https://www.3chi.com/wp-content/themes/flatsome-child/js/stack-adapt-script-trigger.js?ver=2.5

1const saTargetNode = document.body;
2const saConfig = {childList: true};
3const saCallback = function(mutationsList, observer){
4    for(let mutation of mutationsList){
5        if(mutation.type === 'childList'){
6            mutation.addedNodes.forEach(node=>{
7                if(node.querySelector && node.querySelector('div.kl-private-reset-css-Xuajs1')){
8                    setTimeout(function(){
9                        const saButton = node.querySelector('div.kl-private-reset-css-Xuajs1 form.kl-private-reset-css-Xuajs1 button.kl-private-reset-css-Xuajs1');
10                        saButton.setAttribute('id', 'sa-script-trigger');
11                        observer.disconnect();
12                    }, 500);
13                }
14            });
15        }
16    }
17};
18const observer = new MutationObserver(saCallback);
19observer.observe(saTargetNode, saConfig);