You have learned how to use CSS to add backgrounds, format text, add and format borders, and specify padding and margins of elements.

你已经学习如何使用CSS来为页面加上背景，格式化文字，以及为元素加上边框，边距，填充等一系列的样式。

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PhotoDeluxe 4.0 provides basic editing and enhancement tools as well as templates to add your photos to cards, calendars, and other backgrounds.

CNN: Image editing for amateurs

Unless the FCC manages to conduct a transparent process involving scientists with strong backgrounds in the relevant disciplines but with no investment in this particular question, it is only likely to add the already lamentable confusion.

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