摘要：
So higher rank css will override lower rank css rules. Inline styles will override any other css rules. h1:not(.small-text) // 0011 - :not is not coun 阅读全文
摘要：
What gets logged when clicking button? <div id="outer"> <div id="inner"> <button id="btn">Click me!</button> </div> </div> const outer = document.getE 阅读全文