.sp-popup[hidden] {
  display: none;
}

.sp-popup {
  position: fixed;
  inset: 0;
  z-index: 99999;
  display: grid;
  place-items: center;
  padding: 16px;
  background: rgba(0, 0, 0, 0.62);
}

.sp-popup__dialog {
  position: relative;
  width: min(1100px, 96vw);
}

.sp-popup__image {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 10px;
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.35);
}

.sp-popup__close {
  position: absolute;
  top: -14px;
  right: -14px;
  width: 42px;
  height: 42px;
  border: 0;
  border-radius: 50%;
  background: #fff;
  color: #222;
  font-size: 30px;
  line-height: 1;
  cursor: pointer;
  box-shadow: 0 4px 18px rgba(0, 0, 0, 0.35);
}

@media (max-width: 600px) {
  .sp-popup {
    padding: 10px;
  }

  .sp-popup__close {
    top: -10px;
    right: -10px;
  }
}