W3Schools tutorial..web designing

				
				
				
				Tryit Editor v1.4
				
				
				function displayad()
				{
				document.getElementById("adframe").src="../tryitbanner.asp@secid=trycss&rnd=" + Math.random()
				}
				
				
				
				
				
				
				
				
				
				
								src="../tryitbanner.asp@secid=trycss&rnd=0.3211176">
				
				
				
				
				
				
				
				
				
				
				
				
				
				
				
				
				p.topmargin {margin-top: 5cm}
				
				
				
				
				This is a paragraph with no margin specified
				This is a paragraph with a specified top margin
				
				
				
				
				
				
				
				
				
				
				
				Edit the text above, and click on the button to see the result.