<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>Title</title> <style> .biao { width: 300px; height: 300px; background-color: #FFFF8B; border-radius: 50%; border: 2px solid #E42837; position: relative; } .miaozhen { width: 4px; height: 150px; background-color: #000; position: absolute; left:50%; animation:go 60s infinite steps(60); /*steps()停一次*/ transform-origin: center bottom; } @keyframes go { 0%{ transform: rotate(0deg); } 100%{ transform: rotate(360deg); } } </style> </head> <body> <div class="biao"> <div class="miaozhen"></div> </div> </body> </html>