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CSS Overview

  • CSS refers to Cascading Style Sheets
  • Styles define how to display HTML elements
  • Styles are usually stored in style sheets
  • Styles were added to HTML 4.0 to solve the problem of separation of content and presentation
  • External style sheets can greatly improve work efficiency
  • External style sheets are usually stored in CSS
  • Multiple style definitions in the file can be stacked into one
  • CSS syntax

    CSS rules consist of two main parts: the selector, and one or more declarations. Properties are the style attributes you wish to set. Each property has a value, and the property and value are separated by a colon.

    selector{property:value}

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