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CSS naming rules: BEM; css naming: bem

Source: Internet
Author: User
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CSS naming rules: BEM; css naming: bem

A good code structure, the relationship between HTML and css elements, is very important for project delivery!

BEM explanation:

(1). block isBEM block (B), Including content and style. For example, the. container Of the bootstrap framework.

 

(2). block-element representsSub-container (E). For example, in a bootstrap frame carousel image,. carousel usel indicates the carousel image, carousel-indicators indicates the corresponding point of the carousel image, and carousel usel-inner indicates the content of the carousel image.

 

(3). block-modifier, indicatingBlock Element change (M). For example, the bootstrap frameworkText-danger.

 

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