课程
/前端开发
/HTML/CSS
/初识HTML(5)+CSS(3)-升级版
白菜。油菜，卷心菜等等不是也都有<li></li>吗
为什么是一个大的红圈，而不是每一个小的也都有红圈
2018-11-30
源自：初识HTML(5)+CSS(3)-升级版 8-6
正在回答
filter:alpha(opacity=80);
https://www.61bcx.com/scratch3/work/893739https://www.61bcx.com/scratch3/work/895921https://www.61bcx.com/scratch3/work/892798https://www.61bcx.com/scratch3/work/893418https://www.61bcx.com/scratch3/work/891393https://www.61bcx.com/scratch3/work/898636https://www.61bcx.com/scratch3/work/897746https://www.61bcx.com/scratch3/work/900700https://www.61bcx.com/scratch3/work/894243https://www.61bcx.com/scratch3/work/898500https://www.61bcx.com/scratch3/work/897434https://www.61bcx.com/scratch3/work/896792https://www.61bcx.com/scratch3/work/890922https://www.61bcx.com/scratch3/work/897685https://www.61bcx.com/scratch3/work/891437https://www.61bcx.com/scratch3/work/893475https://minecraft.fandom.com/zh/wiki/UserProfile:%E6%9E%9C%E6%95%A2%E8%80%81%E8%A1%97%E9%91%AB%E4%BD%B0%E5%88%A9%E8%80%81%E6%9D%BF%E5%BC%80%E6%88%B7%E5%AE%98%E7%BD%91B2024%C2%B7CN%E9%BE%99%E5%B2%A9%E7%94%B5%E5%8F%B0%EF%BD%86?variant=zh-hk&cb=&mobileaction=toggle_view_mobilehttps://mod.3dmgame.com/mods?mods_title=%E9%92%BB%E7%9F%B3%E5%9B%BD%E9%99%85%E8%B1%AA%E8%B5%8C%E7%82%B9%E5%87%BB%E9%83%A8%E5%BE%AE%E4%BF%A1%E5%BC%80%E6%88%B7%E7%94%B5%E8%AF%9D%E5%AE%98%E7%BD%91B2024.CN%E6%B1%A0%E5%B7%9E%E5%8A%9E%E4%BA%8B%E5%A4%84%EF%BC%B3%EF%BD%82https://db.auto.sina.com.cn/search/?search_txt=%E6%B0%B8%E9%91%AB%E5%A8%B1%E4%B9%90%E5%85%AC%E5%8F%B8%E6%80%8E%E4%B9%88%E8%81%94%E7%B3%BB%E5%BE%AE%E4%BF%A1%E7%BD%91%E5%9D%80%E5%BC%80%E6%88%B7%E7%94%B5%E8%AF%9D%3F%E5%AE%98%E7%BD%91B2024%C2%B7CN%E9%B9%A4%E5%A3%81%E7%84%A6%E7%82%B9https://iias.tsinghua.edu.cn/search/%E7%99%BE%E8%83%9C%E5%B8%9D%E5%AE%9D%E5%A8%B1%E4%B9%90%E4%B8%8B%E8%BD%BD%E5%AE%98%E6%96%B9%E7%BD%91%E5%9D%80TL262%C2%B7C%EF%BC%AFM%E6%B9%98%E6%BD%AD%E7%94%B5%E4%BF%A1/feed/rss/http://dblab.xmu.edu.cn/?s=%E6%B3%B0%E6%9D%A5%E5%A8%B1%E4%B9%90%E5%B9%B3%E5%8F%B0%E7%BD%91%E5%9D%80TL262%C2%B7C%EF%BC%AFM%E5%8C%85%E5%A4%B4%E9%AB%98%E6%A0%A1%EF%BC%BD%EF%BC%AD%EF%BC%B0https://www.oschina.net/search?scope=news&q=%E7%9A%87%E5%AE%B6%E5%9B%BD%E9%99%85%E5%9C%A8%E7%BA%BF%E5%85%AC%E5%8F%B8%E4%B8%8B%E5%88%86%E7%BD%91%E5%9D%80TL262%C2%B7C%EF%BC%AFM%E5%AE%9D%E9%B8%A1%E7%83%AD%E6%90%9C&days=0&onlytitle=0&sort_by_time=0https://iias.tsinghua.edu.cn/search/%E6%B9%96%E5%8C%97%E9%BB%84%E5%86%88%E5%93%AA%E9%87%8C%E8%83%BD%E7%8E%A9%E5%BA%84%E5%92%8C%E9%97%B2%E7%9B%B4%E8%90%A5%E5%BC%80%E6%88%B7%3AB2024%C2%B7CN%E4%B9%9D%E6%B1%9F%E7%94%B5%E8%A7%86%E5%8F%B0/feed/rss/http://dblab.xmu.edu.cn/?s=%E5%B8%9D%E5%AE%9D%E9%9B%86%E5%9B%A2%E5%92%A8%E8%AF%A2%E7%94%B5%E8%AF%9D%E5%BC%80%E6%88%B7%E5%BE%AE%E4%BF%A1%E5%BC%80%E6%88%B7%E7%94%B5%E8%AF%9D%E5%AE%98%E6%96%B9%E7%BD%91%E5%9D%80TL262%C2%B7C%EF%BC%AFM%E6%BC%AF%E6%B2%B3%E7%99%BE%E5%A7%93%E7%BD%91http://biz.finance.sina.com.cn/zjzt/more.php?lytype=ipoly_hyxdly&title=%C3%E5%B5%E9%D2%F8%D7%EA%B4%FA%C0%ED%D3%D0%D0%D5%D0%EC%B5%C4%C2%F0%D6%B1%D3%AA%BF%AA%BB%A7%3AB2024.CN%B3%C9%B6%BC%B5%E7%CC%A8https://www.fastsoso.cc/search?k=%E7%9A%87%E5%AE%B6%E5%9B%BD%E9%99%85%E9%9B%86%E5%9B%A2%E7%9B%B4%E5%B1%9E%E4%BB%A3%E7%90%86%E7%83%AD%E7%BA%BF%E3%80%90TL262%C2%B7C%EF%BC%AFM%E6%AC%A2%E8%BF%8E%E6%82%A8%E3%80%91%E8%90%8D%E4%B9%A1%E5%8D%AB%E7%94%9F%E5%B1%80%EF%BD%93https://minecraft.fandom.com/zh/wiki/UserProfile:%E7%BC%85%E7%94%B8%E7%BB%B4%E5%8A%A0%E6%96%AF%E5%AE%98%E7%BD%91%E7%94%B5%E8%AF%9D%E5%AE%98%E7%BD%91B2024%C2%B7CN%E4%BF%9D%E5%B1%B1%E9%93%81%E9%80%9A%EF%BD%88%EF%BC%85?variant=zh-hk&cb=&mobileaction=toggle_view_mobilehttps://db.auto.sina.com.cn/search/?search_txt=%E7%BC%85%E7%94%B8%E4%B8%87%E4%B8%B0%E5%9B%BD%E9%99%85%E5%AE%A2%E6%9C%8D%E7%83%AD%E7%BA%BF%E7%BD%91%E5%9D%80TL262.%EF%BC%A3%EF%BC%AF%EF%BC%AD%E9%82%AF%E9%83%B8%E9%98%B2%E7%96%AB%EF%BC%BE%EF%BF%A5%EF%BC%B0http://gdh.dict.cn/%E7%BC%85%E7%94%B8%E9%91%AB%E8%83%9C%E5%A8%B1%E4%B9%90%E5%AE%98%E7%BD%91TL262%C2%B7C%EF%BC%AFM%E8%8F%8F%E6%B3%BD%E8%AE%BF%E8%B0%88https://www.oschina.net/search?scope=all&q=%E7%9A%87%E5%AE%B6%E5%9B%BD%E9%99%85%E5%BC%80%E6%88%B7%E7%94%B5%E8%AF%9D%E5%BC%80%E6%88%B7%E5%AE%98%E7%BD%91B2024%C2%B7CN%E5%8F%B0%E5%B7%9E%E5%8D%AB%E7%94%9F%E5%B1%80%EF%BD%9B%EF%BC%A2http://www.vpansou.com/query?wd=%E7%99%BE%E8%83%9C%E5%B8%9D%E5%AE%9D%E6%98%AF%E5%95%A5%E6%8E%A8%E8%8D%90B2024%C2%B7CN%E9%93%9C%E5%B7%9D%E8%8A%82%E7%9B%AE%E7%BB%84https://www.fastsoso.cc/search?k=%E7%BC%85%E7%94%B8%E9%94%A6%E7%A6%8F%E5%AE%98%E7%BD%91%E3%80%90%E5%AE%98%E7%BD%91%E2%86%92TL262%C2%B7%EF%BC%A3%EF%BC%AF%EF%BC%AD%E3%80%91%E7%9B%90%E5%9F%8E%E5%B9%BF%E6%92%AD%EF%BC%9A%EF%BD%9Chttp://dblab.xmu.edu.cn/?s=%E9%93%B6%E9%92%BB%E5%9B%BD%E9%99%85%E7%82%B9%E5%87%BB%E9%83%A8%E5%BC%80%E6%88%B7%E5%BE%AE%E4%BF%A1%E5%BC%80%E6%88%B7%E7%94%B5%E8%AF%9D%E5%AE%98%E7%BD%91TL262%EF%BC%8E%EF%BC%A3%EF%BC%AF%EF%BC%AD%E7%BB%A5%E5%8C%96%E7%99%BE%E5%A7%93%E7%BD%91%EF%BC%8D%EF%BC%A6%EF%BC%91https://www.oschina.net/search?scope=news&q=%E6%B9%96%E5%8C%97%E9%BB%84%E5%86%88%E7%9C%9F%E4%BA%BA%E9%BE%99%E8%99%8E%E5%AE%98%E7%BD%91B2024%C2%B7CN%E8%8E%B1%E8%8A%9C%E4%BC%81%E4%B8%9A%EF%BD%9Dhttps://www.oschina.net/search?scope=all&q=%E7%BC%85%E7%94%B8%E9%94%A6%E5%88%A9%E9%BE%99%E8%99%8EB2024%C2%B7CN%E6%9D%A5%E5%AE%BE%E8%8A%82%E7%9B%AE%E8%A1%A8%EF%BC%90%EF%BC%9A%EF%BD%87https://www.oschina.net/search?scope=news&q=%E9%91%AB%E7%99%BE%E5%88%A9%E6%88%90%E5%9B%BD%E9%99%85%E7%BA%BF%E7%AB%99%E7%9B%B4%E8%90%A5%E5%BC%80%E6%88%B7%3ATL262%C2%B7%EF%BC%A3%EF%BC%AF%EF%BC%AD%E5%AE%9A%E8%A5%BF%E4%BA%BA%E5%8A%9B%E8%B5%84%E6%BA%90https://www.oschina.net/search?scope=news&q=%E7%BC%85%E7%94%B8%E9%91%AB%E8%83%9C%E6%AD%A3%E8%A7%84%E5%90%97%E7%BD%91%E5%9D%80TL262.%EF%BC%A3%EF%BC%AF%EF%BC%AD%E6%B1%89%E4%B8%AD%E8%81%94%E9%80%9Ahttp://gdh.dict.cn/%E6%B1%9F%E8%A5%BF%E7%91%9E%E9%87%91%E7%9C%9F%E4%BA%BA%E5%B9%B3%E5%8F%B0%E6%B8%B8%E6%88%8F%E7%BD%91%E5%9D%80B2024%C2%B7CN%E5%AE%9C%E5%AE%BE%E9%AB%98%E6%A0%A1https://mod.3dmgame.com/mods?mods_title=%E6%96%B0%E9%94%A6%E6%B1%9F%E7%BD%91%E7%AB%99%E5%A4%9A%E5%B0%91%E3%80%90%E5%AE%98%E7%BD%91%E2%86%92TL262%C2%B7%EF%BC%A3%EF%BC%AF%EF%BC%AD%E3%80%91%E6%A0%AA%E6%B4%B2%E7%A4%BE%E4%BF%9Dhttp://iias.tsinghua.edu.cn/search/%E7%9A%87%E5%AE%B6%E5%9B%BD%E9%99%85%E6%80%8E%E4%B9%88%E8%81%94%E7%B3%BB%E6%80%8E%E4%B9%88%E6%B3%A8%E5%86%8C%E5%85%85%E5%80%BC%E3%80%90B2024%C2%B7CN%E3%80%91%E6%BB%A8%E5%B7%9E%E7%BD%91%E7%BA%A2%EF%BC%AA%EF%BC%83%EF%BC%96http://biz.finance.sina.com.cn/zjzt/more.php?lytype=ipoly_hyxdly&title=%C0%CF%BD%D6%CC%DA%C1%FA%B9%FA%BC%CA%BC%AF%CD%C5%D4%DA%CF%DF%B7%FE%CE%F1%CD%C6%BC%F6TL262%A1%A4C%A3%CFM%C4%CF%CD%A8%C8%C8%CB%D1https://iias.tsinghua.edu.cn/search/%E9%BE%99%E8%85%BE888%E5%A8%B1%E4%B9%90%E7%9B%B4%E8%90%A5%E5%BC%80%E6%88%B7%3ATL262%C2%B7C%EF%BC%AFM%E6%BD%AE%E5%B7%9E%E7%BD%91%E9%80%9A/feed/rss2/https://www.oschina.net/search?scope=news&q=%E6%B2%B3%E5%8D%97%E6%B2%81%E9%98%B3%E5%93%AA%E9%87%8C%E8%83%BD%E7%8E%A9%E5%BA%84%E5%92%8C%E9%97%B2%E5%AE%98%E7%BD%91TL262%C2%B7%EF%BC%A3%EF%BC%AF%EF%BC%AD%E4%B9%90%E5%B1%B1%E6%AF%95%E4%B8%9A%E7%94%9F%EF%BD%88%EF%BC%90
懂了，给还不明白的人说一下
<ul class="food"> <li>水果 //food的第一代子元素 <ul> // li下的第一代 可以认为是food的第二代了
<li>香蕉</li> // ul下的第一代 可以认为food的第三代了
<li>苹果</li> <li>梨</li> </ul> </li>
.food>li{}只针对于food的第一代li标签内的内容
举报
HTML(5)+CSS(3)基础教程8小时带领大家步步深入学习标签用法和意义
2 回答为什么水果蔬菜都是第一代元素？不只有水果是第一代吗？
6 回答如何把蔬菜水果用一个框圈起来
4 回答如果我想香蕉，苹果，梨，白菜，油菜，卷心菜出现红边线而不是水果，蔬菜出现红边线呢？
4 回答不是应该是第一个是只显示水果和蔬菜是红色，第二个是全部都是红色吗，为什么运行是两个输出都是红色的
4 回答关于蔬菜水果的第一代子元素有点不明白
