Make buttons width responsive

[xhamyd]

From #16 issue:

<!-- TODO: https://getbootstrap.com/docs/4.0/components/button-group/#basic-example -->
<!-- TODO: Switch btn-group-justified to btn-group-vertical based on viewport (572px?)
                   Source: https://codepen.io/richerimage/pen/jEXWWG -->

[iamrishavraj1]

Hey , Can You Please Assign me This issue

[xhamyd]

Hi @iamrishavraj1 , thanks for showing interest in my Personal Website project! Right now, I have the project set up for public viewing of my personal contributions to this repo. At this moment, I am not accepting outside contributions to this project.

Since I don't have a contribution license set up for this project, I encourage you to comment on #33 for any bugs or suggestions you may have for the project. Thanks again for your interest, and take care!