render() makes the link tag be inserted in the body at

How to Use HTML template> & slot> With Shadow DOM html slot tag Main Swiper container HTML element tag wrapperTag, string, 'div', Swiper slot=container-start>Container Startspan> span slot=container-end html slot attribute The slot tag is identified by its name attribute It allows you to define a placeholder in your template that can be filled with your markup

html slot tag The markup to be included needs to be inserted in between the Web Component's tags and the top-level HTML tag needs to have a slot attribute