添加寄宿生后，我无法删除图像下方的空白区域。

我该如何摆脱呢？

<div style="width: 1200px;">
<div style="float: left; width: 358 px; margin: 0px 7px 0px 0px; border: 1px solid #021a40;"><img src="{{media url="wysiwyg/3row/3row-no-boarder_07.jpg"}}" alt="" /></div>
<div style="float: left; width: 358 px; margin: 0px 7px 0px 7px; border: 1px solid #021a40;"><img src="{{media url="wysiwyg/3row/3row-no-boarder_04.jpg"}}" alt="" /></div>
<div style="float: left; width: 358 px; margin: 0px 0px 0px 7px; border: 1px solid #021a40;"><img src="{{media url="wysiwyg/3row/3row-no-boarder_09.jpg"}}" alt="" /></div>
<div style="clear: both;">&nbsp;</div>
</div>
</div>
</div>