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<div style="display:-webkit-box;border:1px solid #ccc; width:500px;height:50px;"> <div style="-webkit-box-flex:1;background-color:#0f0"></div> <div style="-webkit-box-flex:2;background-color:#f00"></div> <div style="width:100px;background-color:#0f0"></div> </div>

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