Go to Admin » Appearance » Widgets » and move Gabfire Widget: Social into that MastheadOverlay zone
https://www.youtube.com/watch?v=K_O2GlhlXcw
https://www.youtube.com/watch?v=3FF0cRlgGlo
https://www.youtube.com/watch?v=YPZPNDGLkyY
https://www.youtube.com/watch?v=sSU-wqF_Lxg
https://www.youtube.com/watch?v=aAP6nqEgeUs&list=PLAMr1pKvdSPWsiR7q–dnBuiTqnK0z2rn