#openbook-html .page-html .h44{
display: block;
font-size: 2em;
text-align: center;
margin-top: 4em;
margin-bottom: 0em;
}

#openbook-html .page-html .merge{
display: block;
font-size: 1em;
margin-top: 1em;
margin-bottom: 0em;
text-indent: 0em;
}

#openbook-html .page-html .tit{
display: block;
font-size: 1.5em;
text-align: center;
margin-top: 2em;
margin-bottom: 0em;
}

#openbook-html .page-html .tit1{
display: block;
font-size: 3em;
text-align: center;
margin-top: 0em;
margin-bottom: 0em;
}

#openbook-html .page-html .tit1a{
display: block;
font-size: 1.3em;
text-align: center;
margin-top: 1em;
margin-bottom: 0em;
letter-spacing: 3pt;
}

#openbook-html .page-html .tit1b{
display: block;
font-size: 1em;
text-align: center;
margin-top: 10em;
margin-bottom: 0em;
}

#openbook-html .page-html .tit3{
display: block;
font-size: 1em;
text-align: center;
margin-top: 5em;
margin-bottom: 0em;
line-height: 1em;
}

#openbook-html .page-html .tit3a{
margin-left: 8.5em;
margin-top: 0em;
margin-bottom: 0em;
}

#openbook-html .page-html .tit2{
display: block;
font-size: 1em;
text-align: center;
margin-top: 9em;
margin-bottom: 0em;
}

#openbook-html .page-html .tita{
display: block;
font-size: 1em;
text-align: center;
margin-top: 0em;
margin-bottom: 0em;
}

#openbook-html .page-html body{
text-align: justify;
}

#openbook-html .page-html a{
text-decoration: none;
}

#openbook-html .page-html .inline{
vertical-align: middle;
}

#openbook-html .page-html .u{
text-decoration: underline;
}

#openbook-html .page-html /* cover image */
.cover{
margin-top: 0em;
margin-bottom: 0em;
text-align: center;
}

#openbook-html .page-html /* Copyright text */
.crt{
display: block;
margin-top: 1.0em;
margin-bottom: 0em;
text-indent: 0em;
font-size: 1.0em;
}

#openbook-html .page-html .crt-1{
display: block;
margin-top: 2em;
margin-bottom: 0em;
text-indent: 0em;
font-size: 1.0em;
}

#openbook-html .page-html /* Copyright statement */
.crts{
display: block;
margin-top: 1.0em;
margin-bottom: 0em;
text-indent: 0em;
font-size: 1.0em;
}

#openbook-html .page-html /* National image */
.nat{
display: block;
font-size: 1.7em;
font-weight: bold;
margin-top: 1.50em;
margin-bottom: -0.3em;
text-decoration: underline;
}

#openbook-html .page-html .nat1{
display: block;
font-size: 0.90em;
font-weight: bold;
font-style: italic;
margin-top: 0.3em;
margin-bottom: 2.00em;
}

#openbook-html .page-html /* para with text-indent */
.tx{
display: block;
margin-top: 0em;
margin-bottom: 0em;
text-indent: 1.0em;
font-size: 1.0em;
}

#openbook-html .page-html /* para no-indent */
.tx1{
display: block;
margin-top: 0em;
margin-bottom: 0em;
text-indent: 0em;
font-size: 1.0em;
}

#openbook-html .page-html /* para no-indent with margin top */
.tx1-1{
display: block;
margin-top: 1.0em;
margin-bottom: 0em;
text-indent: 0em;
font-size: 1.0em;
}

#openbook-html .page-html /* text center */
.txc-1{
display: block;
margin-top: 2em;
margin-bottom: 1em;
text-indent: 0em;
font-size: 1.1em;
text-align: center;
}

#openbook-html .page-html /* text right */
.txr{
margin-top: 1em;
margin-bottom: 0em;
text-indent: 0em;
font-size: 1.0em;
text-align: right;
}

#openbook-html .page-html /* Table of content Heading */
.toc{
display: block;
margin-top: 3em;
margin-bottom: 3em;
text-indent: 0em;
font-size: 1.4em;
text-align: center;
font-weight: bold;
}

#openbook-html .page-html /* Contents page paragraph style */
.toc-1{
font-size: 1.0em; 
margin-top: 1.2em;
margin-bottom: 0em;
margin-left: 0em;
text-indent: 0em;
}

#openbook-html .page-html .toc-2{
font-size: 1.0em; 
margin-top: 0.1em;
margin-bottom: 0em;
margin-left: 2em;
text-indent: -2em;
text-align: left;
}

#openbook-html .page-html .toc-3{
font-size: 1.0em; 
margin-top: 0em;
margin-bottom: 0em;
margin-left: 4em;
text-indent: -2em;
text-align: left;
}

#openbook-html .page-html .toc-4{
font-size: 1.0em; 
margin-top: 0.0em;
margin-bottom: 0em;
margin-left: 5em;
text-indent: -2em;
text-align: left;
}

#openbook-html .page-html /* Chapter Title */
.ct{
display: block;
margin-top: 3em;
margin-bottom: 4em;
text-align: center;
font-size: 1.4em;
font-weight: bold;
}

#openbook-html .page-html .h2{
display: block;
font-size: 1.0em;
text-align: center;
margin-top: 1.5em;
margin-bottom: 0.5em;
font-weight: bold;
}

#openbook-html .page-html .h3{
display: block;
font-weight: bold;
font-size: 1.0em;
text-align: left;
margin-top: 1.5em;
margin-bottom: 1.0em;
}

#openbook-html .page-html .hang{
font-size: 1.0em; 
margin-top: 0em;
margin-bottom: 0em;
margin-left: 1.5em;
text-indent: -1.5em;
text-align: left;
}

#openbook-html .page-html .hang-1{
font-size: 1.0em; 
margin-top: 1em;
margin-bottom: 0em;
margin-left: 1.5em;
text-indent: -1.5em;
text-align: left;
}

#openbook-html .page-html /* image */
.ser{
margin-top: 1.0em;
margin-bottom: 1.0em;
text-align: center;
}

#openbook-html .page-html /* footnote */
.fn{
display: block;
margin-top: 0em;
margin-bottom: 0em;
text-indent: 1.0em;
font-size: 0.85em;
}

#openbook-html .page-html /* refrence */
.ref{
font-size: 0.85em; 
margin-top: 0em;
margin-bottom: 0em;
margin-left: 0.90em;
text-indent: -1.0em;
}

#openbook-html .page-html /* unorder list */
ul{
margin-top: 1em;
margin-bottom: 1em;
margin-left: 0.5em;
}

#openbook-html .page-html /* number list*/
ol{
margin-top: 1.00em;
margin-bottom: 1.00em;
margin-left: 0.5em;
}