.social-btns .btn,
.social-btns .btns:before,
.social-btns .btns .fa {
  transition: all 0.35s;
  transition-timing-function: cubic-bezier(0.31, -0.105, 0.43, 1.59);
}
.btns:hover svg{
  color: white;
}
.social-btns .btns:before {
  top: 90%;
  left: -110%;
}
.social-btns .btns .fa {
  transform: scale(0.8);
}
.social-btns .btns.facebook:before {
  background-color: #3b5998;
}
.social-btns .btns.facebook .fa {
  color: #3b5998;
}
.social-btns .btns.twitter:before {
  background-color: #3cf;
}
.social-btns .btns.twitter .fa {
  color: #3cf;
}
.social-btns .btns.google:before {
  background-color: #dc4a38;
}
.social-btns .btns.google .fa {
  color: #dc4a38;
}
.social-btns .btns.dribbble:before {
  background-color: #f26798;
}
.social-btns .btns.dribbble .fa {
  color: #f26798;
}
.social-btns .btns.skype:before {
  background-color: #00aff0;
}
.social-btns .btns.skype .fa {
  color: #00aff0;
}
.social-btns .btns:focus:before,
.social-btns .btns:hover:before {
  top: -10%;
  left: -10%;
}
.social-btns .btns:focus .fa,
.social-btns .btns:hover .fa {
  color: #fff;
  transform: scale(1);
}
.social-btns {
  margin: auto;
  font-size: 0;
  text-align: center;
  position: fixed;
  top: 50%;
  transform: translateY(-50%);
  left: 10px;
}
.social-btns .btns {
  width: 50px;
  height: 50px;
  line-height: 90px;
  margin: 10px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
  border-radius: 28%;
  box-shadow: rgba(0, 0, 0, 0.19) 0px 10px 20px, rgba(0, 0, 0, 0.23) 0px 6px 6px;
  opacity: 0.99;
}
.social-btns .btns svg {
  margin: auto;
  z-index: 1;
}
.social-btns .btns:before {
  content: '';
  width: 120%;
  height: 120%;
  position: absolute;
  transform: rotate(45deg);
}
.social-btns .btns .fa {
  font-size: 38px;
  vertical-align: middle;
}