If you set your website to "float," positioned in the middle of the browser window with space on either side, then you can set your header width to whatever you want.

如果你把你的页面设置为“漂浮，”定位在浏览器窗口中间，两边留有空间，那么你可以设置你的页眉宽度为任意值。

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Float Field in an Editor Window.

编辑器中的浮点数字段。

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Float Field in an Editor Window.

编辑器中的浮点数字段。

youdao