Web Platform Baseline Status Breakdown
Total Features: 1219
Categories:
All
HTML elements (75)
CSS (22)
Forms (22)
Selectors (13)
Background (8)
Text (7)
Landmark elements (6)
Fonts (5)
Positioning (5)
Strings (5)
WebGL extensions (5)
Arrays (4)
HTTP (4)
JavaScript (4)
Layout (4)
Media elements (4)
Primitive types (4)
Units (4)
Color types (3)
HTML (3)
Lists (3)
Security (3)
Animation (2)
Borders and outlines (2)
CSS object models (2)
Canvas (2)
Collections (2)
DOM (2)
Explicit defaults (2)
Messaging (2)
Transitions (CSS) (2)
XML (2)
Cookies (1)
Counters (1)
File system access (1)
Flexbox (1)
Geolocation (1)
Gradients (1)
Iterators (1)
JSON (1)
Maps (1)
Media queries (1)
Parsing and serialization (1)
Performance (1)
Promises (1)
Regular expressions (1)
Ruby (1)
SVG (1)
Sets (1)
Storage (1)
Text wrap (1)
Transforms (1)
Typed arrays (1)
Typographic font features (1)
Web components (1)
WebGL (1)
White space (1)
Workers (1)
2015
4 features
• July 2015
Widely Available
The box-sizing CSS property sets whether an element's width and height are calculated based on the content-box, which does not count the size of borders or padding, or border-box, which does count them.
Chrome
10
Firefox
29
Safari
5.1
Edge
12
Baseline Date: Jul 29, 2015
Widely Available
The width and height CSS properties set the preferred physical size of an element.
Chrome
1
Firefox
1
Safari
1
Edge
12
Baseline Date: Jul 29, 2015
The margin CSS property sets space around an element. It is a shorthand for margin-top, margin-right, margin-bottom, and margin-left.
Chrome
1
Firefox
1
Safari
1
Edge
12
Baseline Date: Jul 29, 2015