yle>
    #grid {
        display: grid;
        position: absolute;
        height: 200px;
        width: 200px;
        grid-template-rows: 1fr 1fr;
        grid-template-columns: 1fr 1fr;
    }

    #test-item-overlapped-red {
        background-color: red;
        width: 100%;
        height: 100%;
    }
    #reference-overlapping-green{
        background-color: green;
        width: 100px;
        height: 100px;
    }
</style>
<body>
    <p>Test passes if there is a filled green square and <strong>no r