03 hyperlink selector abbreviated .html
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <meta http-equiv="X-UA-Compatible" content="ie=edge"> <title>Document</title> <style> /*相当于a:link styles of unvisited link { A* / -size font : 16px ; font-weight : 700 ; Color : Gray ; } / * there: this is the pseudo-class * / / * mouseover effects * / A: hover { Color : Red ; } </ style > < / head > < body > < A the href = "#" > spike </ A > </ body > </ HTML>
04 Structure pseudo class selector .html
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <meta http-equiv="X-UA-Compatible" content="ie=edge"> <title>Document</title> <style> /* li:first-child { color: blue; } li:last-child { color: green; } Selecting a third child * / / * Li: Child-Nth (. 3) { color: yellow; } * / / * N-Li 2 0 1 Number numbering from 1 * / / * Li: Child-Nth (2N-1) { color: skyblue; } * / / * ODD odd li:nth-child(odd) { font-size: 20px; } even the even li:nth-child(even) { font-size: 30px; } */ /* 倒数*/ li:nth-last-child(even) { color: red; } </style> </head> <body> <ul> <li>aaaaa</li> <li>bbbbbb</li> <li>ccccc</li> <li>ddddddddd</li> <li>eeeeee</li> <li>ffffff</li> </ul> </body> </html>
Reproduced in: https: //www.cnblogs.com/HiJackykun/p/11033082.html