.wait-overlay
{
	position: fixed;
	z-index: 999;
	height: 2em;
	width: 2em;
	overflow: show;
	margin: auto;
	top: 0;
	left: 0;
	bottom: 0;
	right: 0;
}

	.wait-overlay:before
	{
		content: '';
		display: block;
		position: fixed;
		top: 0;
		left: 0;
		width: 100%;
		height: 100%;
		background-color: rgba( 0, 0, 0, 0.8 );
	}

	.wait-overlay:not(:required)
	{
		font: 0/0 a;
		color: transparent;
		text-shadow: none;
		background-color: transparent;
		border: 0;
	}

		.wait-overlay:not(:required):after
		{
			content: '';
			display: block;
			font-size: 10px;
			width: 1em;
			height: 1em;
			margin-top: -0.5em;
			-webkit-animation: waitspinner 150ms infinite linear;
			-moz-animation: waitspinner 150ms infinite linear;
			-ms-animation: waitspinner 150ms infinite linear;
			-o-animation: waitspinner 150ms infinite linear;
			animation: waitspinner 150ms infinite linear;
			border-radius: 0.5em;
			-webkit-box-shadow: rgba(255,255,255, 0.75) 1.5em 0 0 0, rgba(255,255,255, 0.75) 1.1em 1.1em 0 0, rgba(255,255,255, 0.75) 0 1.5em 0 0, rgba(255,255,255, 0.75) -1.1em 1.1em 0 0, rgba(255,255,255, 0.75) -1.5em 0 0 0, rgba(255,255,255, 0.75) -1.1em -1.1em 0 0, rgba(255,255,255, 0.75) 0 -1.5em 0 0, rgba(255,255,255, 0.75) 1.1em -1.1em 0 0;
			box-shadow: rgba(255,255,255, 0.75) 1.5em 0 0 0, rgba(255,255,255, 0.75) 1.1em 1.1em 0 0, rgba(255,255,255, 0.75) 0 1.5em 0 0, rgba(255,255,255, 0.75) -1.1em 1.1em 0 0, rgba(255,255,255, 0.75) -1.5em 0 0 0, rgba(255,255,255, 0.75) -1.1em -1.1em 0 0, rgba(255,255,255, 0.75) 0 -1.5em 0 0, rgba(255,255,255, 0.75) 1.1em -1.1em 0 0;
		}

@-webkit-keyframes waitspinner
{
	0%
	{
		-webkit-transform: rotate(0deg);
		-moz-transform: rotate(0deg);
		-ms-transform: rotate(0deg);
		-o-transform: rotate(0deg);
		transform: rotate(0deg);
	}

	100%
	{
		-webkit-transform: rotate(360deg);
		-moz-transform: rotate(360deg);
		-ms-transform: rotate(360deg);
		-o-transform: rotate(360deg);
		transform: rotate(360deg);
	}
}

@-moz-keyframes waitspinner
{
	0%
	{
		-webkit-transform: rotate(0deg);
		-moz-transform: rotate(0deg);
		-ms-transform: rotate(0deg);
		-o-transform: rotate(0deg);
		transform: rotate(0deg);
	}

	100%
	{
		-webkit-transform: rotate(360deg);
		-moz-transform: rotate(360deg);
		-ms-transform: rotate(360deg);
		-o-transform: rotate(360deg);
		transform: rotate(360deg);
	}
}

@-o-keyframes waitspinner
{
	0%
	{
		-webkit-transform: rotate(0deg);
		-moz-transform: rotate(0deg);
		-ms-transform: rotate(0deg);
		-o-transform: rotate(0deg);
		transform: rotate(0deg);
	}

	100%
	{
		-webkit-transform: rotate(360deg);
		-moz-transform: rotate(360deg);
		-ms-transform: rotate(360deg);
		-o-transform: rotate(360deg);
		transform: rotate(360deg);
	}
}

@keyframes waitspinner
{
	0%
	{
		-webkit-transform: rotate(0deg);
		-moz-transform: rotate(0deg);
		-ms-transform: rotate(0deg);
		-o-transform: rotate(0deg);
		transform: rotate(0deg);
	}

	100%
	{
		-webkit-transform: rotate(360deg);
		-moz-transform: rotate(360deg);
		-ms-transform: rotate(360deg);
		-o-transform: rotate(360deg);
		transform: rotate(360deg);
	}
}