/* -------------------------------------------------------------- 
  
   * Filename	:   style.css
   * Version	:   1.0.0 (2008-12-03) YYYY-MM-DD
   * Website	:  	http://www.productivedreams.com
   * Email		:	productivedreams@gmail.com
   * Author		:  	Gopal Raju
   * Description: 	CSS Tutorial
  
  == STRUCTURE: ==================================
   * Page width:            100%
   * Number of columns:     1
  ================================================ 
  
*/

body{
font-size: 13px;
font-family: Arial, verdana, Trebuchet MS;
}

.red{
width:100px;
height: 100px;
background: red;
}

.opacity{
width:100px;
height: 100px;
background: #000;
margin-top: -50px;
margin-left: 50px;
filter: alpha(opacity = 50);
}