fixed shipping/receiving buttons

https://github.com/primergrey/greystonealloys.com/issues/28
phone links for mobile, and link on google maps

https://github.com/primergrey/greystonealloys.com/issues/27
made footer like comp on mobile

https://github.com/primergrey/greystonealloys.com/issues/52
fixed email signup wrapping on mobile

https://github.com/primergrey/greystonealloys.com/issues/51
fixed link color for mobile on contact phone #s

https://github.com/primergrey/greystonealloys.com/issues/50