<!DOCTYPE html> <html> <head> <meta charset="utf-8" /> <title></title> <style type="text/css"> * { margin: 0; padding: 0; } body { position: relative; min-height: 100vh; background: #000; } .typewriting { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); } .typewriting h2 { overflow: hidden; white-space: nowrap; letter-spacing: 5px; font: bold 4em TencentSans; color: #fff; animation: typing 3s steps(6) forwards; } .typewriting::after { content: ""; display: block; position: absolute; top: 0; right: 0; width: 2px; height: 100%; background: #fff; animation: blink 1.1s linear infinite; } @keyframes blink { 0%, 49% { opacity: 1; } 50%, 100% { opacity: 0; } } @keyframes typing { 0% { width: 0; } 100% { width: 414px; } } </style> </head> <body> <div class="typewriting"> <h2>输入文字特效</h2> </div> </body> </html>