/* (c) Innings2, generated by Mathigon Studio */
@charset "UTF-8";
@keyframes spin {
  100% {
    transform: rotate(360deg);
  }
}
html, body {
  margin: 0;
  height: 100%;
  overflow: hidden;
}

.button19 {
  -webkit-appearance: button;
     -moz-appearance: button;
          appearance: button;
  background-color: var(--sl-color-blue-500);
  border: solid transparent;
  border-radius: 16px;
  border-width: 0 0 4px;
  box-sizing: border-box;
  color: #FFFFFF;
  cursor: pointer;
  display: inline-block;
  font-family: din-round, sans-serif;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.8px;
  line-height: 20px;
  margin: 0;
  outline: none;
  overflow: visible;
  text-align: center;
  text-transform: uppercase;
  touch-action: manipulation;
  transform: translateZ(0);
  transition: filter 0.2s;
  -moz-user-select: none;
       user-select: none;
  -webkit-user-select: none;
  vertical-align: middle;
  white-space: nowrap;
  width: 100%;
  height: 40px;
}

.button-19:after {
  background-clip: padding-box;
  background-color: #1CB0F6;
  border: solid transparent;
  border-radius: 16px;
  border-width: 0 0 4px;
  bottom: -4px;
  content: "";
  left: 0;
  position: absolute;
  right: 0;
  top: 0;
  z-index: -1;
}

.button-19:main, .button-19:focus {
  -webkit-user-select: auto;
     -moz-user-select: auto;
          user-select: auto;
}

.button-19:hover:not(:disabled) {
  filter: brightness(1.1);
  -webkit-filter: brightness(1.1);
}

.button-19:disabled {
  cursor: auto;
  background-color: dimgrey;
}

.button-19:active {
  border-width: 4px 0 0;
  background: none;
}

button:disabled {
  background-color: dimgrey;
  color: linen;
  opacity: 1;
}

.emoji {
  font-size: calc(100px + 4vw);
  min-width: 1.4em;
  margin: 0.3em 0.4em;
  text-align: center;
}

@keyframes threeFrames {
  33.333% {
    content: var(--emoji-1);
  }
  66.666% {
    content: var(--emoji-2);
  }
}
.emoji::after {
  animation-timing-function: linear;
  animation-iteration-count: infinite;
}

.monkey::after {
  content: "🙈";
  --emoji-1: "🙉";
  --emoji-2: "🙊";
  animation-name: threeFrames;
  animation-duration: 2s;
}

x-step h2 {
  margin-top: 0.5em;
}

x-tts {
  width: 100%;
}

x-asr {
  width: 100%;
}

x-step p {
  margin: 0 0 1em;
}

x-blank input {
  box-sizing: border-box;
  border: none;
  border-bottom: 2px solid #9b9b9b;
}

x-blank input:focus {
  color: #59595e;
}

x-blank .target {
  background: transparent;
  color: #b5b5be;
}

x-blank-mc .target {
  box-sizing: border-box;
  background: white;
  border: none;
  border-bottom: 2px solid #9b9b9b;
  border-radius: 0px;
  color: #b5b5be;
}

x-blank-mc .popup {
  box-sizing: border-box;
  background: white;
  color: #b5b5be;
  z-index: 10;
}

x-blank-mc .choice {
  color: #59595e;
}

x-blank-mc .choice:hover {
  color: #b5b5be;
}

sl-details:not(:last-of-type) {
  margin-bottom: var(--sl-spacing-medium);
}

sl-details::part(content) {
  padding-bottom: 50px;
}

x-algebra-flow-new .legend-box {
  box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2);
  transition: 0.3s;
  border-radius: 5px; /* 5px rounded corners */
  padding: 0.25em;
  display: flex;
  justify-content: center;
  flex-direction: column;
}
x-algebra-flow-new .overlay {
  padding: 1em 1.5em;
}
x-algebra-flow-new .nav {
  margin-bottom: 0.5em;
}
x-algebra-flow-new hr {
  margin: 0.1em;
}
x-algebra-flow-new .message {
  align-items: center;
  justify-content: center;
  display: flex;
  min-height: 1em;
}
x-algebra-flow-new span.equation {
  align-items: center;
  justify-content: center;
  display: flex;
}
x-algebra-flow-new p {
  align-items: center;
  justify-content: center;
  display: flex;
}

x-sortable-new {
  display: block;
  margin: 1.5em auto;
  max-width: 600px;
  position: relative;
}
x-sortable-new > * {
  background: #0f82f2;
  border-radius: 4px;
  color: white;
  cursor: grab;
  padding: 8px 28px 8px 20px;
  margin-top: 0.2em;
  transition: opacity 0.1s, box-shadow 0.1s;
  width: calc(100% - 48px);
}
x-sortable-new > *:active {
  cursor: grabbing;
  z-index: 100;
}
x-sortable-new > *:after {
  content: "…";
  position: absolute;
  right: 0;
  transform: rotate(90deg);
  top: 7px;
}
x-sortable-new:active > * {
  opacity: 0.6;
}
x-sortable-new > *:active {
  opacity: 1;
  box-shadow: 0 0 20px rgba(0, 0, 0, 0.3);
}
x-sortable-new.solved > *, x-sortable-new.solved:active > *, x-sortable-new.solved > *:active {
  background: none;
  padding: 7px 27px 7px 19px;
  border: 1px solid #0f82f2;
  cursor: default;
  color: inherit;
  opacity: 1;
  box-shadow: none;
}
x-sortable-new.solved > *:after, x-sortable-new.solved:active > *:after, x-sortable-new.solved > *:active:after {
  display: none;
}