Open a new file that would have 766x329 px and 72 dpi. Using the indicated tool

, marked out that place under the main site’s header, then you should apply these parameters from below:
Blending Options-Gradient Overlay
Gradient’s parameters:

Then you should take the same instrument

and represent the main header’s part colored in
484846.

Represent now, on the basic header’s part a publicity panel with the instrument

. Don’t forget about parameters.
Blending Options-Inner Glow