A Touch-Optimized Web Framework jQuery Mobile is a user interface system designed to make responsive web sites and apps that are accessible on all smartphone, tablet and desktop devices.
jQuery Mobile Ultimate : Design amazing apps using jQuery. Use jQuery for designing mobile apps for IOS ,ANDROID , BLACKBERRY phone and be a professional app designer using jQuery.
Buy Breathe - jQuery Mobile Based Template by xRicrdx on ThemeForest. Over 170 bg textures which you can use for (header and footer bg). Css updated so now you can.
example of jQuery mobile back button UI
10 handy jQuery mobile tips and snippets to get you started | Webdesigner Depot
Mobile App Design
In terms of screen size, mobile devices have smaller screens than a PC monitor.