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<html><head><style>a:first-child { text-decoration: none;}</style></head><body><p>The :first-child pseudo-class is used to define a special style for an element that is the first child of another element.</p><p>Visit <a href="https://www.w3schools.com">W3Schools</a> and learn CSS! Visit <a href="https://www.w3schools.com">W3Schools</a> and learn HTML!</p></body></html>