July 2016
Intermediate to advanced
384 pages
10h 11m
Japanese
Content preview from CSSシークレット ―47のテクニックでCSSを自在に操る
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chがサポートされているかどうかに応じて、表示は図8.27のいずれか
になります。2行目のような表示を避けるには、代替として em単位での幅
も指定するとよいでしょう。（点滅しない）カーソルはいらない場合に
は、カーソルのアニメーションで使われるキーフレームを変更します。
キーフレームの中でボーダーを表示するようにすれば、非対応のブラウザ
ではボーダーを透明のままにできます。コードは以下のとおりです。
これが代替として最善の表示になります。古いブラウザではアニメーシ
ョンは実行されませんが、表示が崩れることはなく、同じスタイルで描画
されます。
▶ PLAY!
play.csssecrets.io/typing
CSSisawesome!
CSSisawesome!
@keyframescaret{
50%{border‐color:currentColor;}
}
h1{
/*略*/
border‐right:.05emsolidtransparent;
animation:typing6ssteps(15),
caret1ssteps(1)infinite;
}
関連仕様
CSSAnimations
w3.org/TR/css‐animations
CSSValues&Units
w3.org/TR/css‐values
353
シークレット45：キー入力のアニメーション
図8.27
CSS アニメーションに対
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.