.f_lineDouble {
	position: relative;
}

.f_lineDouble span {
	display: block;
	width: 10px;
	height: 10px;
	border: 1px solid gold;
	transform: rotate(45deg);
	position: absolute;
}

.f_lineDouble span:first-child::before {
	content: '';
	background: gold;
	width: 1px;
	transform: rotate(45deg);
	height: 80px;
	position: absolute;
	top: -3px;
	left: -30px;
}

.f_lineDouble span:first-child::after {
	content: '';
	background: gold;
	width: 1px;
	transform: rotate(45deg);
	height: 80px;
	position: absolute;
	top: -74px;
	left: 41px;
}

.f_lineDouble span:first-child {
	left: -2px;
}

.f_lineDouble span:last-child {
	left: 4px;
}