<link href="//netdna.bootstrapcdn.com/bootstrap/3.2.0/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css"> <script src="//netdna.bootstrapcdn.com/bootstrap/3.2.0/js/bootstrap.min.js"></script> <script src="//code.jquery.com/jquery-1.11.1.min.js"></script> <!------ Include the above in your HEAD tag ----------> <link href="//netdna.bootstrapcdn.com/font-awesome/4.1.0/css/font-awesome.min.css" rel="stylesheet"> <div class="container"> <div class="row"> <div class="col-md-6"> <!--Windows--> <div class="panel panel-primary"> <div class="panel-heading"> <h3 class="panel-title"><i class="fa fa-windows fa-2x"></i> Microsoft Windows</h3> </div> <div class="panel-body"> <img src=""></a> <ul> <li>Developer: <a href="http://www.microsoft.com/en-us/default.aspx" target="_blank">Microsoft</a></li> <li>Written in: Assembly, C, C++</li> <li>OS family: Windows 9x, Windows CE and Windows NT</li> <li>Working state: Publicly released</li> <li>Source model: Closed / Shared source</li> <li>Initial release: November 20, 1985; 28 years ago, as Windows 1.0</li> <li>Marketing target: Personal computing</li> <li>Available in: 137 languages</li> <li>Update method: Windows Update, Windows Anytime Upgrade, Windows Store, WSUS</li> <li>Package manager: Windows Installer (.msi), Windows Store (.appx)</li> <li>Supported platforms: ARM, IA-32, Itanium, x86-64</li> <li>Kernel type: Windows NT family: Hybrid, Windows 9x and earlier: Monolithic (MS-DOS)</li> <li>Default user interface: Windows shell</li> <li>License: Proprietary commercial software</li> <li><i class="fa fa-external-link"></i> Official website: <a href="http://windows.microsoft.com/" target="_blank">windows.microsoft.com</a></li> <li><i class="fa fa-external-link"></i> Source: <a href="http://en.wikipedia.org/wiki/Microsoft_Windows" target="_blank">en.wikipedia.org/wiki/Microsoft_Windows</a></li> </ul> </div> </div> </div> <!--OS X--> <div class="col-md-6"> <div class="panel panel-primary"> <div class="panel-heading"> <h3 class="panel-title"><i class="fa fa-apple fa-2x"></i> Apple Mac OS X</h3> </div> <div class="panel-body"> <img src=""></a> <ul> <li>Developer: <a href="http://www.apple.com" target="_blank">Apple Inc.</a></li> <li>Written in: Objective-C, C, C++</li> <li>OS family: Mac OS, Unix</li> <li>Working state: Current</li> <li>Source model: Closed source(with open source components)</li> <li>Initial release: March 24, 2001</li> <li>Marketing target: Personal computing</li> <li>Available in: Multi-lingual</li> <li>Update method: Apple Software Update, Mac App Store</li> <li>Supported platforms: x86-64: versions 10.4.7 through 10.9.3, IA-32: versions 10.4.4 through 10.6.8, PowerPC: versions 10.0 through 10.5.8</li> <li>Kernel type: Hybrid (XNU)</li> <li>Default user interface: Graphical (Aqua)</li> <li>License: OS X EULA</li> <li><i class="fa fa-external-link"></i> Official website: <a href="http://www.apple.com/osx" target="_blank">apple.com/osx</a></li> <li><i class="fa fa-external-link"></i> Source: <a href="http://en.wikipedia.org/wiki/OS_X" target="_blank">en.wikipedia.org/wiki/OS_X</a></li> </ul> </div> </div> </div> </div> </div>