.rg-book-quotes {
    width: 100%;
    max-width: 100%;
    margin: 24px auto;
    background: transparent;
    overflow-anchor: none;
}
.rg-book-quotes > iframe.rg-book-quotes__frame {
    display: block;
    width: 100% !important;
    max-width: 100% !important;
    min-height: 200px;
    max-height: none !important;
    margin: 0 !important;
    padding: 0 !important;
    border: 0 !important;
    box-shadow: none;
    background: transparent;
    overflow-anchor: none;
}