1. CSS Exclusions Level 1

    Exclusions defines how inline content flows around elements. It extends the content wrapping ability of floats to any block-level element.

  2. CSS Grid Layout (level 1)

    Method of using a grid concept to lay out content, providing a mechanism for authors to divide available space for layout into columns and rows using a set of predictable sizing behaviors. Includes support for all `grid-*` properties and the `fr` unit.

  3. CSS line-clamp

    CSS property that will contain text to a given amount of lines when used in combination with `display: -webkit-box`. It will end with ellipsis when `text-overflow: ellipsis` is included.

  4. CSS revert value

    A CSS keyword value that resets a property's value to the default specified by the browser in its UA stylesheet, as if the webpage had not included any CSS. For example, `display:revert` on a `<div>` would result in `display:block`. This is in contrast to the `initial` value, which is simply defined on a per-property basis, and for `display` would be `inline`.

  5. CSS Table display

    Method of displaying elements as tables, rows, and cells. Includes support for all `display: table-*` properties as well as `display: inline-table`

  6. CSS Flexible Box Layout Module

    Method of positioning elements in horizontal or vertical stacks. Support includes all properties prefixed with `flex`, as well as `display: flex`, `display: inline-flex`, `align-content`, `align-items`, `align-self`, `justify-content` and `order`.

  7. Service Workers

    Method that enables applications to take advantage of persistent background processing, including hooks to enable bootstrapping of web applications while offline.

  8. SVG (basic support)

    Method of displaying basic Vector Graphics features using the embed or object elements. Refers to the SVG 1.1 spec.

  9. CSS text-stroke and text-fill

    Method of declaring the outline (stroke) width and color for text.

  10. css property: animation: `animation-timeline` included in shorthand

  11. css property: clear: inline-end

  12. css property: clear: inline-start

  13. css property: line-clamp

  14. css property: line-clamp: none

  15. css max-lines property