x
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<html>
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<head>
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<meta charset="utf-8">
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<style>
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.container {
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width: 300px;
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border: 1px dotted black;
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/* Firefox */
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display: box;
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box-orient: horizontal;
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box-lines: multiple;
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/* Safari and Chrome */
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display: box;
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box-orient: horizontal;
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box-lines: multiple;
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/* W3C */
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display: box;
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box-orient: horizontal;
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box-lines: multiple;
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}