[ENHANCE] Fix styles for Successful project creation modal (🟠 AWAITING TESTNET ENV)

[lachlanglen]

Title

Fix styles for Successful project creation modal. Cannot start this until testnet env is available (see this ticket), as need to be able to test registering dummy projects.

Summary

Styles should match designs

Motivation

[More detailed explanation of the motivation for the enhancement, including any benefits it would provide]

Description

[Detailed description of the enhancement, including how it would work and any design considerations]

Alternatives

[Discussion of any alternative solutions that were considered and why the proposed solution is preferred]

Risks

[Identification and mitigation of any potential risks associated with the enhancement]

Acceptance Criteria

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Additional Information

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