.cb-bbpress-new-reply {
    display: table;
    width: 100%;
    float: left;
    text-align: center;
    height: auto;
    vertical-align: middle;
    height: 50px;
}
.cb-bbpress-new-reply p {
    display: table-cell;
    vertical-align: middle;
}
.cb-bbpress-new-reply p a.button {
    background: #3278BC;
    padding: 10px;
    border-radius: 5px;
    text-decoration: none !important;
    box-shadow: inset 1px 1px 14px -8px #000;
    color: #FFF;
}