<!DOCTYPE html>
<html>

<head>
    <title>Mouse Events Order 3</title>
    <meta name="specification" content="https://w3c.github.io/uievents/#events-mouseevent-event-order">
    <style>
        .box {
            width: 16ex;
            height: 16ex;
            color: white;
            font-weight: bold;
            text-align: right;
            position: absolute;
        }

        .blue {
            background: #99DDFF;
        }

        .green {
            background: #44BB99;
        }

       