Whatsapp icon

Hi.

I have created a project with the option to show as a shortcode.
I have 2 doubts that I would like to help me solve:

1. Whatsapp icon, could only appear when browsing mobile devices?
2. Can I add a share text next to the icons?

view image: https://www.dropbox.com/s/tg2s0l66lzasmc4/share%20social.png?dl=0

Thanks!!