<!DOCTYPE html>
<html lang="en">
<head>
<style>
* {padding: 0; margin: 0}
#d {
    width: 180px;
    height: 180px;
    border: 1px solid black;
    background-color: red;
    margin-top: 100px;
}
#clip-ref {
    width: 32px;
    height: 32px;
    margin: 74px;
    background-color: green;
}
</style>
</head>
<body>
<div id="d"><div id="clip-ref"></div></div>
</body>
</html>