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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同様に、ハイパーリンクのテキストの色を他の部分と揃えたい場合には
次のようにします。
inheritキーワードは背景へのスタイル設定でも効果的です。例え
ば、（図1.8 ）のような吹き出しで、突き出た部分の背景とボーダーの 設
定を吹き出し本体から継承できます。
数字ではなく自分の眼に頼る
人間の眼は、入力装置としてはとても不完全です。正確に値を指定して
も不正確な見た目になってしまうことがあり、この点を踏まえたデザイン
が求められます。例えば、我々の眼は縦方向の中央に配置したものをずれ
て認識してしまうことがよく知られています。中央にあると認識させるた
めには、計算上の中央よりも少し上に対象を配置する必要があります。
図1.9 を自分の眼で見て、確かめてみましょう。
input,select,button{font:inherit;}
a{color:inherit;}
.callout{position:relative;}
.callout::before{
content:"";
position:absolute;
top:‐.4em;left:1em;
padding:.35em;
background:inherit;
border:inherit;
border‐right:0;
border‐bottom:0;
transform:rotate(45deg);
}
52
1章：イントロダクション ...
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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.