css3 动画 -- 加载动画 Loader
1.html
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8" /> <meta name="viewport" content="width=device-width, initial-scale=1.0" /> <title>Document</title> <link rel="stylesheet" href="style.css" /> </head> <body> <div class="loader"></div> </body> </html>
2.css
* { margin: 0; padding: 0; box-sizing: border-box; } body { display: flex; justify-content: center; align-items: center; min-height: 100vh; background: #000; } .loader { position: absolute; width: 150px; height: 150px; border-radius: 50%; background: linear-gradient(45deg, transparent, transparent 40%, #e5f403); animation: animate 2s linear infinite; } @keyframes animate { 0% { transform: rotate(0deg); filter: hue-rotate(0deg); } 100% { transform: rotate(360deg); filter: hue-rotate(360deg); } } .loader::before { content: ""; position: absolute; top: 6px; left: 6px; right: 6px; bottom: 6px; background: #000; border-radius: 50%; z-index: 1000; } .loader::after { content: ""; position: absolute; top: 0px; left: 0px; right: 0px; bottom: 0px; background: linear-gradient(45deg, transparent, transparent 40%, #e5f403); border-radius: 50%; z-index: 1; filter: blur(30px); }
3.效果图