Inline: Inline Style Sheet is used to style only a small piece of code.
Syntax
<htmltag style="cssproperty1:value; cssproperty2:value;"> </htmltag>
Embedded: Embedded style sheets are put between the <head>…</head> tags.
Syntax
<style>
body {
background-color: linen;
}
h1 {
color: red;
margin-left: 80px;
}
</style>
External: This is used to apply the style to all the pages within your website by changing just one style sheet.
Syntax
<head>
<link rel="stylesheet" type="text/css" href="mystyle.css">
</head>