<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[Jia77_的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/Jia77_</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; Jia77_]]></copyright><item><title><![CDATA[什么是响应式设计]]></title><link>https://blog.youkuaiyun.com/Jia77_/article/details/127540141</link><guid>https://blog.youkuaiyun.com/Jia77_/article/details/127540141</guid><author>Jia77_</author><pubDate>Wed, 26 Oct 2022 20:33:27 +0800</pubDate><description><![CDATA[什么是响应式设计]]></description><category></category></item><item><title><![CDATA[定义关键帧]]></title><link>https://blog.youkuaiyun.com/Jia77_/article/details/127521574</link><guid>https://blog.youkuaiyun.com/Jia77_/article/details/127521574</guid><author>Jia77_</author><pubDate>Tue, 25 Oct 2022 20:52:32 +0800</pubDate><description><![CDATA[定义关键帧]]></description><category></category></item><item><title><![CDATA[css3过渡动画——transition属性]]></title><link>https://blog.youkuaiyun.com/Jia77_/article/details/127502372</link><guid>https://blog.youkuaiyun.com/Jia77_/article/details/127502372</guid><author>Jia77_</author><pubDate>Mon, 24 Oct 2022 21:40:58 +0800</pubDate><description><![CDATA[css3过渡动画——transition属性]]></description><category></category></item><item><title><![CDATA[http和https的区别]]></title><link>https://blog.youkuaiyun.com/Jia77_/article/details/127480228</link><guid>https://blog.youkuaiyun.com/Jia77_/article/details/127480228</guid><author>Jia77_</author><pubDate>Sun, 23 Oct 2022 20:33:30 +0800</pubDate><description><![CDATA[http和https的区别]]></description><category></category></item><item><title><![CDATA[移动端web开发]]></title><link>https://blog.youkuaiyun.com/Jia77_/article/details/127480129</link><guid>https://blog.youkuaiyun.com/Jia77_/article/details/127480129</guid><author>Jia77_</author><pubDate>Sun, 23 Oct 2022 20:27:00 +0800</pubDate><description><![CDATA[移动端web开发]]></description><category></category></item><item><title><![CDATA[什么是弹性盒子]]></title><link>https://blog.youkuaiyun.com/Jia77_/article/details/127376840</link><guid>https://blog.youkuaiyun.com/Jia77_/article/details/127376840</guid><author>Jia77_</author><pubDate>Mon, 17 Oct 2022 21:11:50 +0800</pubDate><description><![CDATA[弹性盒子弹性盒子]]></description><category></category></item><item><title><![CDATA[子元素如何在父元素中居中]]></title><link>https://blog.youkuaiyun.com/Jia77_/article/details/127342381</link><guid>https://blog.youkuaiyun.com/Jia77_/article/details/127342381</guid><author>Jia77_</author><pubDate>Sat, 15 Oct 2022 23:22:51 +0800</pubDate><description><![CDATA[子元素如何在父元素中居中]]></description><category></category></item><item><title><![CDATA[HTML5]]></title><link>https://blog.youkuaiyun.com/Jia77_/article/details/127310745</link><guid>https://blog.youkuaiyun.com/Jia77_/article/details/127310745</guid><author>Jia77_</author><pubDate>Thu, 13 Oct 2022 22:15:19 +0800</pubDate><description><![CDATA[H5新增的语义元素]]></description><category></category></item><item><title><![CDATA[布局技巧学习]]></title><link>https://blog.youkuaiyun.com/Jia77_/article/details/127291137</link><guid>https://blog.youkuaiyun.com/Jia77_/article/details/127291137</guid><author>Jia77_</author><pubDate>Wed, 12 Oct 2022 21:25:07 +0800</pubDate><description><![CDATA[等高布局学习技巧]]></description><category></category></item><item><title><![CDATA[项目开发 规划]]></title><link>https://blog.youkuaiyun.com/Jia77_/article/details/127253849</link><guid>https://blog.youkuaiyun.com/Jia77_/article/details/127253849</guid><author>Jia77_</author><pubDate>Mon, 10 Oct 2022 22:22:43 +0800</pubDate><description><![CDATA[项目规划开发 搭建]]></description><category></category></item><item><title><![CDATA[项目规范书写规范]]></title><link>https://blog.youkuaiyun.com/Jia77_/article/details/127253766</link><guid>https://blog.youkuaiyun.com/Jia77_/article/details/127253766</guid><author>Jia77_</author><pubDate>Mon, 10 Oct 2022 22:18:30 +0800</pubDate><description><![CDATA[项目内容项目规范]]></description><category></category></item><item><title><![CDATA[ps基础介绍]]></title><link>https://blog.youkuaiyun.com/Jia77_/article/details/127253718</link><guid>https://blog.youkuaiyun.com/Jia77_/article/details/127253718</guid><author>Jia77_</author><pubDate>Mon, 10 Oct 2022 22:13:19 +0800</pubDate><description><![CDATA[PS基础以及介绍]]></description><category></category></item><item><title><![CDATA[阿里矢量图标(字体图标)]]></title><link>https://blog.youkuaiyun.com/Jia77_/article/details/127216402</link><guid>https://blog.youkuaiyun.com/Jia77_/article/details/127216402</guid><author>Jia77_</author><pubDate>Sat, 08 Oct 2022 21:11:57 +0800</pubDate><description><![CDATA[阴影]]></description><category></category></item><item><title><![CDATA[表单和form标签]]></title><link>https://blog.youkuaiyun.com/Jia77_/article/details/127199170</link><guid>https://blog.youkuaiyun.com/Jia77_/article/details/127199170</guid><author>Jia77_</author><pubDate>Fri, 07 Oct 2022 20:58:43 +0800</pubDate><description><![CDATA[1、概述
表单的作用：用于搜集不同类型的用户输入。
表单的组成：表单元素（控件）、表单区域。
2、表单区域
1 form标签
- 语法：
 ```css
 &lt;form&gt;&lt;/form&gt;
 ```
- 作用：
 定义 HTML 表单域，是一个包含表单元素的区域。实现用户信息的收集和传递。举例说明：比如最为常见的交互操作，注册会员、跟帖留言或者文章发布等
- 注意：
 form表单实现上述操作是最为常见方式之一，也可以使用其他方式，比如ajax等
3、表单元素
表单元素是允许用户]]></description><category></category></item><item><title><![CDATA[css其他属性]]></title><link>https://blog.youkuaiyun.com/Jia77_/article/details/127113317</link><guid>https://blog.youkuaiyun.com/Jia77_/article/details/127113317</guid><author>Jia77_</author><pubDate>Thu, 29 Sep 2022 20:21:50 +0800</pubDate><description><![CDATA[css格式化]]></description><category></category></item><item><title><![CDATA[Css精灵]]></title><link>https://blog.youkuaiyun.com/Jia77_/article/details/127096812</link><guid>https://blog.youkuaiyun.com/Jia77_/article/details/127096812</guid><author>Jia77_</author><pubDate>Wed, 28 Sep 2022 20:51:49 +0800</pubDate><description><![CDATA[概述：

CSS精灵英文叫法 css sprites，通常被解释为〞CSS图像拼合”或“CSS 贴图定位”，其实就是把网页中一些背景图片整合到一张图片文件

中，再利用 CSS "background-image",

"background- repeat,

确的定位出背景图片的位置。

"background-position^的组合进行背景定位，background-position 精确定位出背景图片的位置

2.1 精灵图的原理

2.实现步骤

﻿﻿通常要限定容器大小
	﻿﻿﻿图片拼合
	﻿﻿]]></description><category></category></item><item><title><![CDATA[css定位]]></title><link>https://blog.youkuaiyun.com/Jia77_/article/details/127079172</link><guid>https://blog.youkuaiyun.com/Jia77_/article/details/127079172</guid><author>Jia77_</author><pubDate>Tue, 27 Sep 2022 21:37:21 +0800</pubDate><description><![CDATA[css定位
]]></description><category></category></item><item><title><![CDATA[Css浮动]]></title><link>https://blog.youkuaiyun.com/Jia77_/article/details/127061154</link><guid>https://blog.youkuaiyun.com/Jia77_/article/details/127061154</guid><author>Jia77_</author><pubDate>Mon, 26 Sep 2022 21:14:45 +0800</pubDate><description><![CDATA[float 属性

f1oat 属性用于定位和格式化内容，例如让图像向左浮动到容器中的文本那里。

float 属性可以没置以下値之ー：



使用 clear 属性的最常见用法是在元素上使用了float属性之后。

在清除浮动时，应该对清除与浮动进行匹配：如果某个元素浮动到左侧，则应清除左侧。您的浮动元素会继续浮动，但是被清除的元素将品示在其下方。

下例将清除向左的浮动。表示在(div 的）左侧不允许出现浮动元素：

实例

div {

clear: left;

}

﻿left一元素浮动到其容器]]></description><category></category></item><item><title><![CDATA[css元素]]></title><link>https://blog.youkuaiyun.com/Jia77_/article/details/127041677</link><guid>https://blog.youkuaiyun.com/Jia77_/article/details/127041677</guid><author>Jia77_</author><pubDate>Sun, 25 Sep 2022 19:31:57 +0800</pubDate><description><![CDATA[常见块级元素]]></description><category></category></item><item><title><![CDATA[CSS选择器]]></title><link>https://blog.youkuaiyun.com/Jia77_/article/details/127000410</link><guid>https://blog.youkuaiyun.com/Jia77_/article/details/127000410</guid><author>Jia77_</author><pubDate>Thu, 22 Sep 2022 21:36:26 +0800</pubDate><description><![CDATA[1. 后代选择器🍇

概念：后代选择器又称为包含选择器。
作用：用来选择元素或元素组的子孙后代。
  其写法就是把外层标签写在前面，内层标签写在后面，中间用空格分隔，先写父亲爷爷，在写儿子孙子。
 格式：父级 子级{属性:属性值;属性:属性值;}
  语法：.class h3{color:red;font-size:16px;}
当标签发生嵌套时，内层标签就成为外层标签的后代。
子孙后代都可以这么选择。 或者说，它能选择任何包含在内 的标签。

2. 子元素选择器

作用：子元素选择器只能选择]]></description><category></category></item></channel></rss>