CSS anchor-name Property - Playground Example

<!DOCTYPE html><html><head><style type="text/css">/* Basic layout */
body {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial;
  line-height: 1.5;
  padding: 24px;
  background: #f9fafb;
  color: #111827;
}

/* Navigation */
.nav {
  margin-bottom: 24px;
}

.nav a {
  margin-right: 12px;
  text-decoration: none;
  color: #0366d6;
}

/* Select and style anchors by their name attribute */
a[name="section1"]::before,
a[name="section2"]::before {
  content: "Named anchor: " attr(name);
  display: inline-block;
  background: #eef2ff;
  color: #312e81;
  padding: 6px 10px;
  border-radius: 6px;
  font-size: 0.9rem;
  margin-bottom: 12px;
}

/* Keep the named anchor element as a block so the pseudo-element appears above the section */
a[name="section1"],
a[name="section2"] {
  display: block;
  margin-top: -70px; /* example offset for a fixed header */
  padding-top: 70px;
}

/* Section styling */
.section {
  background: #fff;
  padding: 18px;
  border-radius: 8px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
  margin-bottom: 18px;
}</style></head><body><div class="container">
  <nav class="nav">
    <a href="#section1">Go to Section 1</a>
    <a href="#section2">Go to Section 2</a>
  </nav>

  <!-- Named anchors -->
  <a id="section1" name="section1"></a>
  <section class="section">
    <h2>Section 1</h2>
    <p>Content for Section 1.</p>
  </section>

  <a id="section2" name="section2"></a>
  <section class="section">
    <h2>Section 2</h2>
    <p>Content for Section 2.</p>
  </section>
</div></body></html>