Update blog cards template as interactive with hover

Purpose

The purpose of this PR is to fix #1591

[x] I have read and understood the development best practices guidelines
[x] I have performed a self-review of my own code
[x] I have commented my code, particularly in hard-to-understand areas
[x] I created a fork from the master branch and made my changes in to that same master branch
[x] My pull request is sent to the correct base branch in the original repo
[x] I have linked the issue I worked on to this pull request submitted by me
[x] File(s) or folder(s) now contain changes as specified in the issue i worked on
[x] I certify that I ran my checklist.

## Learning