body {
  font-family: sans-serif;
  margin: 24px;
  max-width: 1000px;
  color: #222;
}

.intro {
  max-width: 760px;
}

section {
  border-top: 1px solid #ddd;
  padding: 12px 0 24px;
}

h2 {
  font-size: 18px;
}

h3 {
  font-size: 14px;
  font-weight: normal;
}

.columns {
  display: flex;
  gap: 32px;
}

.columns > div {
  flex: 1;
}

.cards {
  list-style: none;
  margin: 0;
  padding: 0;
  width: 240px;
}

.card {
  box-sizing: border-box;
  height: 36px;
  line-height: 36px;
  margin-bottom: 6px;
  padding: 0 12px;
  border-radius: 4px;
  background: #ccc;
  font-weight: bold;
}

.card.animated {
  background: #f39c3c;
  color: #fff;
}

.buttons {
  margin-top: 12px;
}

.buttons button {
  margin-right: 8px;
}

.status {
  margin-top: 10px;
  font-family: monospace;
  white-space: pre-wrap;
}

.status.ok {
  color: #1d7f37;
}

.status.bad {
  color: #c0292b;
}

/* inferno-animation move classes for animation="Card" */
.Card-move-active {
  transition: transform 1.5s ease;
  z-index: 1;
}

/* Edge cases 5-15: inferno-animation classes for animation="Glitch" */
h1.part {
  margin-top: 48px;
}

.Glitch-move-active {
  transition: transform 1.5s ease;
  z-index: 1;
}

.card.Glitch-enter,
.card.Glitch-leave-end {
  opacity: 0;
  height: 0;
  margin-bottom: 0;
}

.card.Glitch-enter-active,
.card.Glitch-leave-active {
  overflow: hidden;
  transition:
    height 1.5s ease,
    margin-bottom 1.5s ease,
    opacity 1.5s ease;
}

.buttons label {
  margin-right: 8px;
}

/* 5. Transformed coordinate spaces */
.scaled {
  transform: scale(0.6);
  transform-origin: 0 0;
  height: 130px;
}

.cards .card.shrunk {
  scale: 0.6;
}

.svg-card {
  fill: #f39c3c;
}

.svg-list text {
  font: bold 9px sans-serif;
  fill: #fff;
}

/* 6. Hidden card */
.card.hidden {
  display: none;
}

/* 7. Keyframe animation on transform */
@keyframes glitch-pulse {
  from {
    transform: scale(1);
  }
  to {
    transform: scale(1.04);
  }
}

.card.pulse {
  animation: glitch-pulse 0.6s ease-in-out infinite alternate;
}

@keyframes glitch-pop {
  from {
    transform: scale(0.8);
  }
  to {
    transform: scale(0.96);
  }
}

.card.pop {
  animation: glitch-pop 0.3s forwards;
}

/* 8. Leaves that slide out: inferno-animation classes for animation="Slide" */
.Slide-move-active {
  transition: transform 1.5s ease;
  z-index: 1;
}

.card.Slide-enter,
.card.Slide-leave-end {
  opacity: 0;
  height: 0;
  margin-bottom: 0;
}

.card.Slide-leave-end {
  transform: translateX(120px);
}

.card.Slide-enter-active,
.card.Slide-leave-active {
  overflow: hidden;
  transition:
    transform 1.5s ease,
    height 1.5s ease,
    margin-bottom 1.5s ease,
    opacity 1.5s ease;
}

/* 10. Nested lists */
.groups {
  list-style: none;
  margin: 0;
  padding: 0;
  width: 270px;
}

.group {
  border: 1px solid #bbb;
  border-radius: 6px;
  padding: 8px 8px 2px;
  margin-bottom: 10px;
  background: #fafafa;
}

.group-title {
  font-weight: bold;
  margin-bottom: 6px;
}

/* Groups without a box of their own: a group is as high as its cards */
.groups.tight .group {
  border: 0;
  border-radius: 0;
  padding: 0;
  margin: 0;
  background: none;
}

.groups.tight .group-title {
  display: none;
}

/* 11. An author transition; the move keeps its own transition as well */
.card.highlightable {
  transition: background-color 1s;
}

.card.highlightable.Glitch-move-active {
  transition:
    transform 1.5s ease,
    background-color 1s;
}

.card.highlightable.highlight {
  background: #2d8cf0;
}

/* 12. Sized boxes */
.card.sized {
  overflow: hidden;
}

/* 13. Global animation */
.global .pane {
  position: relative;
  height: 140px;
  border: 1px dashed #bbb;
}

.logo {
  position: absolute;
  top: 20px;
  left: 20px;
  width: 80px;
  height: 80px;
  border-radius: 40px;
  background: #c0392b;
  color: #fff;
  font-weight: bold;
  line-height: 80px;
  text-align: center;
}

#global-right .logo {
  top: 60px;
  left: auto;
  right: 20px;
  width: 50px;
  height: 50px;
  border-radius: 25px;
  line-height: 50px;
}

.logo.Glitch-enter-active {
  transition: transform 1.5s ease;
}

.logo.Glitch-leave-active {
  transition: opacity 0.3s;
}

.logo.Glitch-leave-end {
  opacity: 0;
}

/* 14. Inline transform after a global animation */
.tile {
  position: absolute;
  top: 30px;
  left: 30px;
  width: 70px;
  height: 70px;
  background: #8e44ad;
  color: #fff;
  font-weight: bold;
  line-height: 70px;
  text-align: center;
}

#tilt-right .tile {
  top: 40px;
  left: auto;
  right: 40px;
}

.tile.Glitch-enter-active {
  transition: transform 1.5s ease;
}

.tile.Glitch-leave-active {
  transition: opacity 0.3s;
}

.tile.Glitch-leave-end {
  opacity: 0;
}