p.Preface-Author {
	-epub-hyphens:none;
	-webkit-hyphens:none;
	color:#8a8c8e;
	font-family:"Helvetica Neue", sans-serif;
	font-size:1em;
	font-style:normal;
	font-variant:normal;
	font-weight:300;
	line-height:1.25;
	margin-bottom:43px;
	margin-left:0;
	margin-right:0;
	margin-top:6px;
	orphans:1;
	page-break-after:auto;
	page-break-before:auto;
	text-align:center;
	text-decoration:none;
	text-indent:0;
	text-transform:none;
	widows:1;
}
p.Preface-Title {
	-epub-hyphens:none;
	-webkit-hyphens:none;
	color:#000000;
	font-family:"Helvetica Neue", sans-serif;
	font-size:1.667em;
	font-style:normal;
	font-variant:normal;
	font-weight:300;
	line-height:1.1;
	margin-bottom:6px;
	margin-left:0;
	margin-right:0;
	margin-top:0;
	orphans:1;
	page-break-after:auto;
	page-break-before:auto;
	text-align:center;
	text-decoration:none;
	text-indent:0;
	text-transform:none;
	widows:1;
}