his)},get outerHTML(){return a(this,this.parentNode)},set outerHTML(e){var t=this.parentNode;if(t){t.invalidateShadowRenderer();var n=u(t,e);t.replaceChild(n,this)}},insertAdjacentHTML:function(e,t){var n,r;switch(String(e).toLowerCase()){case"beforebegin":n=this.parentNode,r=this;break;case"afterend":n=this.parentNode,r=this.nextSibling;break;case"afterbegin":n=this,r=this.firstChild;break;case"beforeend":n=this,r=null;break;default:return}var o=u(n,t);n.insertBefore(o,r)},get hidden(){return t...