在工具箱中选择减淡工具，然后在画布任意位置右击鼠标，设置画笔大小为455px。

Select the Dodge Tool from the Toolbar, then right-click anywhere on the canvas and set the brush Master Diameter to 455px.

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以百分比形式设置顶部偏移量时，百分比值以父画布的大小为基础。

When setting the top offset as a percentage, the percentage value is based on the size of the parent canvas.

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以百分比形式设置底部偏移量时，百分比值以父画布的大小为基础。

When setting the bottom offset as a percentage, the percentage value is based on the size of the parent canvas.

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