Simple Website Button

Create a new file (File>New) having 450x450 px and 72 dpi.

Next we'll use the Rounded Rectangle Tool (U) to represent the primary layer of the button we'll represent below.

The layer's parameters:

Blending Options>Drop Shadow

Blending Options>Inner Shadow

Blending Options>Gradient Overlay

Gradient's parameters:

Blending Options>Stroke

Gradient's parameters:

Using the details from the next table, we'll try to write the button's name:

The layer's parameters:

Blending Options>Outer Glow

Blending Options>Gradient Overlay

Gradient's parameters:

Select now the Rectangle Tool (U) to represent on the lowest button's half a darkening:

The layer's parameters:

Fill 0% on the layers.

Blending Options>Gradient Overlay

Gradient's parameters:

Drawing the button is finished!