<!DOCTYPE html> <html> <head> <meta charset=utf-8> <title>css+svg实现波浪图</title> <link rel=FaviconIcon href=favicon.ico type=image/x-icon> <meta name=viewport content="width=device-width,initial-scale=1"> <style type="text/css"> body{ background: linear-gradient(180deg,#3b5998 20%,#9575cd) fixed!important; } .editorial { display: block; width: 100%; height: 10em; margin-top: -10em; position: fixed; bottom: 0; z-index: -1 } .parallax>use { animation: move-forever 12s linear infinite } .parallax>use:first-child { animation-delay: -5s; animation-duration: 12s } .parallax>use:nth-child(2) { animation-delay: -3s; animation-duration: 8s } .parallax>use:nth-child(3) { animation-delay: -4s; animation-duration: 5s } @keyframes move-forever { 0% { transform: translate(-90px) } to { transform: translate(85px) } } </style> </head> <body class=hold-transition> <svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" viewBox="0 24 150 28" preserveAspectRatio="none" class="editorial"><defs><path id="gentle-wave" d="M-160 44c30 0 58-18 88-18s 58 18 88 18 58-18 88-18 58 18 88 18 v44h-352z"></path></defs><g class="parallax"><use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#gentle-wave" x="50" y="0" fill="rgba(255,255,255,.05)"></use><use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#gentle-wave" x="50" y="3" fill="rgba(255,255,255,.05)"></use><use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#gentle-wave" x="50" y="6" fill="rgba(255,255,255,.05)"></use></g></svg> </body> </html>