Summary:
This PR adds a hover underline effect to the phone number and email links in the contact list. The changes aim to improve the user experience by making the links more interactive and visually appealing.

Changes Made:

• Removed the default underline from the phone and email links using inline CSS (style="text-decoration: none;").
• Added a hover effect using a <style> block to underline the links when hovered over.
• Ensured alignment with existing CSS styles and framework conventions.

Testing:

• Verified that the hover effect works correctly across different browsers.
• Tested responsiveness across different screen sizes.
• Ensured proper rendering of the contact list and its content.

Related Issue:
Closes #8