#mask {
	position: absolute;
	left: 0px;
	top: 0px;
	z-index: 9000;
	background-color: #000000;
	display: none;
}
.window {
	position: absolute;
	display: none;
	z-index: 9999;
}
.scrollbar{
	float: left;
	height: 350px;
	overflow-y: scroll;
	overflow-x: hidden;
}
.force-overflow{
	height: 550px;
	min-height: 550px;
}
.style-4::-webkit-scrollbar-track{
	-webkit-box-shadow: inset 0 0 2px rgba(0,0,0,0.3);
}
.style-4::-webkit-scrollbar{
	width: 2px;
}
.style-4::-webkit-scrollbar-thumb{
	background-color: #353F47;
	border: 0px solid #555555;
}