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057 CSSで背景の画像を指定する background-image、background

背景に画像を設定したいときに使うのが、主に2つのCSSプロパティです。 1. background-image background ...
Ars Technica

CSS Background image question

I am attempting to construct a roll-over pop-up box via HTML and CSS. The box is rectagular with an arrow sticking off the left ...
Searchenginejournal.com

Google Warns: CSS Background Images Aren’t Indexed

Google Warns: CSS Background Images Aren’t Indexed Google says images styled with CSS won’t be indexed in Image Search, advising developers to use HTML tags for important visuals. CSS background ...
Houston Chronicle

How to Create a GIF Background for a Web Page

Animated Web page backgrounds can be eye-catching, and you can create them using GIF files. When you add text and other content ...