CSS Property: filter: initial()

The filter: initial property resets to its default value. You can read more in the initial article.

EXAMPLE

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>filter: initial</title>
    <meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1">

    <style>
        * {
            box-sizing: border-box;
        }
        img {
            filter: initial;
        }
    </style>
</head>
<body>
<img src="/demo/smiley.png" width="403" height="336" alt="Smiley">
</body>
</html>

RESULT