header .left a h1:before{
	content: "";
	position: absolute;
	width: 180px;
	height: 200px;
	transform: rotate(-30deg);
	background: rgba(255, 255, 255, 0.13);
	background: linear-gradient(to right, 
    rgba(255, 255, 255, 0.2) 0%,
    rgba(255, 255, 255, 0.2) 80%,
    rgba(255, 255, 255, 1) 95%,
    rgba(255, 255, 255, 0.8) 100%);
    animation: light_shift 3s infinite;
}
@keyframes light_shift{
	0%{
		top: 10%;
		left: -100%;
		opacity: 0.8;
	}
	100%{
		top: -50%;
		left: 100%;
		opacity: 0;
	}
}