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我使用bootstrap 3.3.7。为什么我会在HTML元素之间重叠?
我有这个网站:
<div class="container-fluid removeSpaceLeft-15 removeSpaceRight-15">
<div class="col-xs-4 removeSpaceLeft-15 removeSpaceRight-15">
<input type="text" class="form-control btn-sm" id="maxFeatures" value="0" />
</div>
<div class="col-xs-5 removeSpaceLeft-15 removeSpaceRight-15">
<label for="maxFeatures">max results: </label>
</div>
<div class="col-xs-3 removeSpaceLeft-15 removeSpaceRight-15">
<input type="button" class="btn btn-default btn-sm" id="btnExecute" value="Submit" />
</div>
</div>
<hr />
<div class="container-fluid nopadding">
<div class="panel panel-default">
<div class="panel-heading">Select layer</div>
<div class="panel-body">
<select id="layerName1" class="form-control" style="max-width: 100%!important"></select>
</div>
</div>
</div>
这里是WORKING JSfIDDLE
正如你可以看到小提琴我具备的要素之间的重叠。
任何想法为什么我重叠?