VOTE-949: Style refinements to CTA text + image

[mlloydbixal]

Jira ticket

VOTE-949

Description

Adds breakpoints matching this figma reference:
https://www.figma.com/file/E70piAGXmi4UzrHs0A90cm/Vote.gov-Redesign-2024-(Master)?node-id=4697%3A2991&mode=dev

Deployment and testing

Pre-deploy

1. Insert any required steps to take before merging and running post-deploy.

Post-deploy

1. Insert any required steps to take before beginning test.

QA/Test

1. lando retune
2. npm run build
3. make sure there is a CTA block with content in it
4. check styling against figma file and test with different content lengths

Checklist for the Developer

• A link to the JIRA ticket has been included above.
• No merge conflicts exist with the target branch.
• Automated tests have passed on this PR.
• A reviewer has been designated.
• Deployment and testing steps have been documented above, if applicable.

Checklist for the Peer Reviewers

• The file changes are relevant to the task objective.
• Code is readable and includes appropriate commenting.
• Code standards and best practices are followed.
• QA/Test steps were successfully completed, if applicable.
• Applicable logs are free of errors.