* {
  user-select: none;
  -webkit-user-select: none;
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
}

@font-face {
  font-family: "Monaspace Neon";
  src: url("MonaspaceNeon-Regular.otf") format("opentype");
}

html {
  box-sizing: border-box;
  touch-action: manipulation;
  --btn-border: 0.2rem;
  --color-background: #91b7bf;
  --color-shelf: #dfe7ec;
  --color-timer: #c1d1db;
  --color-shelf-border: #3e2727;
  --color-text: #eaeae3;
  --color-btn-background: #eaeae3;
  --color-btn-pressed: #aaaaa3;
  --color-btn-border: #123354;
  --color-btn-text: #101418;
  --book-width: 32px;
  --book-height: 140px;
  --book-label-offset-h: -3px;
  --book-label-offset-v: -6px;
  --track-height: 160px;
  --timer-height: 36px;
}

body {
  background-color: var(--color-background);
  font-family: "Monaspace Neon";
  font-size: 26px;
  color: var(--color-text);
  margin: 0px 0px;
  overflow: hidden;
}

html, body {
  height: 100%;
}

.leftHanded .goleft {
  float: left !important;
}

.leftHanded .goright {
  float: right !important;
}

#out {
  position: absolute;
  left: 1rem;
  top: 1rem;
}

#column {
  width: 600px;
  max-width: 100%;
  height: 100%;
  margin: auto;
  padding: 0.4em;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

#timer {
  width: 75%;
  height: var(--timer-height);
  background-color: var(--color-timer);
  border-bottom: 0.15em solid var(--color-shelf-border);
  border-radius: 0.4em 0.4em 0 0;
  overflow: hidden;
  margin: 0 auto;
}

.timerLabel {
  font-family: Courier New;
  color: #2d0c02;
  padding: 0.5em 1em;
  white-space: pre;
  font-size: 20px
}

.timerLeft {
  float: left;
}

.timerRight {
  float: right;
}

#track {
  width: 100%;
  height: var(--track-height);
  display: flex;
  position: relative;
  background-color: var(--color-shelf);
  border-bottom: 0.2em solid var(--color-shelf-border);
  border-radius: 0.8em 0.8em 0.2em 0.2em;
  overflow: hidden;
  z-index: 1;
}

#result {
  color: var(--color-btn-text);
  margin: auto;
  text-align: center;
  font-size: 20px;
}

.handle {
  background-color: red;
  position: absolute;
  width: var(--book-width);
  height: var(--book-height);
  color: #2d0c02;
}

.lightOnDark {
  color: #dfbcb1;
}

.code {
  font-weight: bold;
  transform-origin: top left;
  transform: translate(calc(var(--book-width) + var(--book-label-offset-h)), var(--book-label-offset-v)) rotate(90deg);
  width: var(--book-height);
  height: var(--book-width);
  text-align: right;
  white-space: pre;
}

.smol {
  font-size: 12px;
  --book-label-offset-h: -10px;
}

#btns {
  width: 100%;
  margin: 1rem auto;
  transform: translate(0px, -60px);
}

#btns button {
  height: 2.4rem;
  font-size: 26px;
  background-color: #280059;
  color: #d2d2d2;
  border-color: #65008a;
  border-radius: 0.5rem;
  padding: 0;
}

#btn-menu {
  width: calc(30% - 1rem);
}

#btn-check {
  float: right;
  width: calc(70% - 1rem);
}

.explanation {
  color: var(--color-btn-text);
  margin: 0.2em;
  margin-left: 1.8em;
  margin-right: 3.8em;
  overflow-y: scroll;
}

.explanation p {
  -webkit-user-select: text;
  font-size: medium;
}

.explanation .handle {
  right: 2rem;
  bottom: 0.2rem;
  background-color: rgb(207, 110, 195);
}

.invisible {
  visibility: hidden;
}

.hidden {
  display: none !important;
}

@keyframes wrong {
  0% {transform: translate(0rem, 0rem); }
  5% {transform: translate(1rem, 0rem); }
  15% {transform: translate(-0.9rem, 0rem); }
  25% {transform: translate(0.8rem, 0rem); }
  35% {transform: translate(-0.7rem, 0rem); }
  45% {transform: translate(0.6rem, 0rem); }
  55% {transform: translate(-0.5rem, 0rem); }
  65% {transform: translate(0.4rem, 0rem); }
  75% {transform: translate(-0.3rem, 0rem); }
  85% {transform: translate(0.2rem, 0rem); }
  95% {transform: translate(-0.1rem, 0rem); }
  100% {transform: translate(0rem, 0rem); }
}