W3Schools Tryit Editor

<!DOCTYPE html>
<html>
<title>W3.CSS</title>
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" href="https:/edu/w3css/5/w3.css">
<body class="w3-container">

<h2>Tabbed Image Gallery</h2>
<p>Click on the images below:</p>

<div id="Nature" class="picture w3-display-container" style="display:none">
  <img src="img_nature_wide.jpg" alt="Nature" style="width:100%">
  <span onclick="this.parentElement.style.display='none'"
  class="w3-display-topright w3-button w3-transparent w3-text-white">X</span>
  <div class="w3-display-bottomleft w3-container w3-padding w3-text-white">Nature</div>
</div>

<div id="Mountains" class="picture w3-display-container" style="display:none">
  <img src="img_mountains_wide.jpg" alt="Mountains" style="width:100%">
  <span onclick="this.parentElement.style.display='none'"
  class="w3-display-topright w3-button w3-transparent">X</span>
  <div class="w3-display-bottomleft w3-container w3-padding w3-text-white">Mountains</div>
</div>

<div id="Lights" class="picture w3-display-container" style="display:none">
  <img src="img_lights_wide.jpg" alt="Lights" style="width:100%">
  <span onclick="this.parentElement.style.display='none'"
  class="w3-display-topright w3-button w3-transparent w3-text-white">X</span>
  <div class="w3-display-bottomleft w3-container w3-padding w3-text-white">Northern Lights</div>
</div>

pictures.forEach(picture => {
    picture.style.display = "none";
  });

document.getElementById(imgName).style.display = "block";
}
</script>

</body>
</html>