body {
	background-color: black;
}

body::before,
body::after {
	content: '';
	position: absolute;
	top: 0;
	right: 0;
	bottom: 0;
	left: 0;
}

body::before {
	background: url('../imgs/login.jpg') center / cover no-repeat;
	filter: grayscale(50%) contrast(150%);
}

body::after {
	background-color: rgba(0,0,0,.85);
}

#login {
	position: relative;
	z-index: 1;
}

.login #nav a,
.login #backtoblog a {
	color: grey;
}