呼吸灯效果
<!DOCTYPE html>
<html><head><meta charset="utf-8"><title></title></head><body><div id="ti"></div></body><style>body {background: black;}#ti {background: red;width: 50px;height: 50px;border-radius: 50%;animation: pulse 2s ease-in-out infinite;}@keyframes pulse {0% {opacity: 0.5;}50% {opacity: 1;}100% {opacity: 0.5;}}</style>
</html>
波浪光效果
<!DOCTYPE html>
<html><head><meta charset="utf-8"><title></title></head><body><div class="wave"></div></body><style>.wave {position: relative;width: 50px;height: 50px;border-radius: 50%;background: rgba(255, 255, 255, 0.8);overflow: hidden;}.wave:before {content: "";position: absolute;bottom: 0;left: 0;width: 100%;height: 100%;background: linear-gradient(90deg, rgba(255, 255, 255, 0) 0%, rgba(255, 255, 255, 0.8) 50%, rgba(255, 255, 255, 0) 100%);animation: wave 2s ease infinite;}@keyframes wave {0% {transform: translateX(0);}100% {transform: translateX(-50%);}}</style>
</html>
转圈加载
<!DOCTYPE html>
<html><head><meta charset="utf-8"><title></title></head><body><div class="loader"></div></body><style>.loader {border: 8px solid #f3f3f3;border-top: 8px solid #3498db;border-radius: 50%;width: 50px;height: 50px;animation: spin 2s linear infinite;}@keyframes spin {0% {transform: rotate(0deg);}100% {transform: rotate(360deg);}}</style>
</html>