@media (min-width:720px) {
	.black_overlay{
		position:fixed;
		top: 0;
		left: 0;
		right:0;
		bottom:0;
		width: 100%;
		background-color:#000;
		z-index:150;
		opacity:0.90;
	}


	.popimg{
		position: absolute;
		width: 700px;
		height: 700px;
		padding: 1px;
		border: 0px solid orange;
		z-index:190;
		overflow: none;
		left:50%;
		top:50%;
		margin-left:-350px;
		margin-top:-355px;
		border:1px solid #666;
	}

	.btfechar{
		border-radius:0 0 5px 5px;
		color:#FFF;
		font:0.9em bold calibri,verdana,arial;
		margin:6px 10px 0 0;
		float:left;
		cursor:pointer;
		position:inherit;
		right:0;
	}
	span.btfechar:hover{
		background:#c23939;
	}

}









@media (max-width:719px) {
	.black_overlay{
		position:fixed;
		top: 0;
		left: 0;
		right:0;
		bottom:0;
		width: 100%;
		background-color:#000;
		z-index:150;
		opacity:0.90;
	}
	
	.popimg{
		position: absolute;
		margin:20% 4% 0 4%;
		display:block;
		width:92%;
		z-index:190;
	}	
	
	.img{
		width:100%;
		display:block;
	}
	
	.btfechar{
		float:left;
		cursor:pointer;
		position:inherit;
		right:0;
		z-index:190;
		margin:5px 5px 0 0;
		transition:all 0.3s ease;
	}
	
}