Pragmatic Programmer

https://medium.com/@vembarrajan/html-css-tricks-scroll-able-table-body-tbody-d23182ae0fbc https://stackoverflow.com/questions/47723996/htmlcss-table-with-fixed-thead-and-scrollable-tbody 드디어 순수 CSS 만으로 헤더 고정 스크롤되는 테이블이 HTML에서 가능하군요.

extract all IHTMLStyleSheetRules of document. filter those by interesting style value. test whether a element is able to be applied to rule by msMatchesSelector method, which is invoked with arguments;selectorText of rule and the element. CSSUtilities  seems not to support IE10+.