In this tutorial you will design an interface for a modern MP3 player. 

Firstly create a new file (File>New), having 1024x768 px and 72 dpi. The Rectangle Tool (U) will help us to represent a rectangle on the whole page.



Select Blending Options>Gradient Overlay and set the parameters from below:



Set the gradient also, taking care of the colors’ codes shown next:



It’s the picture we should get for now:



Now we’ll try to create the corps of the player to be, so let’s choose the Rounded Rectangle Tool (U) with 35 px radius to represent a corps with rounded corners, placing it the way demonstrated below.



Make it look of metal texture. Select Blending Options>Gradient Overlay:

 



We should get the next picture:



Next step we should make the corps look thicker, just for it not to let the impression of being too thin as a sheet of paper. So select Blending Options>Stroke and set the next parameters:

 



Using the Rectangle Tool (U), it’s possible to represent a screen. Fill 0% on the layer’s parameters:



Select Blending Options>Gradient Overlay