main.page-main:not(.no-bg) .page-content {
  padding: 0;
  font-weight: normal;
}

.qr-app {
  display: flex;
  flex-grow: 1;
  justify-content: stretch;
}

.transparent-marker {
  background: url(/img/transparency-marker.png) repeat;
}

img:not([src]) {
  visibility: hidden;
}

.img-container {
  display: flex;
}
.img-container > img {
  aspect-ratio: 1/1;
  object-fit: scale-down;
  object-position: center;
  min-width: 0;
  min-height: 0;
  width: 100%;
  height: 100%;
}

.qr-container {
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: auto;
  padding: 1rem;
}
.qr-container > .qr {
  border: 1px solid #eee;
}

.qr-input {
  padding-top: 0.5rem;
  padding-bottom: 0.5rem;
  overflow-y: auto;
}

.img-sample {
  max-width: 100px;
}

body {
  height: 100vh;
  overflow-y: auto;
}

.input-group > input[type=color] {
  height: unset;
}
.input-group > input[type=range] {
  height: unset;
  padding-left: 1rem;
  padding-right: 1rem;
}

label {
  width: 100%;
}

.input-group-text i {
  margin-inline-end: 0.2rem;
}

.merge-group > .input-group > :first-child {
  border-bottom-left-radius: 0;
}
.merge-group > .input-group > :last-child {
  border-bottom-right-radius: 0;
}
.merge-group > .list-group-horizontal > .list-group-item {
  border-top: none;
  flex-basis: 100%;
}
.merge-group > .list-group-horizontal > .list-group-item:first-of-type {
  border-top-left-radius: 0;
}
.merge-group > .list-group-horizontal > .list-group-item:last-of-type {
  border-top-right-radius: 0;
}

/* #region <details> */
summary {
  border: 4px solid transparent;
  outline: none;
  padding: 1rem;
  display: block;
  background: #444;
  color: white;
  padding-left: 2.2rem;
  position: relative;
  cursor: pointer;
}
summary:focus {
  border-color: black;
}

details {
  box-sizing: border-box;
  margin-top: 5px;
  background: white;
}

details summary::-webkit-details-marker {
  display: none;
}

details[open] > summary:before {
  transform: rotate(90deg);
}

summary:before {
  content: "";
  border-width: 0.4rem;
  border-style: solid;
  border-color: transparent transparent transparent #fff;
  position: absolute;
  top: 1.3rem;
  left: 1rem;
  transform: rotate(0);
  transform-origin: 0.2rem 50%;
  transition: 0.25s transform ease;
}

.content {
  border-top: none;
  padding: 10px;
  border: 2px solid #888;
  border-top: none;
}

@keyframes details-show {
  from {
    opacity: 0;
    transform: var(--details-translate, translateY(-0.5em));
  }
}
details[open] > *:not(summary) {
  animation: details-show 0.5s ease-in-out;
}

/* #endregion */
/* #region Split.JS */
.gutter {
  background-color: #eee;
  background-repeat: no-repeat;
  background-position: 50%;
  cursor: col-resize;
}

.gutter.gutter-vertical {
  background-image: url("data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAB4AAAAFAQMAAABo7865AAAABlBMVEVHcEzMzMzyAv2sAAAAAXRSTlMAQObYZgAAABBJREFUeF5jOAMEEAIEEFwAn3kMwcB6I2AAAAAASUVORK5CYII=");
}

/* #endregion */