通過創建小測驗學習無障礙 - 步驟 21

Tell us what’s happening:

在此詳細描述你的問題。
What’s wrong with adding placeholder?

Your code so far

<!-- file: index.html -->
<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <meta name="description" content="freeCodeCamp Accessibility Quiz practice project" />
    <title>Accessibility Quiz</title>
    <link rel="stylesheet" href="styles.css" />
  </head>
  <body>
    <header>
      <img id="logo" src="https://cdn.freecodecamp.org/platform/universal/fcc_primary.svg">
      <h1>HTML/CSS Quiz</h1>
      <nav>
        <ul>
          <li><a href="#student-info">INFO</a></li>
          <li><a href="#html-questions">HTML</a></li>
          <li><a href="#css-questions">CSS</a></li>
        </ul>
      </nav>
    </header>
    <main>
      <form method="post" action="https://freecodecamp.org/practice-project/accessibility-quiz">

<!-- User Editable Region -->

        <section role="region" aria-labelledby="student-info">
          <h2 id="student-info">Student Info</h2>
          <div class="info">
            <label for="student-name">Name:</label>
            <input id="student-name" name="student-name" type="text" placeholder="" />
          </div>
          <div class="info">
            <label for="student-email">Email:</label>
            <input id="student-email" name="student-email"  type="email"/>
          </div>
          <div class="info">
            <label for="birth-date">D.O.B.:</label>
            <input id="birth-date" name="birth-date" type="date" />
          </div>
        </section>

<!-- User Editable Region -->

        <section role="region" aria-labelledby="html-questions">
          <h2 id="html-questions">HTML</h2>
        </section>
        <section role="region" aria-labelledby="css-questions">
          <h2 id="css-questions">CSS</h2>
        </section>
      </form>
    </main>
  </body>
</html>

/* file: styles.css */
body {
  background: #f5f6f7;
  color: #1b1b32;
  font-family: Helvetica;
  margin: 0;
}

header {
  width: 100%;
  height: 50px;
  background-color: #1b1b32;
  display: flex;
}

#logo {
  width: max(100px, 18vw);
  background-color: #0a0a23;
  aspect-ratio: 35 / 4;
  padding: 0.4rem;
}

h1 {
  color: #f1be32;
  font-size: min(5vw, 1.2em);
}

nav {
  width: 50%;
  max-width: 300px;
  height: 50px;
}

nav > ul {
  display: flex;
  justify-content: space-evenly;
}

h1,
h2 {
  font-family: Verdana, Tahoma;
}

h2 {
  border-bottom: 4px solid #dfdfe2;
}

Your browser information:

用戶代理是: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36

Challenge Information:

通過創建小測驗學習無障礙 - 步驟 21

你的 placeholder 值是一个空字符串,输入框将不会显示任何占位符文本,从程序本身来说没问题,但是在实践中这不是典型的做法。你可以给它加一点信息,作为用户输入时的提示。