.crytaly-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 900px;
  margin: auto;
  padding: 10px 20px;
  text-align: left;
  font-size: 0.9em;
}

.crytaly-header a {
  opacity: 0.5;
  transition-duration: 0.3s;
}

.crytaly-header a:hover {
  opacity: 1.0;
}

section {
  width: 100%;
}

section img {
  display: block;
  margin: auto auto;
  max-width: 100%;
  height: auto;
}

h2 {
  font-size: 260%;
  font-weight: bold;
  display: block;
  margin-bottom: 0.3em;
}

h3 {
  font-size: 140%;
  font-weight: bold;
  display: block;
  margin-bottom: 0.3em;
}

p {
  opacity: 0.7;
  display: block;
  line-height: 1.5em;
}

.wide-only {
  display: none !important;
}

.columns {
  padding: 5%;
  column-count: 1;
  column-gap: 60px;
  max-width: 1000px;
  margin: auto;
}

.columns section {
  margin-bottom: 60px;
  -webkit-column-break-inside: avoid;
}

@media screen and (min-width: 740px) {
  h2 {
    font-size: 240%;
  }
  .horizontal-stack {
    display: flex;
    flex-direction: row;
    justify-content: space-around;
    align-items: center;
  }
  .confluently-section p {
    font-size: 110%;
  }
  .centerize-wide {
    text-align: center;
  }
  .columns {
    column-count: 2;
  }
}

.fadein {
  animation-name: fadein;
  animation-duration: 1s;
  animation-iteration-count: 1;
}

@keyframes fadein {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes cloud-animation {
  0% {
    transform: translate(0, 0) rotate(-5deg);
  }
  100% {
    transform: translate(0, 0)rotate(5deg);
  }
}