improved mapitem opening scaling regarding surounding contents

ex: double cartouche for superpositions

src/components/MapConcernements.vue

@@ -274,7 +274,9 @@ export default {
     ...mapActions(CommonStore,['addPaperSymbolDefinition',
                                'setHoverElmt']),
     animate () {
-      Matter.Engine.update(this.engine, 1);
+      // if (document.hasFocus()) {
+        Matter.Engine.update(this.engine, 1);
+      // }
       window.requestAnimationFrame(this.animate);
     },
     initPaperSymbols(){
@@ -1060,7 +1062,7 @@ export default {
       })
     },
     async setSuperpositionsMatterConstraints(){
-      await nextTick(); // wait for dom to be upadted before applying consraint
+      await nextTick(); // wait for dom to be upadted before applying constraint
       console.log('setSuperpositionsMatterConstraints this.allSuperpositions', this.allSuperpositions);
       
       // loop through all supperposition couple