<!DOCTYPE html>
<style>
.clip {
    width: 140px;
    height: 140px;
    background-color: green;
    padding: 10px;
    border: 10px solid green;
    margin: 10px;
    -webkit-clip-path: border-box;
    box-shadow: 3px 3px 3px black;
}
</style>
<body>
<div class="clip"></div>
</body>
</html>