0 0 1px black;
  34. }
  35. </style>
  36. <div id="scroll">
  37. <div id="reference">Reference Box</div>
  38. </div>
  39. <div id="popper">Popper Box</div>
  40. <script type="module">
  41. import { createPopper } from '../dist/popper.js';
  42. const reference = document.querySelector('#reference');
  43. const popper = document.querySelector('#popper');
  44. window.instance = createPopper(reference, popper, {
  45. placement: 'right',
  46. strategy: 'fixed',
  47. });
  48. </script>