.block-social-share > .content > ul {
    display: block;
    list-style: none;
    margin: 0;
    padding: 0;
}

.block-social-share > .content > ul > li {
    display: inline-block;
    list-style: none;
    margin: 0 5px 0 0;
}

a.social-share-facebook,
a.social-share-linkedin,
a.social-share-twitter {
    position: relative;
    border-radius: 3px;
    color: #fff;
    background: transparent !important; /* disable stock background-image */
}

.social-share-facebook::before,
.social-share-linkedin::before,
.social-share-twitter::before {
    position: absolute;
    display: block;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    padding: 6px 0 0;
    background: #000;
    border-radius: 5px;
    font: normal normal normal 21px/1 FontAwesome;
    font-size: 21px;
    text-indent: 0;
    text-align:center;
    text-rendering: auto;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.social-share-facebook::before {
    background-color: #3b5998;
    content: "\f09a";
}
.social-share-linkedin::before {
    background-color: #0084bf;
    content: "\f0e1";
}
.social-share-twitter::before {
    background-color: #1da1f2;
    content: "\f099";
}