dance.css

@media (color) {
  ::selection {
    color: var(--dew-oil);
    background: var(--dew-ink);
  }
}

.dew-mpf {
  --dew-shift: color 101ms;
  --dew-solar: #dba;
  --dew-lunar: #315;
  --dew-locus: currentColor;
  --dew-focus: none;
  --dew-hover: hue-rotate(-30deg);
}

.dew-preamp {
  --dew-solar: #111;
  --dew-lunar: skyblue;
}

.dew-powamp {
  --dew-solar: indigo;
  --dew-lunar: lemonchiffon;
}

.dew-postamp {
  --dew-solar: #528;
  --dew-lunar: #bae;
}

.dew-active {
  --dew-solar: #222;
  --dew-lunar: salmon;
}

.dew-passive {
  --dew-solar: #222;
  --dew-lunar: silver;
}

.dew-wood {
  --dew-solar: #222;
  --dew-lunar: burlywood;
}

.dew-fire {
  --dew-solar: #111;
  --dew-lunar: deeppink;
}

.dew-earth {
  --dew-solar: #111;
  --dew-lunar: rosybrown;
}

.dew-metal {
  --dew-solar: #101;
  --dew-lunar: slategray;
}

.dew-water {
  --dew-solar: #111;
  --dew-lunar: deepskyblue;
}

:link {
  box-sizing: border-box;
  border: medium groove currentColor;
  text-decoration: overline dotted;
}

:focus {
  outline-style: dotted;
  outline-width: thick;
}

html {
  font-family: sans-serif;
  font-size: calc(1ch + 2vmin/3 + 1vmax);
  line-height: 1.618;
}

body {
  box-sizing: border-box;
  overflow-wrap: break-word;
  display: flex;
  flex-direction: column;
  font-family: monospace;
  margin: auto;
  padding: 1em;
}

#about {
  contain: content;
  display: flex;
  flex-direction: column;
  font-size: .8rem;
}

abbr {
  text-decoration: underline dotted;
}

h1 {
  contain: style;
  text-align: center;
}

p {
  box-sizing: border-box;
  padding: 1em;
}

i {
  font-family: monospace;
}

dfn {
  font-size: 1rem;
  font-style: unset;
  font-weight: bold;
}

data {
  padding: 1ex;
  font-family: monospace;
}

ol {
  contain: content;
  display: flow-root;
  list-style: none;
  padding: 0;
}

section {
  contain: content;
  margin-block: 1em;
}

section p {
  margin-block: 0;
}

@media (orientation: portrait) {
  li {
    contain: paint;
    display: flex;
    flex-flow: wrap;
  }

  data:nth-child(2) {
    order: 3;
  }
}

@media (orientation: landscape) {
  li {
    contain: paint;
    display: flex;
    flex-flow: row;
  }

  li:nth-of-type(odd) {
    list-style: none;
    text-align: start;
    float: left;
    clear: right;
    order: 1;
  }

  li:nth-of-type(odd)
  data:nth-child(1) {
    order: -1;
  }

  li:nth-of-type(even) {
    list-style: none;
    text-align: end;
    float: right;
    order: -1;
  }

  li:nth-of-type(even)
  data:nth-child(1) {
    order: 3;
  }

  li:nth-of-type(even)
  data:nth-child(3) {
    order: 2;
  }

  [value=nature],
  [value=energy] {
    font-size: .8rem;
  }

  #duet {
    contain: layout;
    display: flow-root;
  }

  #duet p:first-child {
    float: left;
  }

  #duet p:last-child {
    float: right;
    text-align: end;
  }

  .split {
    display: flex;
    margin: 0;
  }
}

#triad p {
  display: table;
}

[hidden],
template {
  display: none;
}

li:hover {
  cursor: crosshair;
}

li:focus [value=energy],
li:focus [value=nature],
li:not(:focus) [value=symbol] {
  font-size: 0;
}