Amy 704f7fa4c7 Fix typos and clarify explanations (#30546) ...

* Fix typos and clarify explanations

* Make edits based on review

* Update guide/english/css/css3-media-queries/index.md

Co-Authored-By: amyyf <ava447@gmail.com>

2019-03-04 13:07:08 -08:00

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index.md

Fix typos and clarify explanations (#30546)

2019-03-04 13:07:08 -08:00