.mc-newsletter-signup-form,
.mc-newsletter-signup-form .elementor-widget-container,
.mc-newsletter-signup-form .hbspt-form,
.mc-newsletter-signup-form iframe {
    width: 100% !important;
    max-width: none !important;
}

.mc-newsletter-signup-form iframe {
    display: block;
    background: transparent;
}