Home Web Front-end HTML Tutorial Talk about the current status, prospects and opportunities of class selectors

Talk about the current status, prospects and opportunities of class selectors

Jun 14, 2017 am 10:49 AM

In css, we often see the selector class, so let’s make a summary of the usage and specifications of class: 1. Introduction to CSS Id and Class selectors id and class selectors if you want to use them in HTML elements To set CSS styles, you need to set the "id" and "class" selectors on the element. id selector The id selector can specify a specific style for HTML elements marked with a specific id. The HTML element uses the id attribute to set the id selector, and the id selector in CSS is defined with "#". 2. The difference between a.class and a.class, pay attention to the spaces - CSS debugging skills This problem will occur when using picture sprite technology to position images. Sometimes a space can cause many problems. This article introduces a.class and a.class with examples. difference. 3. Detailed explanation of the principle of using both id and class in CSS. First, introduce the difference between id and class: id is a

1. Summary of class usage and specifications

Talk about the current status, prospects and opportunities of class selectors

Introduction: In css, we often see the selector class, so let’s take a look at the usage and specifications of class Summary: 1. Related introduction of CSS Id and Class selector id and class selector

2. Related introduction of CSS Id and Class selector

Talk about the current status, prospects and opportunities of class selectors

Introduction: If you want to set CSS styles in HTML elements, you need to set "id" and "class" in the element Selector. The id selector can specify a specific style for HTML elements marked with a specific id. The HTML element uses the id attribute to set the id selector, and the id selector in CSS is defined with "#".

3. Summary of css common attributes pseudo-elements and pseudo-elements

Talk about the current status, prospects and opportunities of class selectors

Introduction: In the previous times, we talked about the id selector and class selector respectively, as well as their differences and connections. Let’s explore the magical classes and pseudo-elements together.

4. Initial summary of common css attributes: id and class selectors

Talk about the current status, prospects and opportunities of class selectors

Introduction: A preliminary summary of common css attributes Part 1: id and class selectors

5. ID selector in CSS A brief introduction to id selectors and class selectors in CSS_html/css_WEB-ITnose

6.

CSS ID Selector and CLASS Selector_html/css_WEB-ITnose

Introduction: CSS ID Selector and CLASS Selector

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