.sticky-class {
	background: #666;
	padding: 10px;
}
.neptune-current {
	border-color: #1cc4d8!important;
	background-color: #1cc4d8!important;
	opacity: .6;
	padding: 10px;
	transition: .3s;
}
.neptune-current > * {
	position: relative;
	padding: 10px;
	background: red;
	z-index: 9;
	transition: .3s;
}
.neptune-current > * > *{
	position: relative;
	padding: 10px;
	position:;
	background: yellow;
	z-index: 99;
	transition: .3s;
}
.neptune-current > * > * > *{
	position: relative;
	padding: 10px;
	background: blue;
	z-index: 999;
	transition: .3s;
}
#tail {
	color: red;
	z-index: 9999;
	position: absolute;
	background: #fff;
	padding: 0 10px;
	transition: .3s;
}