:root {
  --duration-loading-screen-end: 2s;
  --loading-screen-dot-size: 20px;
  --color-one: rgba(255, 255, 255, 1);
  --color-two: rgb(255, 255, 255);
  --color-three: rgb(14, 14, 56);
  --size-back-button: 50px;
  --background-color-hover: rgba(255, 255, 255, 0.08);
}

html,
body {
  height: 100%;
}

body {
  user-select: none;
  margin: 0%;
  overflow: hidden;
  font-family: monospace;
  background: linear-gradient(0deg, rgb(56, 56, 56), black) no-repeat;
}

.hidden {
  display: none !important;
}

.full_screen {
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0%;
  left: 0%;
}

.center {
  display: block;
  margin-left: auto;
  margin-right: auto;
}

/* loading */
#loading_screen_loader {
  position: absolute;
  z-index: 20;
  top: 0;
  left: 0;
  height: 100%;
  width: 100%;
  opacity: 1;
  transition: opacity calc(0.5 * var(--duration-loading-screen-end)) ease-in-out;
}

.opacity_fade_out {
  opacity: 0 !important;
}

.loading_screen_loader_inner {
  transform: translateY(-50%);
  top: 50%;
  position: absolute;
  width: calc(100% - 200px);
  color: var(--color-three);
  padding: 0 100px;
  text-align: center;
}

.loading_screen_loader_inner label {
  font-size: var(--loading-screen-dot-size);
  opacity: 0;
  display: inline-block;
}

@keyframes lol {
  0% {
    opacity: 0;
    transform: translateX(-300px);
  }
  33% {
    opacity: 1;
    transform: translateX(0px);
  }
  66% {
    opacity: 1;
    transform: translateX(0px);
  }
  100% {
    opacity: 0;
    transform: translateX(300px);
  }
}

@-webkit-keyframes lol {
  0% {
    opacity: 0;
    -webkit-transform: translateX(-300px);
  }
  33% {
    opacity: 1;
    -webkit-transform: translateX(0px);
  }
  66% {
    opacity: 1;
    -webkit-transform: translateX(0px);
  }
  100% {
    opacity: 0;
    -webkit-transform: translateX(300px);
  }
}

.loading_screen_loader_inner label:nth-child(6) {
  -webkit-animation: lol 3s infinite ease-in-out;
  animation: lol 3s infinite ease-in-out;
}

.loading_screen_loader_inner label:nth-child(5) {
  -webkit-animation: lol 3s 100ms infinite ease-in-out;
  animation: lol 3s 100ms infinite ease-in-out;
}

.loading_screen_loader_inner label:nth-child(4) {
  -webkit-animation: lol 3s 200ms infinite ease-in-out;
  animation: lol 3s 200ms infinite ease-in-out;
}

.loading_screen_loader_inner label:nth-child(3) {
  -webkit-animation: lol 3s 300ms infinite ease-in-out;
  animation: lol 3s 300ms infinite ease-in-out;
}

.loading_screen_loader_inner label:nth-child(2) {
  -webkit-animation: lol 3s 400ms infinite ease-in-out;
  animation: lol 3s 400ms infinite ease-in-out;
}

.loading_screen_loader_inner label:nth-child(1) {
  -webkit-animation: lol 3s 500ms infinite ease-in-out;
  animation: lol 3s 500ms infinite ease-in-out;
}

#loading_screen_top {
  background-color: var(--color-one);
  z-index: 10;
  width: 100%;
  height: 50%;
  transition: transform calc(0.5 * var(--duration-loading-screen-end))
    ease-in-out calc(0.5 * var(--duration-loading-screen-end));
}

#loading_screen_bottom {
  z-index: 10;
  width: 100%;
  height: 50%;
  background-color: var(--color-one);
  transform: translateY(100%);
  transition: transform calc(0.5 * var(--duration-loading-screen-end))
    ease-in-out calc(0.5 * var(--duration-loading-screen-end));
}

.loading_screen_top_end {
  transform: translateY(-100%) !important;
}

.loading_screen_bottom_end {
  transform: translateY(200%) !important;
}

#loading_screen_loader_label {
  position: absolute;
  transform: translate(-50%, calc(-1.5 * var(--loading-screen-dot-size)));
  top: 50%;
  left: 50%;
  font-size: var(--loading-screen-dot-size);
}

/* disclaimer */
.disclaimer {
  position: absolute;
  left: 50%;
  top: 50%;
  font-size: xx-large;
  text-align: left;
  transform: translate(-50%, -50%);
}

#move_to_home {
  margin: 10px;
}

/* link icon */

.top_left {
  position: absolute;
  top: 0%;
  left: 0%;
  display: flex;
}

.link_icon {
  width: 35px;
  margin: 3px;
  cursor: pointer;
}

.custom_button {
  color: var(--color-one);
  font-size: x-large;
  width: fit-content;
  cursor: pointer;
}

.custom_button::after {
  content: "";
  display: block;
  width: 100%;
  height: 3px;
  background: var(--color-one);
  transition: transform 0.2s ease-in-out;
  transform: scale(0);
}

.custom_button:hover::after {
  transform: scale(1);
}

.custom_button_selected::after {
  transform: scale(1);
}

.top_right {
  position: absolute;
  top: 0%;
  right: 0%;
  display: flex;
  color: var(--color-one);
}

.top_right .custom_button {
  margin: 10px;
}

/* carousel */

.carousel {
  height: 100%;
  width: 100%;
}

.carousel_preview_container {
  height: 80%;
  margin: 10px;
}

.carousel_preview_container h2 {
  font-size: xx-large;
}

.carousel_preview_container:hover {
  background-color: var(--background-color-hover);
}

.carousel_preview {
  position: absolute;
  width: 100%;
  top: 50px;
  left: 0;
  height: calc(80% - 50px);
  display: flex;
  animation-timing-function: ease-in-out;
  animation-iteration-count: 1;
  animation-duration: 800ms;
}

@keyframes move_carousel_preview_left_off_screen {
  0% {
    transform: translateX(0%);
  }
  100% {
    transform: translateX(-100%);
  }
}

@keyframes move_carousel_preview_right_off_screen {
  0% {
    transform: translateX(0%);
  }
  100% {
    transform: translateX(100%);
  }
}

@keyframes move_carousel_preview_left_on_screen {
  0% {
    transform: translateX(-100%);
  }
  100% {
    transform: translateX(0%);
  }
}

@keyframes move_carousel_preview_right_on_screen {
  0% {
    transform: translateX(100%);
  }
  100% {
    transform: translateX(0%);
  }
}

.carousel_preview_content {
  color: var(--color-one);
  margin: auto;
  padding-right: 50px;
  text-align: end;
}

.carousel_preview_content .custom_button {
  float: right;
  animation: bounce 2s ease infinite;
}

.carousel_preview img {
  min-width: 40%;
  max-width: 50%;
  margin: auto 50px auto 50px;
  max-height: calc(100% - 100px);
}

.carousel_item {
  border-radius: 2px;
  background-clip: padding-box;
  width: calc(20% - 40px);
  height: calc(100% - 40px);
  background-repeat: no-repeat;
  background-position: 50% 50%;
  background-size: cover;
  cursor: pointer;
  transition: border-color 800ms ease-in-out;
  border: solid 5px;
  margin: 15px;
  border-color: rgba(0, 0, 0, 0);
}

.carousel_item_selected {
  border-color: var(--color-one);
}

.carousel_item:hover {
  border-color: var(--color-one);
}

.carousel_item_container {
  display: flex;
  height: 20%;
}

/* step div controller */

.root_step {
  color: var(--color-two);
  font-size: larger;
  text-align: center;
  width: 100%;
  height: calc(100% - 50px);
  margin-top: 50px;
  animation-timing-function: ease-in-out;
  animation-iteration-count: 1;
}

.step_content {
  margin: 10px;
  text-align: left;
  font-size: large;
  overflow-y: scroll;
  padding-left: 10%;
  padding-right: 10%;
  height: calc(
    88% - var(--size-back-button)
  ); /***90 (- 2) because of the 8% of the image***/
  scrollbar-width: none;
  filter: drop-shadow(2px 4px 6px black);
  background-color: var(--background-color-hover);
}

.step_content a {
  color: var(--color-two);
}
.step_content iframe {
  margin-top: 20px;
}

.root_content_preview_img {
  margin-top: var(--size-back-button);
  height: 10%;
}

@keyframes up_off_screen {
  0% {
    top: 0%;
  }
  100% {
    top: -100%;
  }
}

@keyframes up_on_screen {
  0% {
    top: 100%;
  }
  100% {
    top: 0%;
  }
}

@keyframes down_off_screen {
  0% {
    top: 0%;
  }
  100% {
    top: 100%;
  }
}

@keyframes down_on_screen {
  0% {
    top: -100%;
  }
  100% {
    top: 0%;
  }
}

/* back button */

.back_button {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  top: calc(var(--size-back-button) - 10px);
}

.back_button img {
  animation: bounce 2s ease infinite;
  width: var(--size-back-button);
  height: var(--size-back-button);
}

.back_button:hover {
  cursor: pointer;
}

@keyframes bounce {
  70% {
    transform: translateY(0%);
  }
  80% {
    transform: translateY(-15%);
  }
  90% {
    transform: translateY(0%);
  }
  95% {
    transform: translateY(-7%);
  }
  97% {
    transform: translateY(0%);
  }
  99% {
    transform: translateY(-3%);
  }
  100% {
    transform: translateY(0);
  }
}

/* embeded el */

.vimeo_video_container {
  position: relative;
  display: inline-flex;
}