.sa-el-document-viewer iframe {
    border: none
}

iframe[data-src]:not(.lazy-loaded) {
    background: rgba(152, 152, 152, 0.07);
    background-image: url('https://www.sa-elementor-addons.com/wp-content/uploads/2019/11/loading.svg');
    background-repeat: no-repeat;
    background-position: center
}

iframe.sa-el-cover {
    pointer-events: none
}