使用html表格来编辑页面布局。
表格被用作网页的主要构建块，但是作为页面布局元素，使用表格现在被认为是糟糕的做法。
Tables used to be the main building block of Web pages, but now they're considered bad practice as page layout elements.
由CSS设计的网页的文件体积往往小于基于表格布局的网页，这也意味着页面响应时间的改善。
The document sizes of CSS designs are generally smaller than table-based designs too, which translated to an improvement in page response times.
页面上显示的布局表格外框为绿色，而布局单元格外框为蓝色。
Layout tables appear outlined in green on your page; layout cells appear outlined in blue on your page.
如果你的表格大多用于页面布局，取消边界和标题。
If most of your tables are used for page layout, deselect borders and headings.
如果你的表格大多用于页面布局，取消边界和标题。
If most of your tables are used for page layout, deselect borders and headings.
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