How to make Gradient using CSS3 ?

Gradient Color Using CSS3 Example

1.  <html>
2. <head>
3. <style type="text/css">
4. #excss{height:250px; 
5. background: liner-gradient(red, blue); 
6. background: -o-liner-gradient(red, blue); /*for oper*/
7. background: -webkit-liner-gradient(red, blue); /*for safari*/
8. backgruond: -moz-liner-gradient(red, blue); /*for firefox*/
9. }
10. <style>
11. </head>
12. <body>
13. <h1>Liner Gradient</h1>
14. <div id="excss"></div>
15. </body>
16. </html>