.btn-primary {
    margin: 10px auto;
}
.btn-primary td a {
    background-color: #348eda;
    border: solid 1px #348eda;
    border-radius: 25px;
    border-width: 10px 20px;
    display: inline-block;
    color: #ffffff !important;
    cursor: pointer;
    font-weight: bold;
    line-height: 2;
    text-decoration: none;
}