h1.booktitle {
font-weight: bold;
font-size: 2em;
margin-top: 2em;
margin-bottom: 2em;
text-align: center;
}
h1.author {
font-weight: 500;
font-size: 1.5em;
margin-top: 1em;
margin-bottom: 0;
text-align: center;
}
h3, h4 {
 text-align: center;
}
h4 {
 margin-top: 0;
}
.dignity {
	text-align: center;
}
#titlepage p {
	font-size: 1em;
	text-align: center;
}
#titlepage h2 {
	font-weight: 600;	
	text-align: center;
}
#epigraph, #epigraph-valery {
	margin-top: 35%;
}
#epigraph p, #epigraph-valery p {
 margin-left: 20%;
	margin-right: 2%;
	text-align: left;
	text-indent: 0;
}
#epigraph p.epigraph-ns, #epigraph-valery p.epigraph-ns {
	margin-left: 25%;
	margin-right: 5%;
	text-align: right;
}
#toc-brief ul, #toc-brief li, #appendix ul, #appendix li  {
	font-family: Avenir, "Avenir Next", sans-serif;
	font-weight: bold;
	text-align: center;
	list-style: none;
	margin-top: 2%;
	page-break-inside: avoid;
  	break-inside: avoid;
}