Look enhancement of features section

[An525ish]

Is your feature request related to a problem? Please describe. The overall appearance of features section look dull and need an upgradtion

Describe the solution you'd like I will redesign the cards and will add some better animation to make it look more appealing to users

https://github.com/DSC-JSS-NOIDA/QuickLearn/assets/93612051/384a9dda-01ce-4548-a14b-a1f7f6e2c835

--will change the colors and modify the care according to the theme

Describe alternatives you've considered A clear and concise description of any alternative solutions or features you've considered.

Additional context Add any other context or screenshots about the feature request here.