CSS

CSS

1. What is it?

   • Cascading style sheets
     • A sort of language
   • Describes the style of a HTML document
   • It controls the layout of multiple webpages at once
   • It stores external stylesheets

2. Why is it useful?

   • It would save you work by styling many pages in one
   • It saves you time
   • You would be able to get more work done, raising your income

3. Code

   • 3 Ways to insert CSS
     • External style sheet
       • Use this to change the look of an entire website by editing just on file
     • Internal style sheet
       • Use this to style one page to a unique variety
     • Inline style
       • Use this to style a specific element in the HTML

4. How does it work?

   • Syntax
     • A CSS rule set that consists of a selector and declaration block
     • The selector points to the HTML element you want to style
     • The declaration block contains the declarations seperated with a semicolon
     • Each declaration contains a CSS property name and value, seperated with a colon
     • The declaration ends with a semicolon and the block will be surrounded by curly bracket
   • Selectors
     • They are used to find the HTML elements you want to style
     • There are 5 different categories:
       • Simple selector: based on name, ID or class
       • Combinator selector: based on the reletionships between them
       • Pseudo-class selector: based on a certain state
       • Pseudo-element selector: to style a certain part of an element
       • Attribute selector: based on an attribute or value

5. This man invented CSS - his name is Hakon Wium Lie

6. He invented it on Octobe rthe 10th, 1944

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