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22 lines
290 B
HTML
22 lines
290 B
HTML
<!DOCTYPE HTML>
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<html><head>
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<meta charset="utf-8">
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<title></title>
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<style type="text/css">
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html { padding: 100px }
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mask {
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position: absolute;
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top: 98px; left: 98px;
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width: 300px;
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height: 200px;
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background: black;
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}
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</style>
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</head>
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<body>
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<mask></mask>
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</body>
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</html>
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