Select the Rounded rectangle Tool (u) and then drag out your footer sized rectangle.

选择圆角矩形工具(U)在也叫拖动出一个圆角矩形。

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Create a rounded rectangle using rounded rectangle shape tool.

使用圆角矩形工具创建一个圆角矩形。

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Using the Direct Selection Tool (a) over our brand new rounded rectangle, grab the points of the top left corner and move them to the right (you can use the cursors for an accurate move).

用直接选择工具在我们创建的新的圆角矩形，向右拖动左上角的点(你可以用光标准确的拖动)。

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