"Free Trial" and "Support" nav buttons

[kimsauce]

Purpose of this pull request

Redesigned "Free trial" and "Contact support" buttons.

Select the type of change

• Minor Changes - Typos, formatting, slight revisions
• Update Content - Revisions, updating sections
• New Content - New features, sections, pages, tutorials
• Site and Tools - .clabot, version updates, maintenance, dependencies, new packages for the site (Docusaurus, Gatsby, React, etc.)

Ticket (if applicable)

https://sumologic.atlassian.net/browse/DOCS-394

[JV0812]

Minor suggestion.

[jpipkin1]

@kimsauce, when I click "Contribute to Docs", the Support button changes to this:

Also, the dark down arrow in the light mode is not readable. Could you make the down arrow blue so that it will show up in both light and dark mode?

[kimsauce]

@kimsauce, when I click "Contribute to Docs", the Support button changes to this...

Also, the dark down arrow in the light mode is not readable. Could you make the down arrow blue so that it will show up in both light and dark mode?

Fixed the "Contribute to Docs" issue and I made the text + arrow color both white in light + dark mode. Thanks for your review!

fixed