Tryit Editor v1.8

Source Code:
<!DOCTYPE html> <html> <head> <style> body { margin-left:200px; background:#5d9ab2 url('img_tree.png') no-repeat top left; } .container { text-align:center; } .center_div { border:1px solid gray; margin-left:auto; margin-right:auto; width:90%; background-color:#d0f0f6; text-align:left; padding:8px; } </style> </head> <body> <div class="container"> <div class="center_div"> <h1>Hello World!</h1> <p>This example contains some advanced CSS methods you may not have learned yet. But, we will explain these methods in a later chapter in the tutorial.</p> </div> </div> </body> </html>
Result:
W3Schools.com - Try it yourself