fix position

src/client/js/components/RevisionComparer/RevisionComparer.jsx

@@ -76,7 +76,24 @@ const RevisionComparer = (props) => {
           >
             <i className="ti-clipboard"></i>
           </DropdownToggle>
-          <DropdownMenu positionFixed modifiers={{ preventOverflow: { boundariesElement: null } }}>
+          <DropdownMenu
+            modifiers={{
+              preventOverflow: { boundariesElement: null },
+              setMaxHeight: {
+                enabled: true,
+                fn: (data) => {
+                  return {
+                    ...data,
+                    styles: {
+                      ...data.styles,
+                      top: '15px',
+                      left: '9px',
+                    },
+                  };
+                },
+              },
+            }}
+          >
             {/* Page path URL */}
             <CopyToClipboard text={pagePathUrl()}>
               <DropdownItem className="px-3">