*{margin: 0;padding: 0;box-sizing: border-box;font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;}body{/*background: linear-gradient(135deg, #1a2a6c, #b21f1f, #1a2a6c);*/min-height: 100vh;padding-top: 100px;color: #fff;}/* OnlineDIV 样式 */#onlineDiv{position: fixed;top: 24px;left: 24px;right: 24px;height: 70px;background: rgba(255, 255, 255, 0.009);backdrop-filter: blur(10px);border-radius: 35px;box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);display: flex;align-items: center;padding: 0 25px;z-index: 1000;max-width: 1200px;margin: 0 auto;}.logo-div{width: 50px;height: 50px;background: linear-gradient(135deg, #ff00ff, #00ffff);/* background: linear-gradient(135deg, #ff00ff, #9061fb); */border-radius: 50%;display: flex;align-items: center;justify-content: center;cursor: pointer;transition: all 0.3s ease;}.logo-div:hover{transform: scale(1.1);box-shadow: 0 0 15px rgba(78, 204, 163, 0.6);}.logo-div i{color: white;font-size: 24px;}.i-logo{width: 24px;height: 24px;background: url(../img/l.png)no-repeat;}.domain-div{margin-left: 30px;}.domain-div{background: rgba(255, 255, 255, 1);/*background: #f0f0f0;*/padding: 8px 20px;border-radius: 20px;font-weight: 600;color: #333;box-shadow: inset 0 2px 5px rgba(0, 0, 0, 0.1);}.social-icons{position: absolute;left: 50%;transform: translateX(-50%);display: flex;gap: 24px;}.icon{width: 50px;height: 50px;border-radius: 50%;background: linear-gradient(135deg, #6a5af9, #d66efd);display: flex;align-items: center;justify-content: center;cursor: pointer;transition: all 0.3s ease;}.icon:hover{transform: translateY(-5px);box-shadow: 0 5px 15px rgba(214, 110, 253, 0.4);}.icon i{color: white;font-size: 24px;}.i-ac{width: 24px;height: 24px;background: url(../img/ac.png)no-repeat;}.i-atom{width: 24px;height: 24px;background: url(../img/atom.png)no-repeat;}.i-sedo{width: 24px;height: 24px;background: url(../img/s.png)no-repeat;}.i-spaceship{width: 24px;height: 24px;background: url(../img/ss.png)no-repeat;}.i-ew{width: 24px;height: 24px;background: url(../img/ew.png)no-repeat;}