.black_overlay{
          display: none;
          position: absolute;
          top: 0%;
          left: 0%;
          width: 100%;
          background-color: black;
          z-index:1001;
          -moz-opacity: 0.8;
          opacity:.80;
          filter: alpha(opacity=80);
       		height: 3000px;

      }

       

	.white_content {
		display: none;
		position: absolute;
		top: 25%;
		left: 25%;
		width: 650px;
		height: 250px;
		background-color: white;
		z-index:1002;
		overflow: auto;
		padding: 5px;
		border: 4px solid #ffffff;
		margin:0 0 10px 0;
	}
	.contenidoLight{
		margin:0px 0px 0px 0px;
		padding:20px 0px 0px 0px;
	}
	.colIzqda{
		padding:0px 20px 0px 0px;
		margin:0px 0px 0px 0px;
	}