The most important part of an website is its header. It may contain site title, site description, website logo, header image, search box, advertisement or any other widget.
The best among all premium themes is undoubtedly Genesis Theme Framework. There are many genesis child themes which are absolutely rocking.
Genesis is a premium theme framework. There is an SEO Option built in with this theme. So, you don’t need to install any SEO plugin for Genesis Child theme.