<!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <meta http-equiv="X-UA-Compatible" content="ie=edge"> <style> * { margin: 0; padding: 0; box-sizing: border-box; } .container { width: 100%; height: 100vh; display: flex; align-items: center; justify-content: center; background-color: #e2e2e2; } .container .loading { width: 200px; height: 100px; border-radius: 20px; overflow: hidden; background-color: #ffffff; position: relative; display: flex; align-items: center; justify-content: center; } .container .loading .loading-mask { width: 400px; height: 400px; position: absolute; left: -50%; top: 50%; z-index: 1; border-radius: 40%; background-color: rgba(0, 191, 255, 0.8); animation: rotato 20s linear 0s infinite; transition: all 1s; } /* .container .loading .loading-mask::after { content: ""; display: block; width: 100%; height: 100%; position: absolute; left: 0; top: 0; z-index: 1; border-radius: 36%; overflow: hidden; animation: rotato 11s linear 0s infinite; background-color: rgba(0, 191, 255, 0.6); transform: rotate(0deg); } */ .container .loading .loading-mask::before { content: ""; display: block; width: 100%; height: 100%; position: absolute; left: 0; top: 0; z-index: 2; border-radius: 30%; overflow: hidden; animation: rotato 20s linear 0s infinite; background-color: rgba(0, 191, 255, 0.4); transform: rotate(45deg); } .container .loading .loading-text { position: relative; z-index: 9; font-size: 50px; color: #f2f2f2; } @keyframes rotato { 0% { transform: rotate(0deg); } 100% { transform: rotate(360deg); } } </style> <body> <div class="container"> <div class="loading"> <div id="loadingMask" class="loading-mask"></div> <div id="loading" class="loading-text">anniu</div> </div> </div> </body> </html>