<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">
<script src="https://d3js.org/d3.v7.min.js"></script>
<title>Document</title>
<style>
body {
width:100%;
height:100%;
overflow:hidden;
}
</style>
</head>
<body>
<script>
width = document.body.scrollWidth
height = document.body.scrollHeight
var svg = d3.select('body').append('svg')
.attr('width', `${width}px`)
.attr('height', `${height}px`)
var g = svg.append('g')
var zoom = d3.zoom().on('zoom', zoomed)
function zoomed(event) {
g.attr('transform', event.transform)
}
svg.call(zoom)
// svg.call(zoom.transform, d3.zoomIdentity.translate(20, 11).scale(0.1249))
g.append('rect')
.attr('width', '500px')
.attr('height', '500px')
.attr('fill', 'red')
</script>
</body>
</html>