<!DOCTYPE html> <html> <head> <style> #headerpic { width: 60%; height: auto; margin-right : auto; margin-left : auto; min-width : 220px; } .header { text-align: center; padding: 32px; } #iconpic { width: 20%; height: auto; margin-right : auto; margin-left : auto; min-width : 120px; } .appurl { color: grey; font-size: 100%; } .appdesc { color: black; font-size: 65%; } button { border: none; outline: 0; display: inline-block; padding: 8px; color: white; background-color: #000; text-align: center; cursor: pointer; width: 100%; font-size: 18px; } a { text-decoration: none; color: black; } button:hover, a:hover { opacity: 0.7; } </style> </head> <body> <div class="header"> <a href="index.html"><img id="headerpic" class="img-responsive" src="images/logo.png"></a> <h3>An upgrade is scheduled</h3> <h3>Systems may be temporarily unavailable in the next few minutes</h3> <p>Upgrades happen automatically. You don't need to start them manually like this, except in rare circumstances.</p> <br> <form action="index.html"> <input type="submit" value="Go Back" /> </form> </div> </body> </html>