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9 lines
237 B
HTML
9 lines
237 B
HTML
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<!DOCTYPE html>
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<html>
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<body>
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<div style="width: 100px; border: 1px solid green;">
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<div style="display: block; height: 20px; width: 80px; margin: 10px 0 10px 10px; border: 5px solid black"></div>
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</div>
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</body>
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</html>
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