/* billbd:overlay */
.billbd-overlay{
	position:fixed;
	top:0;
	bottom:0;
	left:0;
	right:0;
	z-index:10000;
	cursor:pointer;
	overflow:hidden;

	animation-name:kf-billbd-overlay-appear;
	animation-iteration-count:1;
	animation-fill-mode:both;
	animation-timing-function:ease-in;
	animation-duration:1s;
}
@keyframes kf-billbd-overlay-appear{
	0%{
		background-color:rgba(0,0,0,0);
	}
	100%{
		background-color:rgba(0,0,0,0.6);
	}
}
.billbd-overlay-opaque{
	background-color:rgba(0,0,0,0.6);
}
/* billbd:outer */
.billbd-outer{
	position:absolute;
	border:3px solid white;
	cursor:default;
	transition:opacity 0.3s;
}
.billbd-outer-transparent{
	opacity:0;
}
/* billbd:pic */
.billbd-pic{
	position:relative;
	width:100%;
	height:100%;
}
/* billbd:inner */
.billbd-inner{
	position:absolute;
	top:0;
	bottom:0;
	left:0;
	right:0;
	overflow:hidden;
}