[style] Improve layout and styling of event-related components

[Aloento]

Summary of the Pull Request:
This pull request introduces a series of styling and layout enhancements across multiple event-related components. The updates focus on improving the overall visual consistency, responsiveness, and usability of the components within the UI.

Changes Include:

• EventLog Component

  • Updated styling for improved spacing and readability.

• EventItem Component

  • Refined layout using enhanced flexbox properties to ensure better alignment and responsiveness.

• EventGrid Component

  • Improved title handling on mobile devices for better user experience.

• History Component

  • Adjusted padding and spacing for the event list to provide a cleaner and more structured layout.