#openbook-html .page-html p{
margin-top: 0em;
margin-bottom: 0em;
}

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

#openbook-html .page-html hr{
margin-top: 0em;
margin-bottom: 0em;
border-top: 0.75pt solid #000000;
}

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

#openbook-html .page-html .national{
display: block;
font-size:  1.5em ;
text-indent: 0em;
margin-top: 2em;
margin-bottom: 0em;
text-decoration: underline;
}

#openbook-html .page-html .tx1a{
display: block;
font-size:  0.75em ;
text-indent: 0em;
margin-top: 0em;
margin-bottom: 0em;
}

#openbook-html .page-html .fm{
display: block;
font-size:  1em ;
text-align: center;
margin-top: 2em;
margin-bottom: 1em;
font-weight: bold;
}

#openbook-html .page-html /* ====== for table of contents ====== */
.toch{
display: block;
font-size:  1.5em ;
text-align: center;
margin-top: 3em;
margin-bottom: 2em;
font-weight: bold;
}

#openbook-html .page-html .toc{
display: block;
font-size:  1em ; 
margin-top: 1em;
margin-bottom: 0em;
margin-left: 1.1em;
text-align: left;
text-indent: -1.1em;
}

#openbook-html .page-html .toc1{
display: block;
font-size:  1em ; 
margin-top: 0em;
margin-bottom: 0em;
margin-left: 3.1em;
text-align: left;
text-indent: -1.9em;
}

#openbook-html .page-html .toc2{
display: block;
font-size:  1em ; 
margin-top: 0em;
margin-bottom: 0em;
margin-left: 1.3em;
text-align: left;
text-indent: -1.3em;
}

#openbook-html .page-html /* ====== for heading ====== */
.ct{
display: block;
font-size:  1.5em ;
text-align: center;
margin-top: 0em;
margin-bottom: 1.5em;
font-weight: bold;
}

#openbook-html .page-html .cn{
display: block;
font-size:  1.5em ;
text-align: center;
margin-top: 4em;
margin-bottom: 1em;
font-weight: bold;
}

#openbook-html .page-html .ct1{
display: block;
font-size:  1.5em ;
text-align: center;
margin-top: 3em;
margin-bottom: 1.5em;
font-weight: bold;
}

#openbook-html .page-html .h1{
display: block;
font-size:  1em ;
text-align: center;
margin-top: 1.5em;
margin-bottom: 1em;
}

#openbook-html .page-html .h2{
display: block;
margin-top: 1.5em;
margin-bottom: 1em;
text-indent: 0em;
font-size:  1em ;
}

#openbook-html .page-html .h3{
display: block;
font-size: 0.9em;
text-align: center;
margin-top: 1.5em;
margin-bottom: 1em;
font-weight: bold;
margin-left: 0em;
}

#openbook-html .page-html /* ====== for center ====== */
.ser{
display: block;
text-align: center;
margin-top: 1em;
margin-bottom: 1em;
}

#openbook-html .page-html .ser2{
display: block;
text-align: center;
margin-top: 1em;
margin-bottom: 0em;
}

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

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

#openbook-html .page-html .txc1{
margin-top: 0em;
margin-bottom: 0em;
text-align: center;
font-size:  1em ;
}

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

#openbook-html .page-html .txr1{
margin-top: 0em;
margin-bottom: 0em;
font-size:  1em ;
margin-left: 20em;
text-align: left;
text-indent: -1.5em;
}

#openbook-html .page-html /* ====== for span ====== */
.ic{
display: inline;
font-size:  2em ;
}

#openbook-html .page-html .small{
display: inline;
font-size:  0.75em ;
}

#openbook-html .page-html /* ====== for paragraph ====== */
.tx{
display: block;
font-size:  1em ;
text-indent: 2em;
margin-top: 0em;
margin-bottom: 0em;
}

#openbook-html .page-html .tx1{
display: block;
font-size:  1em ;
text-indent: 0em;
margin-top: 0em;
margin-bottom: 0em;
}

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

#openbook-html .page-html /* ====== for top margin ====== */
.ttx{
display: block;
font-size:  1em ;
text-indent: 2em;
margin-top: 1em;
margin-bottom: 0em;
}

#openbook-html .page-html .ttx1{
display: block;
font-size:  1em ;
text-indent: 0em;
margin-top: 1em;
margin-bottom: 0em;
}

#openbook-html .page-html /* ====== for bottom margin ====== */
.ttx_b{
display: block;
font-size:  1em ;
text-indent: 2em;
margin-top: 0em;
margin-bottom: 1em;
}

#openbook-html .page-html .ttx1_b{
display: block;
font-size:  1em ;
text-indent: 0em;
margin-top: 0em;
margin-bottom: 1em;
}

#openbook-html .page-html /* ====== for top-bottom margin ====== */
.ttx_bb{
display: block;
font-size:  1em ;
text-indent: 2em;
margin-top: 1em;
margin-bottom: 1em;
}

#openbook-html .page-html .ttx1_bb{
display: block;
font-size:  1em ;
text-indent: 0em;
margin-top: 1em;
margin-bottom: 1em;
}

#openbook-html .page-html /* ====== for orderded list ====== */
.ol{
display: block;
font-size:  1em ;
margin-top: 1em;
margin-bottom: 0em;
text-align: left;
text-indent: -1.3em;
margin-left: 2.3em;
}

#openbook-html .page-html .ol_top{
display: block;
font-size:  1em ;
text-align: left;
text-indent: -2em;
margin-left: 5em;
margin-top: 1em;
margin-bottom: 0em;
}

#openbook-html .page-html .ol_bottom{
display: block;
font-size:  1em ;
text-align: left;
text-indent: -2em;
margin-left: 5em;
margin-top: 0em;
margin-bottom: 1em;
}

#openbook-html .page-html /* ====== for unordered list ====== */
.ul{
display: block;
font-size:  1em ;
text-align: left;
text-indent: -1.1em;
margin-left: 1.1em;
margin-top: 0em;
margin-bottom: 0em;
}

#openbook-html .page-html .ulh{
display: block;
font-size:  1em ;
text-align: left;
text-indent: -1.3em;
margin-left: 3.5em;
margin-top: 0em;
margin-bottom: 0em;
}

#openbook-html .page-html .ul1{
display: block;
font-size:  1em ;
text-align: left;
text-indent: -1.1em;
margin-left: 2.1em;
margin-top: 0em;
margin-bottom: 0em;
}

#openbook-html .page-html .ul_top{
display: block;
font-size:  1em ;
text-align: left;
text-indent: -1.5em;
margin-left: 3.5em;
margin-top: 1em;
margin-bottom: 0em;
}

#openbook-html .page-html .ul_bottom{
display: block;
font-size:  1em ;
text-align: left;
text-indent: -1.5em;
margin-left: 3.5em;
margin-top: 0em;
margin-bottom: 1em;
}

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

#openbook-html .page-html /* ====== for margin-left ====== */
.bkta{
display: block;
font-size:  0.75em ;
margin-top: 1em;
margin-bottom: 1em;
margin-left: 2.5em;
margin-right: 1em;
}

#openbook-html .page-html .bkt{
display: block;
font-size:  0.75em ;
margin-top: 1em;
margin-bottom: 1em;
margin-left: 3em;
margin-right: 1em;
}

#openbook-html .page-html .bkt1{
display: block;
font-size:  1em ;
margin-top: 0em;
margin-bottom: 0em;
margin-left: 1em;
margin-right: 1em;
}

#openbook-html .page-html /* ====== for box or border ====== */
.box{
font-size:  1em ;
margin-top: 2em;
margin-bottom: 2em;
margin-left: 0em;
padding: 1em;
border: 1px solid black;
background-color: #E7E7E9;
}

#openbook-html .page-html .box1{
font-size:  1em ;
margin-top: 1em;
margin-bottom: 1em;
margin-left: 0em;
padding: 1em;
border: 1px solid black;
}

#openbook-html .page-html .box_bottom{
display: block;
font-size:  1em ;
text-align: center;
margin-top: 0em;
margin-bottom: 0.5em;
}

#openbook-html .page-html /* ====== for footnote ====== */
.footnote{
display: block;
margin-top: 0em;
margin-bottom: 0em;
margin-left: 0em;
text-indent: 0em;
font-size:  0.75em ;
}

#openbook-html .page-html /* ====== for reference ====== */
.ref{
display: block;
margin-top: 0em;
margin-bottom: 0em;
margin-left: 0em;
text-indent: 0em;
font-size:  0.75em ;
}

#openbook-html .page-html /* ====== for caption_figure ====== */
.fig{
display: block;
font-size:  0.75em ;
text-indent: 0em;
margin-top: 0em;
margin-bottom: 0em;
}

#openbook-html .page-html /* ====== for caption_table ====== */
.tab{
display: block;
font-size:  1em ;
text-indent: 0em;
margin-top: 1em;
margin-bottom: 0em;
}

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

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

#openbook-html .page-html .break{
page-break-before: always;
}

#openbook-html .page-html .fn{
display: block;
font-size:  0.75em ;
text-indent: 2em;
margin-top: 0em;
margin-bottom: 0em;
}

#openbook-html .page-html .fn1{
display: block;
font-size:  0.75em ;
text-indent: 0em;
margin-top: 0em;
margin-bottom: 0em;
}

#openbook-html .page-html .tit{
display: block;
font-size: 1.9em;
text-indent: 0em;
margin-left: -3em;
margin-top: 3em;
margin-bottom: 0em;
}

#openbook-html .page-html .tita{
display: block;
font-size: 1.9em;
text-indent: 0em;
margin-left: -3em;
margin-top: 0.5em;
margin-bottom: 0em;
}

#openbook-html .page-html .tit1{
display: block;
font-size: 1.0em;
margin-top: 8.5em;
margin-bottom: 0em;
text-align: center;
}

#openbook-html .page-html .tit2{
display: block;
font-size: 1.0em;
margin-top: 1.5em;
margin-bottom: 0em;
text-align: center;
}

#openbook-html .page-html .tit3{
display: block;
font-size: 1.1em;
margin-top: 1.5em;
margin-bottom: 0em;
text-align: center;
}

#openbook-html .page-html .tit4{
display: block;
font-size: 0.8em;
margin-top: 15%;
margin-bottom: 0em;
text-align: center;
}

#openbook-html .page-html .htit{
display: block;
font-size: 0.8em;
margin-top: 15%;
margin-bottom: 0em;
text-align: center;
}

#openbook-html .page-html .htit1{
margin-top: 0em;
margin-bottom: 0em;
font-size: 0.9em;
text-indent: 0em;
margin-left: 60%;
}

#openbook-html .page-html .htit4{
display: block;
text-align: center;
margin-top: 35%;
margin-bottom: 0em;
}

#openbook-html .page-html .htit2{
display: block;
font-size: 1.6em;
margin-top: 0em;
margin-bottom: 1.5em;
text-align: center;
}

#openbook-html .page-html .htit3{
display: block;
font-size: 1.2em;
margin-top: 0em;
margin-bottom: 1.5em;
text-align: center;
}

#openbook-html .page-html .h44{
display: block;
margin-top: 20%;
margin-bottom: 5em;
font-size: 2em;
text-align: center;
}

#openbook-html .page-html table{
font-size:  1em ;
text-align: left;
}