The left navigation button on the slider is missing an arrow icon, making it unclear that users can navigate backward.

Steps to Reproduce:¶

1. Open the homepage.
2. Locate the main image slider.
3. Observe the navigation buttons on the left and right sides.

Expected Result:¶

Both navigation buttons should display arrows indicating navigation direction.

Actual Result:¶

The left navigation button is missing an arrow icon, while the right button has it.