formstone/src/css/lightbox.css

Library of modular front end components.

.fs-lightbox {
  --fs-lightbox-duration: 0.25s;
  --fs-lightbox-timing: linear;
  --fs-lightbox-overlay-bg: rgba(0, 0, 0, 0.9);
  --fs-lightbox-loading-color: #fff;
  --fs-lightbox-loading-size: 40px;
  --fs-lightbox-loading-spread: 5px;
  --fs-lightbox-loading-duration: 0.75s;
  --fs-lightbox-item-duration: 0.25s;
  --fs-lightbox-item-timing: ease;
  --fs-lightbox-details-bg: rgba(0, 0, 0, 0.6);
  --fs-lightbox-details-color: #fff;
  --fs-lightbox-details-font: 16px / 1.4 sans-serif;
  --fs-lightbox-details-padding: calc(env(safe-area-inset-top, 0px) + 40px) calc(env(safe-area-inset-top, 0px) + 60px) calc(env(safe-area-inset-bottom, 0px) + 40px);
  --fs-lightbox-details-gap: 10px;
  --fs-lightbox-button-background: rgba(0, 0, 0, 0.8);
  --fs-lightbox-button-color: #fff;
  height: 100vh;
  width: 100vw;
  z-index: 999;
  opacity: 0;
  transition: opacity var(--fs-lightbox-duration) var(--fs-lightbox-timing);
}

@media (prefers-reduced-motion) {
  .fs-lightbox {
    --fs-lightbox-duration: 0s;
    --fs-lightbox-loading-duration: 0s;
    --fs-lightbox-item-duration: 0s;
  }
}

.fs-lightbox,
.fs-lightbox * {
  box-sizing: border-box;
}

.fs-lightbox-open {
  opacity: 1;
}

.fs-lightbox,
.fs-lightbox-overlay {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
}

.fs-lightbox-overlay {
  z-index: 0;
  background: var(--fs-lightbox-overlay-bg);
}

.fs-lightbox-sr {
  width: 1px !important;
  height: 1px !important;
  position: absolute !important;
  border-width: 0 !important;
  clip: rect(0, 0, 0, 0) !important;
  margin: -1px !important;
  overflow: hidden !important;
  padding: 0 !important;
  white-space: nowrap !important;
}

.fs-lightbox-container {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 1;
  user-select: none;
}

.fs-lightbox-container.fs-lightbox-touching {
  cursor: grabbing;
}

.fs-lightbox-item {
  position: absolute;
  top: env(safe-area-inset-top, 0px);
  right: env(safe-area-inset-right, 0px);
  bottom: env(safe-area-inset-bottom, 0px);
  left: env(safe-area-inset-left, 0px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--fs-lightbox-item-duration) var(--fs-lightbox-item-timing), transform var(--fs-lightbox-item-duration) var(--fs-lightbox-item-timing);
  transform: none;
}

.fs-lightbox-item_previous {
  transform: translate(-100%, 0);
}

.fs-lightbox-item_next {
  transform: translate(100%, 0);
}

.fs-lightbox-item.fs-lightbox-active.fs-lightbox-loaded {
  opacity: 1;
}

.fs-lightbox-rtl .fs-lightbox-item_previous {
  transform: translate(100%, 0);
}

.fs-lightbox-rtl .fs-lightbox-item_next {
  transform: translate(-100%, 0);
}

.fs-lightbox-container.fs-lightbox-touching .fs-lightbox-item {
  transition: none;
}

.fs-lightbox-wrap {
  max-height: 100%;
  max-width: 100%;
  display: flex;
  justify-content: center;
  position: relative;
}

.fs-lightbox-media {
  height: auto;
  width: auto;
  max-height: 100%;
  max-width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.fs-lightbox-media_video {
  max-width: 1200px;
  flex-grow: 1;
}

.fs-lightbox-media_image img {
  height: auto;
  width: auto;
  min-width: 200px;
  max-height: 100%;
  max-width: 100%;
  border: none;
  display: block;
  margin: auto;
  user-select: none;
  touch-action: none;
}

.fs-lightbox-video {
  position: relative;
  width: 100%;
}

.fs-lightbox-video iframe {
  aspect-ratio: 16 / 9;
  width: 100%;
  background: #000;
}

.fs-lightbox-iframe iframe {
  height: calc(100vh - env(safe-area-inset-top, 0px) - env(safe-area-inset-bottom, 0px));
  width: calc(100vw - env(safe-area-inset-left, 0px) - env(safe-area-inset-right, 0px));
  background: #000;
}

.fs-lightbox-element {
  max-width: 100%;
  max-height: 100%;
  overflow: auto;
}

.fs-lightbox-details {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--fs-lightbox-details-gap);
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 2;
  background: linear-gradient(to bottom, transparent, var(--fs-lightbox-details-bg));
  color: var(--fs-lightbox-details-color);
  font: var(--fs-lightbox-details-font);
  opacity: 0;
  padding: var(--fs-lightbox-details-padding);
  transition: opacity 0.001s var(--fs-lightbox-item-timing) 0s;
  pointer-events: none;
}

.fs-lightbox-details * {
  pointer-events: all;
}

.fs-lightbox-item.fs-lightbox-active .fs-lightbox-details {
  opacity: 1;
  transition-delay: var(--fs-lightbox-item-duration);
  transition-duration: var(--fs-lightbox-item-duration);
}

.fs-lightbox-container.fs-lightbox-touching .fs-lightbox-item.fs-lightbox-active .fs-lightbox-details {
  opacity: 0;
  transition-delay: 0.001s;
  transition-duration: 0s;
}

.fs-lightbox-close {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 40px;
  width: 40px;
  position: absolute;
  top: env(safe-area-inset-top, 0px);
  right: env(safe-area-inset-right, 0px);
  z-index: 2;
  appearance: none;
  background: var(--fs-lightbox-button-background);
  border: none;
  color: var(--fs-lightbox-button-color);
  cursor: pointer;
  padding: 0;
}

.fs-lightbox-close svg {
  width: 30px;
}

.fs-lightbox:not(.fs-lightbox-gallery) .fs-lightbox-control {
  display: none;
}

.fs-lightbox-control {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 40px;
  width: 40px;
  position: absolute;
  top: env(safe-area-inset-top, 0px);
  bottom: env(safe-area-inset-bottom, 0px);
  z-index: 2;
  appearance: none;
  background: var(--fs-lightbox-button-background);
  border: none;
  color: var(--fs-lightbox-button-color);
  margin: auto;
  padding: 0;
  opacity: 0.5;
  transition: opacity var(--fs-lightbox-duration) var(--fs-lightbox-timing);
}

@media screen and (max-width: 739px) {
  .fs-lightbox-control {
    top: auto;
  }
}

.fs-lightbox-control_previous {
  left: 0;
}

.fs-lightbox-control_next {
  right: 0;
}

.fs-lightbox-control svg {
  width: 28px;
}

.fs-lightbox-rtl .fs-lightbox-control svg {
  transform: scale(-1);
}

.fs-lightbox-rtl .fs-lightbox-control_previous {
  left: unset;
  right: 0;
}

.fs-lightbox-rtl .fs-lightbox-control_next {
  right: unset;
  left: 0;
}

.fs-lightbox-control:not([disabled]) {
  cursor: pointer;
  opacity: 1;
}

.fs-lightbox-loading {
  display: flex;
  justify-content: center;
  align-items: center;
  height: var(--fs-lightbox-loading-size);
  width: var(--fs-lightbox-loading-size);
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  animation: fs-lightbox-loading-spin var(--fs-lightbox-loading-duration) linear infinite;
  border: var(--fs-lightbox-loading-spread) solid transparent;
  border-top-color: var(--fs-lightbox-loading-color);
  border-radius: 100%;
  margin: auto;
  opacity: 0;
  transition: opacity var(--fs-lightbox-duration) var(--fs-lightbox-timing);
}

.fs-lightbox-loading.fs-lightbox-visible {
  opacity: 1;
}

@keyframes fs-lightbox-loading-spin {
  from {
    transform: rotate(0deg);
  }

  to {
    transform: rotate(360deg);
  }
}