div[class^='real3dflipbook'], div[class*='real3dflipbook'] {
    background: #565656;
    padding: 30px !important;
    display: flex !important;
    flex-flow: column;
    align-items: center;
}

div[class^='real3dflipbook'] span, div[class*='real3dflipbook'] span {
    color: #fff;
    border: 1px solid #fff;
    padding: 15px !important;
    margin: 13px;
    width: 100%;
}