<!DOCTYPE html>
<html>
    <head>
        <meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
        <style>
            img {
                position: absolute;
                left: 0;
                top: 0;
                right: 0;
                bottom: 0;
                width: 32px;
                height: 32px;
                margin: auto;
            }
        </style>

    </head>
    <body>
        <img src="symbols/loading.svg"/>
    </body>
</html>