.face-btn {
  position:fixed;
  width:80px;
  height:80px;
  bottom:115px;
  right:40px;
  color:#FFF;
  border-radius:50px;
  text-align:center;
  font-size:50px;
  z-index:100;
}
.insta-btn {
  position:fixed;
  width:80px;
  height:80px;
  bottom:170px;
  right:40px;
  color:#FFF;
  border-radius:50px;
  text-align:center;
  font-size:50px;
  z-index:100;
}