ul.slides li a {
    display: inline-grid;
}

ul.slides  a.shareCertificate {
    background: #0a66c2;
    padding: 3px 5px;
    color: #fff;
    border-radius: 5px;
    text-align: left;
}

ul.slides  a.shareCertificate i {
    font-size: 23px !important;
}