daocha_web/public/assets/esri/themes/base/widgets/_AreaMeasurement2D.scss

@mixin areaMeasurement2D() {
  .esri-area-measurement-2d__measurement {
    padding: $cap-spacing $side-spacing;
    margin: $cap-spacing 0;
    background-color: $background-color--offset;
    animation: esri-fade-in 250ms ease-in-out;
  }

  @include measurementWidgetStyles("esri-area-measurement-2d");
}

@if $include_AreaMeasurement2D == true {
  @include areaMeasurement2D();
}