<!DOCTYPE html>
<html>
<head>
<style>

    .box {
        position: absolute;
        top: 100px;
        left: 100px;
        width: 500px;
        height: 500px;
        max-height: 0;
        overflow-y: hidden;
        background-color: red;
        border: 10px solid black;
    }

    .first {
        top: 50px;
        max-height: 300px;
        width: 400px;
    }
    
    .second {
        box-shadow: 0 0 0 20px rgba(0, 0, 128, 0.5);
    }

    .box:hover {
        background-color: green;
    }

    .inner {
        padding: 24px;
        width: 400px;
        margin-left: 200px;
        background-color: blue;
        border: 1px solid black;
    }
    </style>
</head>
<body>
    <p>Hovering over the blue shadow area under the black bar should not make green go to red, for the whole width</p>
    <div class="first box"></div>
    <div class="second box">
        <div class="inner"></div>
    </div>
    <script>

if (window.testRunner)
    testRunner.dumpAsText();

const result = document.body.appendChild(document.createElement("span"));
const hitTestElement = document.elementFromPoint(500, 130);
const pass = hitTestElement.className == "first box";
result.textContent = `${pass ? "PASS" : "FAIL"}: target element class is "${hitTestElement.className}"`;

    </script>
</body>
</html>