1. CSS Container Queries (Size)

    Size queries in Container Queries provide a way to query the size of a container, and conditionally apply CSS to the content of that container.

  2. CSS3 tab-size

    Method of customizing the width of the tab character. Only effective using 'white-space: pre', 'white-space: pre-wrap', and 'white-space: break-spaces'.

  3. Window.devicePixelRatio

    Read-only property that returns the ratio of the (vertical) size of one physical pixel on the current display device to the size of one CSS pixel.

  4. CSS font-size-adjust

    Method of adjusting the font size in a matter that relates to the height of lowercase vs. uppercase letters. This makes it easier to set the size of fallback fonts.

  5. Resize Observer

    Method for observing and reacting to changes to sizes of DOM elements.

  6. Srcset and sizes attributes

    The `srcset` and `sizes` attributes on `img` (or `source`) elements allow authors to define various image resources and "hints" that assist a user agent to determine the most appropriate image source to display (e.g. high-resolution displays, small monitors, etc).

  7. CSS text-size-adjust

    On mobile devices, the text-size-adjust CSS property allows Web authors to control if and how the text-inflating algorithm is applied to the textual content of the element it is applied to.

  8. audioparammap api: size

  9. blob api: size

  10. countqueuingstrategy api: size

  11. customstateset api: size

  12. eventcounts api: size

  13. fontfaceset api: size

  14. gpubuffer api: size

  15. gpusupportedfeatures api: size

  16. highlightregistry api: size

  17. highlight api: size

  18. htmlfontelement api: size

  19. htmlhrelement api: size

  20. htmlimageelement api: sizes

  21. htmlinputelement api: size

  22. htmllinkelement api: sizes

  23. htmlselectelement api: size

  24. htmlsourceelement api: sizes

  25. keyboardlayoutmap api: size

  26. largestcontentfulpaint api: size

  27. mediakeystatusmap api: size

  28. metadata api: size

  29. midiinputmap api: size

  30. midioutputmap api: size

  31. rtcstatsreport api: size

  32. urlsearchparams api: size

  33. vrstageparameters api: sizex

  34. vrstageparameters api: sizey

  35. vttcue api: size

  36. webglactiveinfo api: size

  37. wgsllanguagefeatures api: size

  38. window api: sizetocontent

  39. xranchorset api: size

  40. xrhand api: size

  41. css at-rule: `@font-face`: size-adjust

  42. css property: contain: size

  43. html element: font: size

  44. html element: hr: size

  45. html element: img: sizes

  46. html element: link: sizes

  47. html element: select: size

  48. html element: source: sizes

  49. javascript built-in: map: size

  50. javascript built-in: set: size