UnforeseenOcean.github.io/404.html at master · UnforeseenOcean/UnforeseenOcean.github.io · GitHub

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<!DOCTYPE html>
<html>
    <head>
        <style>
            body {
                margin: 0;
                padding: 0;
                height: 100%;
            }
            .viewer {
                margin: 0;
                padding: 0;
                position: absolute;
                width: 100%;
                height: 100%;
                left:0;right:0;bottom:0;top:0;
            }
        </style>
    </head>
    <body>
        <iframe id="page" style="position: fixed; top: 0px; bottom: 0px; right: 0px; width: 100%; border: none; margin: 0; padding: 0; overflow: hidden; z-index: 999999; height: 100%;" frameborder="0" src="about:blank" class="viewer">
        </iframe>
        <script>
            function spawnErrorPage(){
                const dice = Math.random()*21;
                const sel = Math.floor(dice);
                console.info("Spawning a random error page..."+sel);
                var doc = document.getElementById("page");
                doc.src = "error-pages/" + sel + ".html";
            }

            window.onload = function(){
                spawnErrorPage();
            }
        </script>
    </body>
</html>