.share-buttons .img-btn {
  display: block;
  text-indent: -9999em;
  overflow: hidden;
  background-position: 50% 50%;
  background-repeat: no-repeat;
  background-size: cover;
}
.share-buttons .fa-btn {
  position: relative;
  display: block;
  text-indent: -9999em;
  overflow: hidden;
  font-family: Fontawesome;
}
.share-buttons .fa-btn:before {
  display: block;
  text-indent: 0;
  text-align: center;
  line-height: inherit;
  font-family: Fontawesome;
}
.share-buttons ul.share-buttons-list {
  display: block;
  padding: 0;
  margin: 0;
  list-style: none;
}
.share-buttons .share-buttons-list > li {
  display: inline-block;
  margin: 0 -4px 0 10px;
  padding: 0;
  vertical-align: top;
  text-align: left;
  list-style: none;
  background: none;
}
.share-buttons .share-buttons-list > li > a {
  display: block;
  border-radius: 50%;
  width: 40px;
  height: 40px;
  text-decoration: none;
  line-height: 40px;
  font-size: 20px;
  color: #fff;
  -webkit-transition: all ease;
  -webkit-transition-delay: .3s;
  -moz-transition: all ease .3s;
  -o-transition: all ease .3s;
  transition: all ease 0.3s;
  -webkit-filter: grayscale(100%);
  -moz-filter: grayscale(100%);
  filter: grayscale(100%);
  /*
  filter: url(images/gray.svg#grayscale);
  filter: gray;
  */
}
.share-buttons .share-buttons-list > li:first-child {
  margin-left: 0;
}
.share-buttons .share-buttons-list > li > a:hover,
.share-buttons .share-buttons-list > li > a:active {
  text-decoration: none;
  -webkit-filter: grayscale(0);
  -moz-filter: grayscale(0);
  filter: grayscale(0);
  /*
  -webkit-transform: scale(1.1);
  -moz-transform: scale(1.1);
  -ms-transform: scale(1.1);
  -o-transform: scale(1.1);
  transform: scale(1.1);
  */
}
.share-buttons .share-buttons-list > li > .fa-btn {
  font-size: 20px;
  color: #fff;
}
.share-buttons .share-buttons-list > li > .fa-btn:before {}
.share-buttons .share-buttons-list > li > .fa-btn-facebook:before { content: "\f09a"; }
.share-buttons .share-buttons-list > li > .fa-btn-twitter:before { content: "\f099"; }
.share-buttons .share-buttons-list > li > .fa-btn-weibo:before { content: "\f18a"; }
.share-buttons .share-buttons-list > li > .fa-btn-google-plus:before { content: "\f0d5"; }
.share-buttons .share-buttons-list > li > a.facebook { background-color: #4267b2; }
.share-buttons .share-buttons-list > li > a.twitter { background-color: #41ABE1; }
.share-buttons .share-buttons-list > li > a.weibo { background-color: #E6162D; }
.share-buttons .share-buttons-list > li > a.google-plus { background-color: #db4437; }
.share-buttons .share-buttons-list > li > a.line { background-image: url(../images/line_icon.png); }
.share-buttons .share-buttons-list > li > a.plurk { background-image: url(../images/plurk_icon.png); }