https://blog.youkuaiyun.com/pbaikingzh-cnhttps://blog.youkuaiyun.com/https://blog.youkuaiyun.com/pbaiking/article/details/129234632https://blog.youkuaiyun.com/pbaiking/article/details/129234632pbaikingMon, 27 Feb 2023 08:32:43 +0800https://blog.youkuaiyun.com/pbaiking/article/details/129234596https://blog.youkuaiyun.com/pbaiking/article/details/129234596pbaikingMon, 27 Feb 2023 08:29:08 +0800(２)对于选择器中给定的各个类属性值、属性选择或伪类，加０，０，１，０。>(４)结合符和通配选择器对特殊性没有贡献．其特殊性为０，０，０，０。>(３)对于选择器中给定的各个元素和伪元素，加０，０，０，１。>(１)对于选择器中给定的各个ID属性值，加１，０，０，０。>概述：选择器的权重表述为4个部分，比如０，０，０，０。>(５)每个内联声明的特殊性都是１，０，０，０。##### 3.2.3、继承样式的优先级。]]>https://blog.youkuaiyun.com/pbaiking/article/details/129234580https://blog.youkuaiyun.com/pbaiking/article/details/129234580pbaikingMon, 27 Feb 2023 08:27:11 +0800https://blog.youkuaiyun.com/pbaiking/article/details/129234591https://blog.youkuaiyun.com/pbaiking/article/details/129234591pbaikingMon, 27 Feb 2023 08:26:47 +0800https://blog.youkuaiyun.com/pbaiking/article/details/129234569https://blog.youkuaiyun.com/pbaiking/article/details/129234569pbaikingMon, 27 Feb 2023 08:26:24 +0800https://blog.youkuaiyun.com/pbaiking/article/details/129234563https://blog.youkuaiyun.com/pbaiking/article/details/129234563pbaikingMon, 27 Feb 2023 08:25:48 +0800https://blog.youkuaiyun.com/pbaiking/article/details/129234555https://blog.youkuaiyun.com/pbaiking/article/details/129234555pbaikingMon, 27 Feb 2023 08:24:56 +0800https://blog.youkuaiyun.com/pbaiking/article/details/129228453https://blog.youkuaiyun.com/pbaiking/article/details/129228453pbaikingSun, 26 Feb 2023 16:42:15 +0800https://blog.youkuaiyun.com/pbaiking/article/details/129228473https://blog.youkuaiyun.com/pbaiking/article/details/129228473pbaikingSun, 26 Feb 2023 16:41:48 +0800最终排序：id（身份证号是XX的学生）> 类（名叫王小帅的学生） >元素名称（所有男生） > *(所有学生)>- 如果有样式，但是样式被中划线贯穿，说明可能存在书写顺序 或优先级问题。>- 如果点击元素，发现右侧没有样式引入，极有可能是类名或者样式引入错误。>- 如果有样式，但是样式前面有黄色叹号提示，则是样式属性书写错误。>- 左边是 HTML 元素结构，右边是 CSS 样式。]]>https://blog.youkuaiyun.com/pbaiking/article/details/129228431https://blog.youkuaiyun.com/pbaiking/article/details/129228431pbaikingSun, 26 Feb 2023 16:40:40 +0800https://blog.youkuaiyun.com/pbaiking/article/details/129228414https://blog.youkuaiyun.com/pbaiking/article/details/129228414pbaikingSun, 26 Feb 2023 16:39:28 +0800https://blog.youkuaiyun.com/pbaiking/article/details/129228394https://blog.youkuaiyun.com/pbaiking/article/details/129228394pbaikingSun, 26 Feb 2023 16:37:44 +0800- 作用:指定替换文本,默认不显示，当图像不能正常显示时，显示该文字对图像进行替换,有利于用户体验。图像是网页的主要内容之一，在HTML标签中，img标签用于定义HTML页面中的图像。- 作用：用于指定图像文件的路径和文件名。]]>https://blog.youkuaiyun.com/pbaiking/article/details/129228405https://blog.youkuaiyun.com/pbaiking/article/details/129228405pbaikingSun, 26 Feb 2023 16:37:21 +0800https://blog.youkuaiyun.com/pbaiking/article/details/129228382https://blog.youkuaiyun.com/pbaiking/article/details/129228382pbaikingSun, 26 Feb 2023 16:36:59 +0800https://blog.youkuaiyun.com/pbaiking/article/details/129228361https://blog.youkuaiyun.com/pbaiking/article/details/129228361pbaikingSun, 26 Feb 2023 16:35:52 +0800https://blog.youkuaiyun.com/pbaiking/article/details/129228337https://blog.youkuaiyun.com/pbaiking/article/details/129228337pbaikingSun, 26 Feb 2023 16:33:18 +0800https://blog.youkuaiyun.com/pbaiking/article/details/129228282https://blog.youkuaiyun.com/pbaiking/article/details/129228282pbaikingSun, 26 Feb 2023 16:31:01 +0800https://blog.youkuaiyun.com/pbaiking/article/details/129208530https://blog.youkuaiyun.com/pbaiking/article/details/129208530pbaikingFri, 24 Feb 2023 21:00:47 +0800https://blog.youkuaiyun.com/pbaiking/article/details/129208458https://blog.youkuaiyun.com/pbaiking/article/details/129208458pbaikingFri, 24 Feb 2023 20:58:04 +0800https://blog.youkuaiyun.com/pbaiking/article/details/129208288https://blog.youkuaiyun.com/pbaiking/article/details/129208288pbaikingFri, 24 Feb 2023 20:51:07 +0800