Remove unnecessary paddings and borders from reels-canvas

[WERSIT35]

Problem

The reels-canvas currently has unnecessary paddings and borders that consume space and detract from the game layout.

Solution

Remove or minimize paddings and borders from the reels-canvas element to optimize space utilization and improve the visual presentation of the game board.

Tasks

• Identify and remove unnecessary CSS padding from reels-canvas
• Remove or reduce border styling that is not essential
• Test layout on multiple screen sizes to ensure proper rendering
• Verify that game functionality is not affected by the changes