Question

我一直收到这个错误：元素 img 上的属性宽度的坏值 30px：期望一个数字，但看到 p。从第 50 行，第 15 列；到第 50 行，第 88 列。

任何帮助将不胜感激

对于此代码：

<header class="page-header">
  <img src="img/favicon.png" alt="logo" class="page-header__item">
  <nav class="main-navigation page-header__item">
    <ul role="menubar" class="navigation-list">
      <li role="presentation">
        <a xxx="index.html" role="menuitem" class="navigation-list_item navigation-list_active">Home</a>
      </li >
      <li role="presentation">
        <a xxx="about.html" role="menuitem" class="navigation-list__item">About</a>
      </li>
      <li role="presentation">
        <a xxx="contact.html" role="menuitem" class="navigation-list__item">Contact</a>
      </li>
      <li role="presentation">
        <a xxx="work.html" role="menuitem" class="navigation-list__item">Work</a>
      </li>
    </ul>
  </nav>
</header>
      <section class="profile">
      <img src="img/chrisuhler.jpg" class="profile__portrait" alt="chrisuhlerportrait">
      
      <h1>Hello World!</h1>
      
      <p>
        My name is Chris Uhler. I am web developer from, Medford Oregon
      </p>
      
      <on type="on">Check out some of my code</on>
      <on class="on__secondary">Secondary Button</on>
    
    <footer class="page-footer">
      <p>Find Me on<p>
        <div class="social-media">
          <img src="img/Facebook.svg" width= "30px" height="30px" alt="facebook" />
          
          <img src="img/twitter.svg" width= "30px" height= "30px" alt="twitter" />
          
          <img src="img/linkedin.svg" width= "30px" height= "30px" alt="linkedin" />
        </div>
    </footer>
    
    <script src="js/tota11y.min.js"></script>

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