CSS中的small這段啥意思？
這一長串啥意思？h1 small,
h2 small,
h3 small,
h4 small,
h5 small,
h6 small,
.h1 small,
.h2 small,
.h3 small,
.h4 small,
.h5 small,
.h6 small,
h1 .small,
h2 .small,
h3 .small,
h4 .small,
h5 .small,
h6 .small,
.h1 .small,
.h2 .small,
.h3 .small,
.h4 .small,
.h5 .small,
.h6 .small {
? font-weight: normal;
? line-height: 1;
? color: #999;
}
2015-05-23
<small>內的文本字體在h1~h3內，其大小都設置為當前字號的65%；而在h4~h6內的字號都設置為當前字號的75%；
h1?small, .h1?small, h2?small, .h2?small, h3?small, .h3?small, h1?.small, .h1?.small, h2?.small, .h2?.small, h3?.small, .h3?.small?{ ??font-size:?65%; } h4, .h4, h5, .h5, h6, .h6?{ ??margin-top:?10px; ??margin-bottom:?10px; } h4?small, .h4?small, h5?small, .h5?small, h6?small, .h6?small, h4?.small, .h4?.small, h5?.small, .h5?.small, h6?.small, .h6?.small?{ ??font-size:?75%; }2015-05-23
您提問那代碼是說:
行高都是1，而且font-weight設置了normal變成了常規效果（不加粗），同時顏色被設置為灰色（#999）。