对于每篇文章,如果元素嵌套在不同的级别,如何循环浏览一组 6 种背景颜色?
CSS是否可以做到这一点,或者我必须为每篇文章(.loop1-6(添加一个类名?我宁愿不走JS路线。
article:nth-child(6n+1) {
background: red;
}
article:nth-child(6n+2) {
background: blue;
}
article:nth-child(6n+3) {
background: orange;
}
<div class="home">
<div>
<article>1 - red</article>
</div>
<div>
<article>2 - blue</article>
</div>
<div>
<article>3 - orange</article>
</div>
<div>
<div>
<article>4 - green</article>
</div>
<div>
<article>5 - purple</article>
</div>
<div>
<article>6 - pink</article>
</div>
</div>
<!-- ...loop repeats... -->
<div>
<article>1 - red</article>
</div>
</div>
我假设您在上面的代码中输入的顺序是它将保持的顺序。
.home > div:nth-child(4n + 1) {
color:red;
}
.home > div:nth-child(4n + 2) {
color:blue;
}
.home > div:nth-child(4n + 3) {
color:orange;
}
.home > div:nth-child(4n + 4) {
color:green;
}
.home > div > div:nth-child(2) {
color:purple;
}
.home > div > div:nth-child(3) {
color:pink;
}
<div class="home">
<div>
<article>1 - red</article>
</div>
<div>
<article>2 - blue</article>
</div>
<div>
<article>3 - orange</article>
</div>
<div>
<div>
<article>4 - green</article>
</div>
<div>
<article>5 - purple</article>
</div>
<div>
<article>6 - pink</article>
</div>
</div>
<!-- ...loop repeats... -->
<div>
<article>1 - red</article>
</div>
<div>
<article>2 - blue</article>
</div>
<div>
<article>3 - orange</article>
</div>
<div>
<div>
<article>4 - green</article>
</div>
<div>
<article>5 - purple</article>
</div>
<div>
<article>6 - pink</article>
</div>
</div>
<div>
<article>1 - red</article>
</div>
<div>
<article>2 - blue</article>
</div>
<div>
<article>3 - orange</article>
</div>
<div>
<div>
<article>4 - green</article>
</div>
<div>
<article>5 - purple</article>
</div>
<div>
<article>6 - pink</article>
</div>
</div>
<div>
<article>1 - red</article>
</div>
<div>
<article>2 - blue</article>
</div>
<div>
<article>3 - orange</article>
</div>
<div>
<div>
<article>4 - green</article>
</div>
<div>
<article>5 - purple</article>
</div>
<div>
<article>6 - pink</article>
</div>
</div>
</div>
小提琴演示