Update dep styling @mui/styles with @mui/system

[traycn]

Overview

We need to update all @mui/styles implementations to use @mui/system for the code health of the application.

More Info (optional)

Link to deprecated @mui/styles docs here
Link to @mui/system docs here

Action Items

• Locate the implementation of @mui/styles
• Update styling to use @mui/system

Resources/Instructions

[Replace this text - Provide these resources here if exist. Provide screenshot only if the issue has visual
changes on the site, do not post screenshots of codebase]

• Figma design file link
• Related previous ticket

Screenshot before proposed changes

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Screenshot after proposed changes

[insert screenshot here]