add skip to content link

[aaaaargZombies]

Fixes #324

Description

• first tab item links past the header/nav and into the main element

@geeksforsocialchange/developers

[cloudflare-workers-and-pages[bot]]

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Latest commit:	fb92729
Status:	✅  Deploy successful!
Preview URL:	https://8e1e65a6.gfsc.pages.dev
Branch Preview URL:	https://324-skip-to-content.gfsc.pages.dev

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