<!DOCTYPE html> <!-- webkit-test-runner [ AsyncOverflowScrollingEnabled=true ] -->
<html>
<head>
    <style>
        .scrollable {
            overflow-y: scroll;
            height: 300px;
            width: 300px;
            margin: 10px;
            border: 1px solid black;
        }
		
		.box.sharing {
            background-color: blue;
		}
		
		.box {
			position: relative;
			top: 50px;
			left: 50px;
            width: 180px;
            height: 180px;
            background-color: green;
		}

        .spacer {
            height: 500px;
        }
    </style>
</head>
<body>
    <div class="scrollable">
        <div class="sharing box">
			<div class="inner box"></div>
        </div>
        <div class="spacer"></div>
    </div>
</body>
</html>