Renewed header design
Renewed banners images
Merge branch 'S2-main' of https://github.com/chipsergik/Netping_modern into chipsergik-S2-main

Conflicts:
	NetPing_modern.v12.suo
	NetPing_modern/Content/Themes/header-footer.css
	NetPing_modern/Resources/Views/Catalog/Index.ru.resx
	NetPing_modern/Views/Shared/Header.cshtml
	NetPing_modern/bin/NetPing_modern.dll
	NetPing_modern/bin/NetPing_modern.pdb
	NetPing_modern/obj/Release/DesignTimeResolveAssemblyReferencesInput.cache
	NetPing_modern/obj/Release/NetPing_modern.csproj.FileListAbsolute.txt
	NetPing_modern/obj/Release/NetPing_modern.csproj.GenerateResource.Cache
	NetPing_modern/obj/Release/NetPing_modern.dll
	NetPing_modern/obj/Release/NetPing_modern.pdb
Merge branch 'chipsergik-S2-main' into S2-main