Improved admin button styles

[rlamana]

The new look of the buttons:

[github-actions[bot]]

Your preview environment pr-92-cindylopez has been deployed.

Preview environment endpoints are available at:

• https://movies-pr-92-cindylopez.demo.okteto.dev/catalog
• https://movies-pr-92-cindylopez.demo.okteto.dev
• https://movies-pr-92-cindylopez.demo.okteto.dev/admin
• https://movies-pr-92-cindylopez.demo.okteto.dev/rent
• https://movies-pr-92-cindylopez.demo.okteto.dev/rentals
• https://movies-pr-92-cindylopez.demo.okteto.dev/users