1、图片格式：260*400.
2、使用循环定时器轻松实现
<!doctype html> <html lang="en"> <head> <meta charset="UTF-8"> <title>无缝滚动</title> </head> <style type="text/css"> .row{ width: 1298px; height: 400px; border: 1px solid; box-shadow:2px 2px 2px #000; overflow: hidden; } .box{ position: relative; } .box1,.box2{ width: 1298px; position: absolute; } .box2{ left:1298px; } img{ float: left; } </style> <body> <div> <div> <div> <img src="https://www.jb51.net/images/1.jpg"> <img src="https://www.jb51.net/images/2.jpg"> <img src="https://www.jb51.net/images/3.jpg"> <img src="https://www.jb51.net/images/4.jpg"> <img src="https://www.jb51.net/images/5.jpg"> </div> <div> <img src="https://www.jb51.net/images/1.jpg"> <img src="https://www.jb51.net/images/2.jpg"> <img src="https://www.jb51.net/images/3.jpg"> <img src="https://www.jb51.net/images/4.jpg"> <img src="https://www.jb51.net/images/5.jpg"> </div> </div> </div> </body> <script type="text/javascript"> window.onload = function(){ var _box1 = document.getElementById("box1"); var _box2 = document.getElementById("box2"); var x = 0; var fun = function(){ _box1.style.left = x + 'px'; _box2.style.left = (x +1298) + 'px'; x--; if((x +1298) == 0){ x = 0; } } setInterval(fun,1); } </script> </html>