.social-share {
    float: right;
}
ul.share-buttons{
  list-style: none;
  padding: 0;
}

ul.share-buttons li{
  display: inline;
  margin: 0 3px;
}

ul.share-buttons li a{
  display: inline;
  text-decoration: none;
}

ul.share-buttons li a > img {
    width: 25px;
}

ul.share-buttons .sr-only {
  position: absolute;
  clip: rect(1px 1px 1px 1px);
  clip: rect(1px, 1px, 1px, 1px);
  padding: 0;
  border: 0;
  height: 1px;
  width: 1px;
  overflow: hidden;
}
ul.share-buttons .line-icon{
    background-color: #00b900;
    border-radius: 100%;
    width: 27px;
    height: 27px;
    display: inline-block;
}
ul.share-buttons .line-icon img{
    border-radius: 100%;
    width: 27px;
    height: 27px;
    padding: 3px;
}

ul.share-buttons li img:hover,
ul.share-buttons li .line-icon:hover{
  -webkit-filter: grayscale(100%);
  filter: gray;
}