<!DOCTYPE html>
<html lang="en">
<head>
<style>
div {
    width: 160px;
    padding: 10px;
    height: 160px;
    background-color: red;
    border: 10px solid red;
    -webkit-filter: brightness(0) blur(2px);
    -webkit-clip-path: inset(0) padding-box;
}
</style>
</head>
<body>
<div>
</body>
</html>