title: css was not loaded because its MIME type, "text/html", is not "text/css"
body: <p>I got this error while working with web app.
  This is my master page</p>
  <pre class="lang-xml prettyprint-override"><code>&lt;head runat=&quot;server&quot;&gt;
      &lt;link href=&quot;Styles/Site.css&quot; rel=&quot;stylesheet&quot; type=&quot;text/css&quot; /&gt;
      &lt;asp:ContentPlaceHolder ID=&quot;head&quot; runat=&quot;server&quot;&gt;
      &lt;/asp:ContentPlaceHolder&gt;
  &lt;/head&gt;
  </code></pre>
  <p>This is the error:</p>
  <pre><code>Error: The stylesheet http://localhost:55381/Login.aspx?ReturnUrl=%2fStyles%2fSite.css was not loaded because its MIME type, &quot;text/html&quot;, is not &quot;text/css&quot;.
  Source File: http://localhost:55381/Login.aspx
  Line: 0
  </code></pre>