2) CSS Terminology and Syntax:

CSS Selectors: Selectors determines which HTML element to apply the styles to.

Decoration Blocks: Consists of one or more style rules, enclosed in curly braces {}.

Declarations: Are the style rules, written in property: value pairs.

body{
background-color: red;
}

body{

background-color: red;

}

body is a selector. background is the property. red is the value that changes the background property.

Example

p{
background-color: green;
font-size: 30px;
color:white;
}

background-color: green;

font-size: 30px;

color:white;

}