redoc/lib/shared/components/Zippy/zippy.scss

$zippy-success-color: #00aa13;
$zippy-success-bg-color: rgba($zippy-success-color, .08);

$zippy-error-color: #e53935;
$zippy-error-bg-color: rgba($zippy-error-color, .06);

$zippy-info-color: #0033a0;
$zippy-info-bg-color: rgba($zippy-info-color, .08);

$zippy-redirect-color: #263238;
$zippy-redirect-bg-color: rgba($zippy-redirect-color, .08);

:host {
  // performance optimization
  transform: translate3d(0, 0, 0);
  backface-visibility: hidden;
  overflow: hidden;
  display: block;
}

.zippy-title {
  padding: 10px;
  border-radius: 2px;
  margin: 2px 0;
  line-height: 1.5em;
  background-color: #f2f2f2;
  cursor: pointer;

  .zippy-success > & {
    color: $zippy-success-color;
    background-color: $zippy-success-bg-color;
  }

  .zippy-error > & {
    color: $zippy-error-color;
    background-color: $zippy-error-bg-color;
  }

  .zippy-redirect > & {
    color: $zippy-redirect-color;
    background-color: $zippy-redirect-bg-color;
  }

  .zippy-info > & {
    color: $zippy-info-color;
    background-color: $zippy-info-bg-color;
  }
}
.zippy-indicator svg {
  height: 1.2em;
  vertical-align: middle;
  transition: all 0.3s ease;
  transform: rotateZ(-180deg);
}

.zippy-hidden > .zippy-title svg {
  transform: rotateZ(0);
}

.zippy-title polygon {
  .zippy-success > & {
    fill: $zippy-success-color;
  }
  .zippy-error > & {
    fill: $zippy-error-color;
  }

  .zippy-redirect > & {
    fill: $zippy-redirect-color;
  }

  .zippy-info > & {
    fill: $zippy-info-color;
  }
}

span.zippy-indicator {
  width: 1em;
  font-size: 1.2em;
  text-align: center;
  display: inline-block;
}

.zippy-content {
  padding: 15px 0;
}

.zippy-empty {
  .zippy-title {
    cursor: default;
  }

  .zippy-indicator {
    svg {
      display: none;
    }
    &:before {
      content: "—";
      font-weight: bold;
    }
  }

  .zippy-content {
    display: none;
  }
}

.zippy-hidden > .zippy-content {
  display: none;
}