Issue #3349299 by eduardo morales alberti: Make crop area more distinctive for transparent images

css/image_widget_crop.css

@@ -59,6 +59,15 @@
   bottom: -1px;
 }
 
+/* Crop canvas */
+.cropper-container .cropper-wrap-box .cropper-canvas {
+  outline: 2px dashed #0000FFFF;
+}
+
+.cropper-container  .cropper-crop-box {
+  background-color: white;
+}
+
 @media screen and (max-width: 480px) {
   .details-wrapper th {
     display: none;

[dqd]

Realized too late that this color code is wrong.