@extends('layouts.app')

@section('content')
    <style>
        canvas {
            z-index: 1;
            position: absolute;
            left: 0;
            top: 0;
            width: 100%;
            height: 100%;
        }

        .caps {
            z-index: 2;
            position: absolute;
            left: 0;
            top: 0;
            width: 100%;
            height: 100%;
            opacity: 0;
            animation: as 8s linear infinite;
        }

        .caps img {
            display: block;
            width: 100%;
            height: 100%;
        }

        @keyframes as {
            0% {
                opacity: 0;
            }
            10% {
                opacity: .3;
            }
            20% {
                opacity: .1;
            }
            30% {
                opacity: .5;
            }
            40% {
                opacity: 0;
            }
            50% {
                opacity: .8;
            }
            55% {
                opacity: 0;
            }
            55% {
                opacity: 0;
            }
        }

        .frame {
            z-index: 3;
            position: absolute;
            left: 0;
            top: 0;
            width: 100%;
            height: 100%;
            background: -moz-radial-gradient(center, ellipse cover, rgba(0, 0, 0, 0) 0%, rgba(0, 0, 0, 0) 19%, rgba(0, 0, 0, 0.9) 100%); /* FF3.6+ */
            background: -webkit-gradient(radial, center center, 0px, center center, 100%, color-stop(0%, rgba(0, 0, 0, 0)), color-stop(19%, rgba(0, 0, 0, 0)), color-stop(100%, rgba(0, 0, 0, 0.9))); /* Chrome,Safari4+ */
            background: -webkit-radial-gradient(center, ellipse cover, rgba(0, 0, 0, 0) 0%, rgba(0, 0, 0, 0) 19%, rgba(0, 0, 0, 0.9) 100%); /* Chrome10+,Safari5.1+ */
            background: -o-radial-gradient(center, ellipse cover, rgba(0, 0, 0, 0) 0%, rgba(0, 0, 0, 0) 19%, rgba(0, 0, 0, 0.9) 100%); /* Opera 12+ */
            background: -ms-radial-gradient(center, ellipse cover, rgba(0, 0, 0, 0) 0%, rgba(0, 0, 0, 0) 19%, rgba(0, 0, 0, 0.9) 100%); /* IE10+ */
            background: radial-gradient(ellipse at center, rgba(0, 0, 0, 0) 0%, rgba(0, 0, 0, 0) 19%, rgba(0, 0, 0, 0.9) 100%); /* W3C */
            filter: progid:DXImageTransform.Microsoft.gradient(startColorstr = '#00000000', endColorstr = '#e6000000', GradientType = 1); /* IE6-9 fallback on horizontal gradient */

        }

        .frame div {
            position: absolute;
            left: 0;
            top: -20%;
            width: 100%;
            height: 20%;
            background-color: rgba(0, 0, 0, .12);
            box-shadow: 0 0 10px rgba(0, 0, 0, .3);
            animation: asd 12s linear infinite;
        }

        .frame div:nth-child(1) {
            animation-delay: 0;
        }

        .frame div:nth-child(2) {
            animation-delay: 4s;
        }

        .frame div:nth-child(3) {
            animation-delay: 8s;
        }

        @keyframes asd {
            0% {
                top: -20%;
            }
            100% {
                top: 100%;
            }
        }

        h1 {
            z-index: 3;
            position: absolute;
            font: bold 200px/200px Arial, sans-serif;
            left: 50%;
            top: 50%;
            margin-top: -100px;
            width: 100%;
            margin-left: -50%;
            height: 200px;
            text-align: center;
            color: transparent;
            text-shadow: 0 0 30px rgba(0, 0, 0, .5);
            animation: asdd 2s linear infinite;
        }

        @keyframes asdd {
            0% {
                text-shadow: 0 0 30px rgba(0, 0, 0, .5);
            }
            33% {
                text-shadow: 0 0 10px rgba(0, 0, 0, .4);
            }
            66% {
                text-shadow: 0 0 20px rgba(0, 0, 0, .2);
            }
            100% {
                text-shadow: 0 0 40px rgba(0, 0, 0, .8);
            }
        }
    </style>
    <h1>404</h1>
    <div class="frame">
        <div></div>
        <div></div>
        <div></div>
    </div>
    <div class="caps"><img src="http://ademilter.com/caps.png" alt=""></div>
    <canvas id="canvas"></canvas>

    <script>
        var Application = ( function () {
            var canvas;
            var ctx;
            var imgData;
            var pix;
            var WIDTH;
            var HEIGHT;
            var flickerInterval;

            var init = function () {
                canvas = document.getElementById('canvas');
                ctx = canvas.getContext('2d');
                canvas.width = WIDTH = 70%;
                canvas.height = HEIGHT = 50%;
                ctx.fillStyle = 'white';
                ctx.fillRect(0, 0, WIDTH, HEIGHT);
                ctx.fill();
                imgData = ctx.getImageData(0, 0, WIDTH, HEIGHT);
                pix = imgData.data;
                flickerInterval = setInterval(flickering, 30);
            };

            var flickering = function () {
                for (var i = 0; i < pix.length; i += 4) {
                    var color = (Math.random() * 255) + 50;
                    pix[i] = color;
                    pix[i + 1] = color;
                    pix[i + 2] = color;
                }
                ctx.putImageData(imgData, 0, 0);
            };

            return {
                init: init
            };
        }());

        Application.init();
    </script>
@endsection