ID和类都起标记识别作用，那么他们在应用效果上有区别吗？

ID和类都起标记识别作用，那么他们在应用效果上有区别吗？

From [HTMLdiscussion group] 2016-12-21 15:43:56 0  2  928

css - front-end and back-end interaction issues!

I was working on a project recently. There was an image in an h5 page that was dynamically taken from the back...

From [HTMLdiscussion group] 2017-05-16 13:37:51 0  2  928

javascript - ios10 input输入框 当移动到输入框时光标高度等于输入框高度，然后输入内容后，光标定位向上偏移(光标定位不准)。

ios10 input输入框 当移动到输入框时光标高度等于输入框高度，然后输入内容后并且是手指长按屏幕并且拖曳时(手指不松开)，光标定位向上偏移(光标定位脱离input框)，松开手指时恢复正常，在andriod下没有这个...

From [HTMLdiscussion group] 2017-04-17 15:25:31 0  1  928

javascript - How to write countdown in WeChat applet

How to write countdown in WeChat applet? Ask God for help

From [HTMLdiscussion group] 2017-06-05 11:10:54 0  4  927

javascript - How to adapt images to different resolutions on PC?

How to adapt the background image to high resolution and low resolution?

From [HTMLdiscussion group] 2017-06-29 10:10:05 0  3  926

html5 - On the UC browser, the page I created has an input box. When I click on the input box, the title bar of the header falls down and shifts!

On UC Browser, the page I created had an input box. When I clicked on the input box, the title bar at the head...

From [HTMLdiscussion group] 2017-06-05 11:13:47 0  1  926

css - Questions about Flex layout

The code I use for flex layout is as follows: .cszgroup-ul{ display: flex; justify-content: space-between; fle...

From [HTMLdiscussion group] 2017-06-05 11:13:12 0  5  926

javascript - A sub-window pops up and is closed after the operation. The main window will get a corresponding response, such as some login interfaces of the website, Django background management, etc. How is this achieved?

I am learning web development and want to implement similar functions. Here is an example of Django admin: For...

From [HTMLdiscussion group] 2017-06-05 11:10:39 0  2  926

javascript - Does WeChat support rem units?

Does WeChat support rem units?

From [HTMLdiscussion group] 2017-05-31 10:40:52 0  1  926

Is there something wrong with the code for removing bugs in the motion principles in this section?

After removing the bug, click once to move

From [HTMLdiscussion group] 2019-04-13 20:49:46 0  0  925

<style >标签里的type和text/css问题求解？

From [HTMLdiscussion group] 2016-12-26 14:08:32 0  2  925

什么事元素的第一代后代，什么是元素的所有后代？

总结：>作用于元素的第一代后代，空格作用于元素的所有后代。这句话怎么理解？对于第一代后代和所有后代不是很明白，求大神解答。

From [HTMLdiscussion group] 2016-12-21 13:04:31 0  2  925

html5 - What is the relationship between form and input tags in Html?

In Html, what is the relationship between form and input tags? Is there any affiliation between the two? I hav...

From [HTMLdiscussion group] 2017-05-16 13:36:23 0  3  925

html5 - H5小游戏开发

http://www.newyx.net/h5/988.htm 类似这种小游戏开发，有什么教程吗

From [HTMLdiscussion group] 2017-04-17 14:27:08 0  3  925

css - form表单在没有设置高度和边框内外边距的情况下，过高的问题

{代码...}

From [HTMLdiscussion group] 2017-04-17 13:57:15 0  1  925