Update Bullet Fired from Ships and modify alignment of page

[Shalinis19137]

What does this PR do?

This PR updates the behavior of bullets fired from ships in the Alien Invasion Defense game. The modification enhances the mechanics of the bullets, including speed, direction, and collision detection for a smoother and more engaging gameplay experience. In addition, the alignment and layout of the game's web page have been refined to improve the user interface, providing a more cohesive and visually appealing design.

Fixes #39 (Enhance bullet mechanics and improve page alignment).

Type of change

• Bug fix (non-breaking change which fixes an issue with bullet mechanics)
• New feature (non-breaking change which adds improvements to page alignment)

How should this be tested?

1. Test A : Bullet Mechanics

   • Run the game and verify that bullets fired from the ships move smoothly and accurately.
   • Check for proper collision detection with enemy ships.
   • Test at different difficulty levels to ensure the bullets behave as expected.

2. Test B : Page Alignment

   • Load the game page and verify that all elements, including the control buttons, live score, and game instructions, are properly aligned.
   • Test on different screen sizes (desktop, tablet, mobile) to ensure responsive design.

Mandatory Tasks

• Self-reviewed the code for quality.
• Tested bullet mechanics in different game scenarios.
• Verified alignment changes on various devices and screen sizes.

I am a beginner in this field if you like my work please provide points under gssocs-ext 2024

[github-actions]

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