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| class HelloSayerComponent extends HTMLElement {
| constructor() {
| super();
|
| this.root = this.attachShadow({mode: "open"});
|
| this.root.innerHTML = `
| <style>
| span {
| background-color: coral;
| color: white;
| }
| </style>
| <span>Hello <slot></slot>!</span>
| `;
| }
| }
|
| window.customElements.define("hello-sayer", HelloSayerComponent);
|
|
