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Diffstat (limited to 'CONTRIBUTING.md')
| -rw-r--r-- | CONTRIBUTING.md | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md index dbccc8761..8c437df9a 100644 --- a/CONTRIBUTING.md +++ b/CONTRIBUTING.md @@ -169,6 +169,7 @@ license your work under the terms of the [MIT License](LICENSE.md). - Always a space after a property's colon (e.g., `display: block;` and not `display:block;`). - End all lines with a semi-colon. - For multiple, comma-separated selectors, place each selector on its own line. +- Don't add vendor prefixed properties to their unprefixed counterparts (e.g., only `box-sizing` and not also include `-webkit-box-sizing`), as this is done automagically at build time. - Attribute selectors, like `input[type="text"]` should always wrap the attribute's value in double quotes, for consistency and safety (see this [blog post on unquoted attribute values](http://mathiasbynens.be/notes/unquoted-attribute-values) that can lead to XSS attacks). - Attribute selectors should only be used where absolutely necessary (e.g., form controls) and should be avoided on custom components for performance and explicitness. - Series of classes for a component should include a base class (e.g., `.component`) and use the base class as a prefix for modifier and sub-components (e.g., `.component-lg`). |