*{box-sizing:border-box;margin:0;padding:0;}
body{
  font-family:'Noto Serif TC','Noto Sans TC','Microsoft JhengHei',serif;
  background:#0c0910;color:#e0d0f0;
  height:100vh;display:flex;flex-direction:column;overflow:hidden;
  background-image:
    radial-gradient(ellipse at 20% 0%,rgba(80,40,120,0.2) 0%,transparent 55%),
    radial-gradient(ellipse at 80% 100%,rgba(40,80,60,0.15) 0%,transparent 55%);
}

@keyframes blink{0%,100%{opacity:1}50%{opacity:0}}
@keyframes fadeIn{from{opacity:0;transform:translateY(5px)}to{opacity:1;transform:translateY(0)}}
@keyframes slideUp{from{transform:translateY(50px);opacity:.4}to{transform:translateY(0);opacity:1}}
@keyframes diceIn{from{transform:scale(.5) rotate(-18deg);opacity:0}to{transform:scale(1) rotate(0);opacity:1}}
@keyframes spin{to{transform:rotate(360deg)}}
@keyframes loginFadeIn{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(0)}}