On the vertical dimension, we distribute extra space in a ratio of (1, 4, 2) corresponding to (top margin, button itself, bottom margin).

在垂直方向上，按照与(上边距，按钮本身，下边距)对应的(1,4,2)的比例分配额外空间。

youdao

Containing block vertical constraint. A left float box's top margin edge may not be higher than the containing block's top padding edge.

包含块的垂直限制：左浮动框的上marginedge不能高于包含块的上padding edge。

youdao

A gutter margin setting adds extra space to the side margin or top margin of a document that you plan to bind.

装订线边距设置将为要装订的文档两侧或顶部边距添加额外的空间。

youdao

A gutter margin setting adds extra space to the side margin or top margin of a document that you plan to bind.

装订线边距设置将为要装订的文档两侧或顶部边距添加额外的空间。

youdao