<!DOCTYPE html>
<html>
    <head>
        <style>
            .min-width {
                background-color: red;
                box-sizing: border-box;
                display: inline-block;
                height: 50px;
                min-width: 50px;
                padding: 10px;
            }
        </style>
    </head><body><div class="min-width">1</div></body></html>