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index.html
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index.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
<style>
body {
background: #222;
}
#wrapper {
border-radius: 5px;
padding: 0.5em;
background: #f0f0f0;
}
iframe {
border-radius: 5px;
width: 100%;
height: 60vh;
}
nav {
padding: 1em;
display: flex;
gap: 1em;
flex-wrap: wrap;
flex-basis: 15em;
}
nav > button {
background-color: #f0f0f0;
border: 1px solid;
border-radius: 5px;
flex-grow: 1;
}
nav > button.clicked {
background:linear-gradient(to bottom right, hotpink, lightblue);
border-style: double;
border-color: hotpink;
}
</style>
<script type="text/javascript">
const init = () => {
const iframe = document.querySelector('iframe');
document.querySelector('body').addEventListener('click', (e) => {
if (e.target && e.target.nodeName.toLowerCase() === "button") {
const old = document.querySelector('.clicked');
iframe.src = e.target.dataset.target;
old && old.classList.remove('clicked');
e.target.classList.add('clicked');
}
});
};
window.addEventListener('DOMContentLoaded', init);
</script>
</head>
<body>
<nav>
<button data-target="bounce.html" class="clicked">Bounce</button>
<button data-target="flowers.html">Flowers</button>
<button data-target="matrix.html">Matrix</button>
<button data-target="move.html">Move</button>
<button data-target="draw.html">Draw</button>
<button data-target="starfield.html">Starfield</button>
<button data-target="pixelator.html">Pixelator</button>
<button data-target="beep.html">Beep boop</button>
</nav>
<div id="wrapper">
<iframe src="bounce.html" frameborder="0"></iframe>
</div>
</body>
</html>