[STYLE CHANGE] Add margin to 'Read a Shlok' card buttons for better design

**Description:**

Add margin to buttons on the cards of the 'Read a Shlok' section for cleaner design.

**Reason for Change:**

Cleaner design and view.

**Current Styling:**

Currently, the buttons stick to the bottom border of the card.

**Proposed Styling:**

Provide some margin at the bottom so that the buttons are above the bottom border of the cards and thus look better.

**Screenshots or Design Mockups (optional):**

Currently, the buttons are like this:


I feel this would look better: