.set_15_social-buttons {
float:left;
}

.set_15_social-button {
  display: inline-block;
  background-color: #fff;
  width: 60px;
  height:60px;
  cursor:pointer;
  line-height:60px;
  margin: 0 10px;
  text-align: center;
  position: relative;
  overflow: hidden;
  opacity: .99;
  border-radius: 28%;
  box-shadow: 0 0 30px 0 rgba(0, 0, 0, 0.05);
  -webkit-transition: all 0.35s cubic-bezier(0.31, -0.105, 0.43, 1.59);
  transition: all 0.35s cubic-bezier(0.31, -0.105, 0.43, 1.59);
}
.set_15_social-button:before {
  content: '';
  background-color: #000;
  width: 120%;
  height: 120%;
  position: absolute;
  top: 90%;
  left: -110%;
  -webkit-transform: rotate(45deg);
          transform: rotate(45deg);
  -webkit-transition: all 0.35s cubic-bezier(0.31, -0.105, 0.43, 1.59);
  transition: all 0.35s cubic-bezier(0.31, -0.105, 0.43, 1.59);
}
.set_15_social-button .fa {
  font-size: 38px;
  vertical-align: middle;
  -webkit-transform: scale(0.8);
          transform: scale(0.8);
  -webkit-transition: all 0.35s cubic-bezier(0.31, -0.105, 0.43, 1.59);
  transition: all 0.35s cubic-bezier(0.31, -0.105, 0.43, 1.59);
}
.set_15_social-button.Vfacebook:before {
  background-color: #3B5998;
}
.set_15_social-button.Vfacebook .fa {
  color: #3B5998;
}
.set_15_social-button.Vtwitter:before {
  background-color: #3CF;
}
.set_15_social-button.Vtwitter .fa {
  color: #3CF;
}
.set_15_social-button.Vgoogle:before {
  background-color: #DC4A38;
}
.set_15_social-button.Vgoogle .fa {
  color: #DC4A38;
}
.set_15_social-button.Vdribbble:before {
  background-color: #F26798;
}
.set_15_social-button.Vdribbble .fa {
  color: #F26798;
}
.set_15_social-button.Vskype:before {
  background-color: #00AFF0;
}
.set_15_social-button.Vskype .fa {
  color: #00AFF0;
}
.set_15_social-button:focus:before, .set_15_social-button:hover:before {
  top: -10%;
  left: -10%;
}
.set_15_social-button:focus .fa, .set_15_social-button:hover .fa {
  color: #fff;
  -webkit-transform: scale(1);
          transform: scale(1);
}