1. CSS ::marker pseudo-element

    The `::marker` pseudo-element allows list item markers to be styled or have their content value customized.

  2. HTML5 semantic elements

    HTML5 offers some new elements, primarily for semantic purposes. The elements include: `section`, `article`, `aside`, `header`, `footer`, `nav`, `figure`, `figcaption`, `time`, `mark` & `main`.

  3. User Timing API

    Method to help web developers measure the performance of their applications by giving them access to high precision timestamps.

  4. performance api: mark

  5. performance api: mark: `markoptions.details.devtools` parameter

  6. performance api: mark: `markoptions` parameter

  7. speechsynthesisutterance api: `mark` event

  8. svgmarkerelement api

  9. svgmarkerelement api: orient

  10. svgmarkerelement api: refx

  11. svgmarkerelement api: refy

  12. css property: marker

  13. css property: marker-end

  14. css property: marker-end: none

  15. css property: marker-mid

  16. css property: marker-mid: none

  17. css property: marker-start

  18. css property: marker-start: none

  19. css property: marker: none

  20. css property: paint-order: markers

  21. css property: scroll-marker-group

  22. css property: scroll-marker-group: after

  23. css property: scroll-marker-group: before

  24. css property: scroll-marker-group: none

  25. css selector: `::after`: `::after::marker` nested pseudo-elements

  26. css selector: `::before`: `::before::marker` nested pseudo-elements

  27. css selector: `::column`: `::column::scroll-marker` nested pseudo-elements

  28. css selector: `::marker`: animation and transition support

  29. css selector: `::marker`: `counter-increment`, `counter-reset`, and `counter-set` support

  30. css selector: `::marker`: `quotes` support

  31. css selector: `::scroll-marker`

  32. css selector: `::scroll-marker-group`

  33. types: `<color>`: `<system-color>`: `mark`

  34. types: `<color>`: `<system-color>`: `marktext`

  35. html element: input: `type="range"`: tick mark support

  36. html element: mark

  37. svg element: marker

  38. svg element: marker: markerheight

  39. svg element: marker: markerunits

  40. svg element: marker: markerwidth

  41. svg element: marker: orient

  42. svg element: marker: refx

  43. svg element: marker: refy

  44. svg element: marker: viewbox

  45. global_attributes: marker-end

  46. global_attributes: marker-mid

  47. global_attributes: marker-start