replyAfter looking at it again, I found that it was because *{border:0px;
padding:0px;
margin:0px;
font-size:14px;}. I would like to ask how to change this code to make the page border reasonable? Because I want to put all the css in one file, which is more convenient, otherwise I have to prepare two css files.
reply*{} is placed at the front, and the following ones cover the new features in turn; in actual development, the same web page css, the reference file is also at the top, and the unique css of the web page is placed at the bottom, used to override the default value
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Learn HTML + css well. It’s not easy to answer this Q&A unless I can help you read it remotely