Make it 70px high and a radius of 10px or more if you wish. Now we have to get rid of the bottom radius and make a perfect corner out of it.

首先用圆角长方形工具创建一个高70px圆角半径为10px的图形（注意要画路径图），现在我们不要底部圆角的部分而为它郑家一个更好的角效果。

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The background color, corner radius, and border and thickness styles of "header" and "content" viewers are defined in class selectors of the external CSS file: "example.css" (Listing 19).

“header”和“content”查看器的背景颜色、圆角半径、边框和透明度都在外部css文件example . css的类选择器中定义(见清单19)。

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Corner Area: the edge line with the goal line cross, have a dot, radius is 1m, drawing a quarter of circle arc.

角球区：以边线和球门线交叉点为圆点，以1米为半径，向场内各画一段四分之一的圆弧，这个弧内地区叫角球区。

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