.wp-block-plgshow-wp-plg-showroom{
    font-family: -apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen-Sans,Ubuntu,Cantarell,Helvetica Neue,sans-serif;
    width: 100%;
    text-align: center;
    background:#f0f0f0;
    padding-bottom: 20px;
}
input.wp-block-plgshow-wp-plg-showroom{
    width:50%;
}