<!-- This simple code was written by ProgramerRimon within 10 minutes on 2022-03-20 -->
<!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>paly...with x and y....</title>
<style>
.x,
.y {pointer-events: none;width: 2px;height: 100%;position: fixed;border-left:1px dotted red; }
.y { width: 100%;height: 2px;border-top:1px dotted red; }
.c {pointer-events: none;width: 200px;height: 200px;border-radius: 50%;position: fixed;border: 1px dotted rgb(0, 225, 255);;display: flex;align-items: center;justify-content: center;}
.showX,
.showY {pointer-events: none;padding: 5px; color: white;background: rgb(0, 225, 255);
}
</style>
</head>
<body>
<div class="x"></div>
<div class="c">
<div class="showX"></div>
<div class="showY"></div>
</div>
<div class="y"></div>
</body>
<script>
var x = document.querySelector('.x');
var y = document.querySelector('.y');
var c = document.querySelector('.c');
var X = document.querySelector('.showX');
var Y = document.querySelector('.showY');
window.onmousemove = function (e) {
var cx = e.offsetX;
var cy = e.offsetY;
X.innerText = cx + 'x';
Y.innerText = cy + 'y';
x.style.left = cx + 'px';
y.style.top = cy + 'px';
c.style.left = cx - 100 + 'px';
c.style.top = cy - 100 + 'px';
}
</script>
</html>