body {
	background-color: #000000;
	color : green;
}

#error_404 {
	text-align: center;
	font-family: "Courier New",Monospace;
        position: absolute;
        top: 50%;
        left: 50%;
        margin-right: -50%;
        transform: translate(-50%, -50%); 
	font-size : 40px;
}