/* 亮e */
.dropback {
	width:100%;
	height: 100%;
	position: fixed;
	top: 0;
	right: 0;
	bottom: 0;
	left: 0;
	z-index: 9001;
	background:url(backdrop.png);
}
.dropback *,.dropback *:before, .dropback *:after {
	-moz-box-sizing: border-box;
	-webkit-box-sizing: border-box;
	box-sizing: border-box;
}
.dropback .holder {
	position:relative;

}
.txt_board {
	width : 920px;
	height : 560px;
	padding : 20px;
	font-size : 24px;
	color: #fff;
	margin: 100px auto;
	z-index: 1058;
	position: relative;
}
.txt_board img {
	display: block;
	max-width: 100%
}
.closeit {
	display: inline-block;
	width: 60px;
	height: 60px;
	position: absolute;
	right: 5px;
	top: 5px;
	background:url(1212_close_6060.png) 0 0 no-repeat ;
}
.closeit:hover {
	background:url(1212_close_6060.png) 0 -60px no-repeat ;
}
.closeit:active {
	background-position: 0 0;
}
/*@media screen and (max-width: 767px) {
    .dropback .holder {
	width: 90%;
	height: auto;
	margin:60px auto 0;
	position:relative;

	}
	.txt_board {
	width : 100%;
	padding : 30px 20px;
	position: relative;
	z-index: 1058;
	}
}*/