Make sure your foregroundcolour is black. See image above.
确认你的前景色为黑色。详见上面图片。
2
Make sure that the foregroundcolour is black or whatever colour you want for the shadows.
确保前景色为黑色或者是你希望用做阴影的其他颜色。
3
Note how the background-color and foreground (type) colour are separated by a semi-colon. Be careful not to mix up the colons and semicolons or things will go horribly wrong.