The following properties are generally used in CSS3

Introduction to Properties>

em element will make the content emphasized
font-size selects a font size including xx-small, x-small, small, smaller, medium, large, larger, x-large and xx-large
font-family selects a font name such as arial or calibri
text-decoration indicates properties like

underline
overline
line-through
blink

font-weight picks the "boldness" of text including

lighter
normal
bold
bolder
Boldness can also take a number mulitple of 100 instead of text. For example, normal is equal to 400 and bold is set to 700.

This is an example of inline CSS

Two embedded styles are shown here:

Web Courses online

This is an example of how to use embeded style sheet in HTML5. This code is rendered by most web browsers.

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The code is here to try out

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	<!DOCTYPE html> 

	<!--Embeded style sheet.html --> 

	<html> 

		<head> 

			<title> Embeded style sheet  </title> 

			<META NAME="Keywords" CONTENT="Inline style" > 

			<META NAME="Description" CONTENT="CSS Tutorial" > 

			<style type = "text/css"> 

			h2 {font-family:arial,  sans-serif;} 

			h4 {font-family:calibri  sans-serif; font-size:14pt;}

			.important {color:red;} 

			</style> 

			</head> 

			<body> 

			<h3 style="color:red;   font-size:14;"> This is an example of inline CSS </h3> 

			Two embedded styles are shown here:

			<h2 class = "important" Web Courses online </h2> 

			<h4> This is an example of how to use embeded style sheet in HTML5. This code is rendered by most web browsers.</h4> 

			</p> 

			</body>

			</html>

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