それを自分で試してみてください

<!DOCTYPE html>
<html>
<title>W3.CSS</title>
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" href="/lib/w3.css">
<style>
.picture {display:none}
</style>
<body>

<div class="w3-container">
  <h2>Tabbed Image Gallery</h2>
  <p>Click on the images below:</p>
</div>

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

<div id="Fjords" class="picture w3-display-container">
  <img src="img_fjords_wide.jpg" alt="Fjords" style="width:100%">
  <span onclick="this.parentElement.style.display='none'" 
  class="w3-display-topright w3-closebtn w3-padding-large w3-text-white">&times;</span>
  <div class="w3-display-bottomleft w3-container w3-padding w3-text-white">Fjords</div>
</div>

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

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

</body>
</html>