The optimal solution is to follow the HTML specification and load your stylesheets in the document HEAD.
最佳的解决方案是按照 HTML 规范，并加载您 HEAD 文档中的样式表。
2
Of course, PC manufacturers can make any type of portable PC they like, with whatever specification they want. They can load it with any operating system they choose, if it's legally available.
Depending on results of the analyses the "load Group" allowable loadings may be modified to suit the specific requirements of the technical specification.