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#openbook-html .page-html .h2{
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#openbook-html .page-html .list_merge{
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text-align: center;
margin-top: 2em;
margin-bottom: 2em;
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#openbook-html .page-html .ct1{
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text-align: center;
margin-top: 2em;
font-weight: bold;
margin-bottom: 2em;
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#openbook-html .page-html .cn{
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text-align: center;
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#openbook-html .page-html .toch{
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text-align: center;
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margin-bottom: 2em;
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#openbook-html .page-html .toc{
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#openbook-html .page-html .footnote{
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#openbook-html .page-html .fn{
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#openbook-html .page-html .fna{
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#openbook-html .page-html .phang{
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text-decoration: underline;
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#openbook-html .page-html .tx1g{
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