.to-cdbcontact a {
    margin: 0 auto;
    background-color: #18adb5;
    padding: 20px;
    border: 2px solid #18adb5;
    color: #fff;
}

.to-cdbcontact a:hover {
    background-color: #fff;
    color: #18adb5;
    text-decoration: none;
}
.to-cdbcontact {
    margin-bottom: 20px;
}