Modifeir In Css Code
BEM Block Element Modifier is a methodology, that helps you to achieve reusable components and code sharing in the front-end. Independent blocks and CSS selectors make your code reusable and modular. Flexible. Using BEM, methodologies and tools can be recomposed and configured the way you like.
The Block, Element, Modifier methodology commonly referred to as BEM is a popular naming convention for classes in HTML and CSS. Developed by the team at Yandex, its goal is to help developers better understand the relationship between the HTML and CSS in a given project.
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These basic principles for structuring and storing code are applied to BEM-style CSS Code is divided into separate parts. The logic of each block and its optional elements and modifiers is defined in separate files. CSS files for each component are stored according to the rules of file system organization for a BEM project.
This article explored how the Block Element Modifier BEM methodology can aid in writing cleaner, more maintainable CSS code. We analyzed BEM's history, principles, implementation, and best practices. Although some arguments against BEM exist, many people accept that it offers a clear and consistent approach to organizing CSS code.
If you want to modifiy the CSS, a utility class is better because it will be available for all blocks a-title u-openSans. For BEM a modifier should be logical, you need to ask the designer why this particular text is in Open Sans. For example, because it's between two paragraphs, so we could name our modifier a-title -in-text. It creates an
Format your CSS to clean it up and beautify it. Make your CSS easier to read and validate it. It is also common for CSS Style Sheets to be minified or obfuscated. You can use this tool to make that code look pretty and readable so it is easier to edit. Examples. The minified CSS Style Sheets below bodyfont-familyGeorgia, Times, serif
Naming HTML CSS Modifier names may consist of lowecase Latin letters, digits, dashes and underscores. CSS class is formed as block's or element's name plus two dashes .block--mod or .block__elem--mod and .block--color-black with .block--color-red.Spaces in complicated modifiers are replaced by dash.
Modifiers. Like state, modifiers also override styles. They are useful when modules or components have small and well understood differences. Take an e-commerce site whereby each category has a unique background image in the header. All headers have the same padding, and margin etc. The only difference is the background image.
The BEM Convention BEM uses block, element, and modifier names to construct CSS class names, separated by double underscores __ and hyphens -. It is based on the idea of breaking down a web page into smaller, reusable blocks of code. Each block consists of elements and modifiers that can be used to create variations of that block.