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.partsubchapter {
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    margin-top: 2em;
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.pubhlink {
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    display: block;
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    margin: 2em 0 0.1em
    }
.subchapter1 {
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    margin-top: 2em;
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    padding: 0.5em 1em;
    border-top: currentColor solid 2px;
    border-bottom: currentColor solid 2px
    }
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    display: block;
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    }
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    display: block;
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    margin-top: 2em
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