New Page: Design for sustainability

[kevinmweaver]

Adding new content for Design for sustainability

Changelog

New

• Design for sustainability page
• Images
• Custom styles for the new page
• PDF for download

Changed

• New Impact navigation
• New call out on the Impact page
• Added new logic for the buttons to support the download icon instead of the launch icon (WebsiteTile.js)

Removed

• Nothing!

[ibmdotcom-bot]

Deploy preview created: https://ibm-design.github.io/design-website/deploy-previews/496/index.html

Built with commit: dfb853b66ecd1c2b0e5b604234f0016c7a3f3b37