How to generate SLUG in HTML, CSS, and JavaScript

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Discover how to develop a personalized slug generator using HTML, CSS, and JavaScript. Our comprehensive guide will walk you through the process of constructing and testing your own slug generator.

Slug Generatior
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<!DOCTYPE html>
<html lang="en">
  <head>
    <title>Custom Slug Generator</title>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width" />
    <link rel="stylesheet" href="style.css" />
  </head>
  <body>
    <header>
    <h1>Generate Slug</h1>
  </header>
  <main>
    <form id="generate">
      <label for="title">Create a slug, based on the post title:</label>
      <input type="text" name="title" id="title" placeholder="Slug is needed for this title" onfocus="this.value=''">
      <button class="primary-button" type="submit">Generate</button>
    </form>
    <div id="result">
      <input type="text" ></input>
      <button class="default-button" id="copy" type="button">Copy</button>
    </div>
  </main>
  <script src="script.js"></script>
  </body>
</html>
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html {
  --clr-white: #ffffff;
  --clr-primary: hsl(304, 74%, 54%);
}

*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family:Verdana, Geneva, Tahoma, sans-serif;
  font-size: 18px;
  background-color: #94a1f6;
  color: #333333;
  padding: 2rem;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: stretch;
}

body > * + * {
  margin-top: 1em;
}

header, main {
  max-width: 600px;
  width: 100%;
  margin-left: auto;
  margin-right: auto;
}

#generate {
  --paddingX: calc(.75em - 1px);
  --paddingY: calc(.5em - 1px);
  --borderR: 0.375em;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 0.75rem;
}

input[type="text"] {
  font-size: 1em;
  background-color: var(--clr-white);
  border: 1px solid #dbdbdb;
  border-radius: var(--borderR);
  padding: var(--paddingY) var(--paddingX);
  box-shadow: inset 0 0.0625em 0.125em rgb(10 10 10 / 5%);
}

input[type="text"]:focus {
  outline: none;
  border-color: var(--clr-primary);
  box-shadow: 0 0 0 0.125em rgb(72 95 199 / 25%);
}

button {
  text-align: center;
  font: inherit;
  color: var(--color);
  background: var(--bgColor);
  border: 1px solid var(--borderColor);
  border-radius: var(--borderR);
  padding: var(--paddingY) var(--paddingX);
  margin: 0;
  display: block;
  cursor: pointer;
}

button:focus {
  outline-offset: 2px;
}

.primary-button {
  --color: var(--clr-white);
  --bgColor: var(--clr-primary);
  --borderColor: var(--clr-primary);
}

.default-button {
  --color: hsl(217deg 23% 27%);
  --bgColor: var(--clr-white);
  --borderColor: hsl(216deg 16% 84%);
}

#result {
  visibility: hidden;
  --paddingX: 6px;
  --paddingY: 2px;
  --borderR: 0.375em;
  background-color: hsl(62, 82%, 83%);
  color: #da1039;
  padding: calc(var(--paddingY) * 5) calc(var(--paddingX) * 2);
  margin-top: 1.5em;
  display: flex;
  align-items: flex-start;
  gap: 2rem;
}

#result input {
  font-size: 1em;
  background: transparent;
  border: none;
  height: auto;
  resize: none;
  display: block;
  flex: 1;
}
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const create = document.getElementById("generate");
const output = document.querySelector("#result input");
const copy = document.getElementById("copy");
const showDiv = document.getElementById("result");

create.addEventListener("submit", function (e) {
  e.preventDefault();

  const title = e.target.title.value;
  const slug = title.toLowerCase().split(" ").join("-").replace(/[:.,?!]/gi, "");

  if (output) {
    output.value = slug;
    e.target.title.value = "";
    showDiv.style.visibility = "visible";
  } else {
    console.error("Sth wrong...");
  }
});

function copy2clipboard() {
  let custom_code = output.select();
    document.execCommand('copy'); 
}

copy.addEventListener("click", copy2clipboard);
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