Backbone div switching to relative position and no zero-width-height,…

… see scenerystack/scenerystack#44

docs/lib/scenerystack.esm.js

@@ -243874,7 +243874,7 @@ class BackboneDrawable extends Drawable {
      *
      * @returns {HTMLDivElement}
      */
-    static createDivBackbone() {
+    static createRootDivBackbone() {
         const div = document.createElement('div');
         div.style.position = 'absolute';
         div.style.left = '0';
@@ -243883,6 +243883,19 @@ class BackboneDrawable extends Drawable {
         div.style.height = '0';
         return div;
     }
+    /**
+     * Creates a DOM element for a backbone.
+     * @public
+     *
+     * @returns {HTMLDivElement}
+     */
+    static createDivBackbone() {
+        const div = document.createElement('div');
+        div.style.position = 'relative';
+        div.style.left = '0';
+        div.style.top = '0';
+        return div;
+    }
     /**
      * Given an external element, we apply the necessary style to make it compatible as a backbone DOM element.
      * @public
@@ -249986,7 +249999,7 @@ class Display {
         this._rootBackbone = null; // to be filled in later
         this._domElement = options.container ?
             BackboneDrawable.repurposeBackboneContainer(options.container) :
-            BackboneDrawable.createDivBackbone();
+            BackboneDrawable.createRootDivBackbone();
         this._sharedCanvasInstances = {};
         this._baseInstance = null; // will be filled with the root Instance
         this._frameId = 0;