具体代码如下所示：
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<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title></title> <style type="text/css"> *{ margin: 0; padding: 0; box-sizing: border-box; font-family: "calisto mt"; } body{ display: flex; justify-content: center; align-items: center; min-height: 100vh; background: #111; } .scan{ position: relative; display: flex; flex-direction: column; align-items: center; } .scan .fingerprint{ position: relative; width: 200px; height: 280px; background: url(img/finger0.png) no-repeat; background-size: 100%;
} .scan .fingerprint::before{ content: ''; position: absolute; top:0; left: 0; height: 100%; width: 100%; background: url(img/finger2.png) no-repeat; background-size: 100%; animation: animate 4s ease-in-out infinite; } .scan .fingerprint::after{ content: ''; position: absolute; top:0; left: 0; height: 8px; width: 100%; margin-top: -30px; background: #3fefef; border-radius: 8px; filter: drop-shadow(0 0 20px #3fefef) drop-shadow(0 0 60px #3fefef); animation: animate_line 4s ease-in-out infinite; } @keyframes animate_line{ 0%,100%{ top: 0; } 50%{ top: 100%; } } @keyframes animate{ 0%,100%{ opacity: 0; } 50%{ opacity: 1; } } .scan h3{ text-transform: unset; font-size: 2em; letter-spacing: 2px; margin-top: 20px; color: #3FEFEF; filter: drop-shadow(0 0 20px #3fefef) drop-shadow(0 0 60px #3fefef); animation: animate_txt 4s ease-in-out infinite; } @keyframes animate_txt{ 0%,100%{ opacity: 0; } 50%{ opacity: 1; } } </style> </head> <body> <div class="scan"> <div class="fingerprint"></div> <h3>Scanning...</h3> </div> </body> </html> |
效果图：
