When I put html for a picture, it will not show me a manual slideshow gallery. It looks like this:
<title>W3.CSS</title>
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" href="https://www.w3schools.com/w3css/4/w3.css">
<body>
<h2 class="w3-center">Manual Slideshow</h2>
<div class="w3-content w3-display-container">
<img class="mySlides" src="_DSC0356.JPG" style="width:100%">
<img class="mySlides" src="_DSC0620.JPG" style="width:100%">
<img class="mySlides" src="_DSC0082.JPG" style="width:100%">
<img class="mySlides" src="_DSC0240.JPG" style="width:100%">
<button class="w3-button w3-black w3-display-left" onclick="plusDivs(-1)">❮</button>
<button class="w3-button w3-black w3-display-right" onclick="plusDivs(1)">❯</button>
</div>
<title>W3.CSS</title>
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" href="https://www.w3schools.com/w3css/4/w3.css">
<body>
<h2 class="w3-center">Manual Slideshow</h2>
<div class="w3-content w3-display-container">
<img class="mySlides" src="_DSC0356.JPG" style="width:100%">
<img class="mySlides" src="_DSC0620.JPG" style="width:100%">
<img class="mySlides" src="_DSC0082.JPG" style="width:100%">
<img class="mySlides" src="_DSC0240.JPG" style="width:100%">
<button class="w3-button w3-black w3-display-left" onclick="plusDivs(-1)">❮</button>
<button class="w3-button w3-black w3-display-right" onclick="plusDivs(1)">❯</button>
</div>