.testimonial-lightbox {
  position: fixed;
  width: max-content;
  max-width: calc(100vw - 2rem);
  max-height: calc(100dvh - 2rem);
  margin: auto;
  padding: 2.5rem 1rem 1rem;
  overflow: auto;
  border: 0;
  border-radius: 18px;
  background: #17141c;
  box-shadow: 0 24px 80px rgba(15, 8, 25, .45);
}

.testimonial-lightbox::backdrop { background: rgba(13, 8, 20, .82); }

.testimonial-lightbox__image {
  display: block;
  width: auto;
  height: auto;
  max-width: calc(100vw - 4rem);
  max-height: calc(100dvh - 5.5rem);
  object-fit: contain;
  border-radius: 8px;
}

.testimonial-lightbox__close {
  position: absolute;
  top: .25rem;
  right: .5rem;
  width: 2rem;
  height: 2rem;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: transparent;
  color: #fff;
  font: 2rem/1 Arial, sans-serif;
  cursor: pointer;
}

.testimonial-lightbox__close:focus-visible { outline: 2px solid #bd91ff; outline-offset: 2px; }