Fixing background and text color

[narumigsa]

lightening background and darkening text color

lightening background and darkening text color

security considerations

none

[wesley-dean-gsa]

Perfect!

[github-actions]

Pa11y testing results

``` Welcome to Pa11y

Running Pa11y on URL https://federalist-a2423046-fe43-4e75-a2ef-2651e5e123ca.sites.pages.cloud.gov/preview/gsa-tts/tts.gsa.gov//narumigsa-patch-3/

No issues found!

[github-actions]

🦙 MegaLinter status: ⚠️ WARNING

Descriptor	Linter	Files	Fixed	Errors	Elapsed time
✅ ACTION	actionlint	4		0	0.07s
✅ BASH	shellcheck	1		0	0.08s
✅ BASH	shfmt	1	0	0	0.25s
⚠️ CSS	scss-lint	2		1	2.94s
✅ JAVASCRIPT	prettier	6	0	0	1.04s
✅ JSON	jsonlint	7		0	0.19s
✅ JSON	npm-package-json-lint	yes		no	0.58s
✅ JSON	prettier	7	0	0	1.18s
✅ JSON	v8r	7		0	9.57s
⚠️ MARKDOWN	markdownlint	20	0	12	1.91s
⚠️ MARKDOWN	markdown-link-check	20		1	10.48s
✅ MARKDOWN	markdown-table-formatter	20	0	0	0.36s
✅ REPOSITORY	checkov	yes		no	17.21s
✅ REPOSITORY	gitleaks	yes		no	0.23s
✅ REPOSITORY	git_diff	yes		no	0.21s
✅ REPOSITORY	grype	yes		no	15.39s
✅ REPOSITORY	secretlint	yes		no	2.64s
✅ REPOSITORY	trivy	yes		no	9.82s
✅ REPOSITORY	trivy-sbom	yes		no	3.19s
✅ REPOSITORY	trufflehog	yes		no	3.94s
⚠️ SPELL	cspell	20		1	3.07s
✅ YAML	prettier	14	0	0	1.28s
✅ YAML	v8r	11		0	11.67s
✅ YAML	yamllint	14		0	0.49s

See detailed report in MegaLinter reports

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[wesley-dean-gsa]

closes #188