Offset: Ignore offset for statically positioned offset parent

Minimaximize · Minimaximize · commit 522b92cdb409 · 2021-03-27T09:18:27.000+10:00
diff --git a/src/offset.js b/src/offset.js
@@ -125,11 +125,10 @@ jQuery.fn.extend( {
 				offsetParent !== doc.documentElement &&
 				jQuery.css( offsetParent, "position" ) === "static" ) {
 
-				offsetParent = offsetParent.offsetParent;
+				offsetParent = offsetParent.offsetParent || doc.documentElement;
 			}
-			if ( offsetParent &&
-				offsetParent !== doc.documentElement && offsetParent !== elem &&
-				offsetParent.nodeType === 1 ) {
+			if ( offsetParent && offsetParent !== elem && offsetParent.nodeType === 1 &&
+				jQuery.css( offsetParent, "position" ) !== "static" ) {
 
 				// Incorporate borders into its offset, since they are outside its content origin
 				parentOffset = jQuery( offsetParent ).offset();
