opnsense-docs/source/_static/css/theme-overrides.css

/* override table width restrictions */
@media screen and (min-width: 767px) {

    .wy-table-responsive table td {
        /* !important prevents the common CSS stylesheets from overriding
           this as on RTD they are loaded after this stylesheet */
        white-space: normal !important;
    }

    .wy-table-responsive {
        overflow: visible !important;
    }
}

body {
    overflow-wrap: break-word;
}