notifications-admin/app/assets/stylesheets/components/conditional-radios.scss

$border-thickness: 4px;
$top-spacing: $gutter - 5px;

.multiple-choice {

  z-index: 10;

  .block-label {
    &:before {
      box-shadow: 0 5px 0 0 $white;
    }
  }

}

.conditional-radios {

  &-panel {
    border-left: $border-thickness solid $border-colour;
    margin: 0 0 (-$top-spacing - $gutter) ($gutter-half + ($border-thickness / 2));
    padding: $top-spacing 0 0 ($gutter - ($border-thickness / 2));
    position: relative;
    top: -$top-spacing;
    z-index: 1;
  }

}