Css Demystified Start Writing Css With Confidence

Specificity order (low → high): element < class/attribute/pseudo-class < ID < inline. Use specificity intentionally; avoid !important.

---

Stop writing CSS like this: "I’ll try position: absolute and see what happens."

Start writing CSS like this:

Before you write any custom CSS, kill the browser defaults. CSS Demystified Start writing CSS with confidence

* 
  margin: 0;
  padding: 0;
  box-sizing: border-box;
body 
line-height: 1.5;
font-family: system-ui, -apple-system, sans-serif;
 Stop writing CSS like this: "I’ll try position: