Using `border-t` for Horizontal Dividers

Section 1

This is the first content section. We want to add a divider after this.

Section 2

This is the second content section, appearing after the horizontal divider created by `border-t`.

Section 3 (Thicker, Dashed Divider)

Example with a thicker (`border-t-4`) and dashed (`border-dashed`) top border.