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The link tag is placed in the head tag
- When the user visits the website, the code is parsed from top to bottom to normally display the style of the page content, improving user experience
- When placed at the bottom of the html structure, the html structure will be confused when loading the page
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The script tag is placed before the closing body tag
- js script blocks html parsing during download and execution
- Put the script tag at the bottom to ensure that the html and css are parsed first and then the js script is loaded
- When the script tag is added with the defer attribute, it can be placed in the head tag
<script defer></script>