davidhbrown-uri

/**
 * Demonstration of fixed and relative position
 */
#filter {width: 96%; height: 98%; opacity: 0.9; background-color: gray; 
position: fixed; left: 2%; top: 2%; margin: 0; padding: 0;}
#focus {width: 80%; min-height: 80%; background-color: white; 
position: relative; left: 10%; top: 10%; 
border: solid silver;
opacity: 0.99; font-size: 150%;}
#focus > * {text-align: center; valign: center;}