html {
  font-size: 100%;
}

body {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1em;
  line-height: 1.4;
  margin: 1.5em;
  padding: 0;
  text-align: left;
  hyphens: auto;
  -webkit-hyphens: auto; 
   -epub-hyphens: auto; 
  orphans: 2;
  widows: 2;
}

h1, h2 {
  font-family: Arial, sans-serif;
  font-weight: bold;
  line-height: 1.6;
  margin-top: 1.2em;
  margin-bottom: 0.8em;
  hyphens: none;
}

h1 {
  font-size: 1.6em;
  text-align: center;
}

h2 {
  font-size: 1.4em;
  text-align: left;
}

.book-title {
  font-size: 2em;
  font-weight: bold;
  text-align: center;
  margin-top: 2em;
}

.book-author {
  font-size: 1.6em;
  font-weight: bold;
  text-align: center;
  margin-top: 1em;
}

p {
  margin-top: 0;
  margin-bottom: 0.7em;
  text-indent: 0;
}

em {
  font-style: italic;
}

strong {
  font-weight: bold;
}

blockquote {
border-left: 4px solid #808080; 
  padding-left: 15px;            
  margin-left: 0;                
  margin-right: 0;
  color: #555555;                
  font-style: italic;            
  font-size: 0.95em;
}

ul, ol {
  margin: 1em 0;
  padding-left: 1.5em;
}

li {
  margin-bottom: 0.3em;
}

img {        
  max-width: 100%; 
  width: 100%;            
  height: auto;
  display: block;
  margin: 1em auto;
}

p.illustration {
margin-bottom: 1em
}

.cover {
  text-align: center;
  margin: 0;
  padding: 0;
}

.cover img {
  width: 100%;
  height: auto;
}

hr {
  border: none;
  border-top: 1px solid #999;
  width: 100%;
  margin: 2em auto;
}

.footnote {
  font-size: 0.85em;
  vertical-align: super;
}

.footnote-text {
  font-size: 0.9em;
  margin-top: 1em;
  border-top: 1px solid #ccc;
  padding-top: 0.5em;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin: 1em 0;
  font-size: 1em;
}

th, td {
  border: 1px solid #999;
  padding: 0.4em 0.6em;
  text-align: left;
}

th {
  font-weight: bold;
  background-color: #f2f2f2;
}

.center {
  text-align: center;
  text-indent: 0;
}