/*
* {
	margin: 0;
	padding: 0;
	-moz-box-sizing: border-box; 
	-webkit-box-sizing: border-box; 
	box-sizing: border-box;
}

body {
	font-family: 'Helvetica Neue','Helvetica', Arial, sans-serif;
}
*/

.main-content {
	height: 800px;
	width: 1000px;
	margin: 0 auto;
}

.overlay-bg {
	display: none;
	position: absolute;
	top: 0;
	left: 0;
	height:100%;
	width: 100%;
	cursor: pointer;
	z-index: 1000; /* high z-index */
	background: #000; /* fallback */
	background: rgba(0,0,0,0.75);
}
	.overlay-content {
		display: none;
		background: #fff;
		padding: 1%;
		width: 60%;
		position: absolute;
		top: 15%;
		left: 40%;
		margin: 0 0 0 -20%; /* add negative left margin for half the width to center the div */
		cursor: default;
		z-index: 10001;
		border-radius: 4px;
		box-shadow: 0 0 5px rgba(0,0,0,0.9);
	}

	.close-btn {
		cursor: pointer;
		border: 1px solid #333;
		padding: 1% 1%;
		background: #ffffff; /* background: #a9e7f9; / fallback */		
		/*
		padding: 2% 5%;
		background: #a9e7f9;
		background: -moz-linear-gradient(top,  #a9e7f9 0%, #77d3ef 4%, #05abe0 100%);
		background: -webkit-gradient(linear, left top, left bottom, color-stop(0%,#a9e7f9), color-stop(4%,#77d3ef), color-stop(100%,#05abe0));
		background: -webkit-linear-gradient(top,  #a9e7f9 0%,#77d3ef 4%,#05abe0 100%);
		background: -o-linear-gradient(top,  #a9e7f9 0%,#77d3ef 4%,#05abe0 100%);
		background: -ms-linear-gradient(top,  #a9e7f9 0%,#77d3ef 4%,#05abe0 100%);
		background: linear-gradient(to bottom,  #a9e7f9 0%,#77d3ef 4%,#05abe0 100%);
		*/
		
		border-radius: 4px;
		box-shadow: 0 0 4px rgba(0,0,0,0.3);
	}
	.close-btn:hover {
		/*background: #05abe0;*/
		background: #d9d9d9;
	}

/* media query for most mobile devices */
@media only screen and (min-width: 0px) and (max-width: 480px){

	.overlay-content {
		width: 96%;
		margin: 0 2%;
		left: 0;
	}
}