<!DOCTYPE html>

<html>
<head>
    <style>
        div {
            font-size: 100px;
            color: gray;
            width: 200px;
        }

        .test-stroke {
            text-shadow: 100px 0 0 rgba(0, 0, 0, 0.5);
            -webkit-text-stroke: 70px red;
            
            /* Clip used to isolate the stroke */
            -webkit-clip-path: inset(50px 40px 50px 140px);
        }
        .bg-color-gray {
            background-color: gray;

            /* Clip used to isolate a part of the shadow */
            -webkit-clip-path: inset(50px 40px 50px 140px);
        }
    </style>
</head>
<body>

<div class="bg-color-gray" style="paint-order: fill;">&#x25fc;</div>
<div class="bg-color-gray" style="paint-order: fill markers;">&#x25fc;</div>
<div class="bg-color-gray" style="paint-order: stroke;">&#x25fc;</div>
<div class="bg-color-gray" style="paint-order: stroke markers;">&#x25fc;</div>
<div class="bg-color-gray" style="paint-order: markers;">&#x25fc;</div>
<div class="bg-color-gray" style="paint-order: markers stroke;">&#x25fc;</div>

</body>
</html>