diff --git a/amd/src/simpleline.js b/amd/src/simpleline.js
index fa20d9e..a7bb4c9 100644
--- a/amd/src/simpleline.js
+++ b/amd/src/simpleline.js
@@ -67,32 +67,6 @@ const getElementPosition = (el, reference) => {
     }
 };
 
-/**
- * Check if an element is a containing element and can thus be a parent for absolute positioning
- * Which is the cas if the element has
- *  1 A position value other than static (fixed, absolute, relative, or sticky).
- *  2 A transform or perspective value other than none
- *  3 A will-change value of transform or perspective
- *  4 A filter value other than none or a will-change value of filter (only works on Firefox)
- *  5 A contain value of layout, paint, strict or content (e.g. contain: paint;)
- *  6 A container-type value other than normal
- *  7 A backdrop-filter other than none (e.g. backdrop-filter: blur(10px);)
- * @param {HTMLElement} el
- * @returns {Boolean}
- */
-/*
-function isContainingElement(el) {
-    const cssStyle = getComputedStyle(el);
-    return      ["fixed","absolute","relative","sticky",].includes(cssStyle.position)
-            ||  cssStyle.transform !== "none"
-            ||  cssStyle.perspective !== "none"
-            ||  ["transform","perspective"].includes(cssStyle.willChange)
-            ||  cssStyle.filter !== "none"
-            ||  cssStyle.contain == "paint"
-            ||  cssStyle.backdropFilter !== "none";
-}
-*/
-
 export class SimpleLine {
     static idCounter = 0;