body {
  font-family: Arial, sans-serif;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
  margin: 0;
  background-color: #f0f0f0;
  overflow: hidden;
}

.container {
  text-align: center;
  background-color: white;
  padding: 20px;
  border-radius: 10px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.liquid-box {
  width: 300px;
  height: 300px;
  background: linear-gradient(135deg, #3494e6, #ec6ead);
  border-radius: 15px;
  position: relative;
  overflow: hidden;
  margin-top: 20px;
  transition: all 0.5s ease;
}

.liquid-particle {
  position: absolute;
  border-radius: 50%;
  background: rgba(255,255,255,0.5);
  transition: all 0.3s ease;
}

#particle1 {
  width: 50px;
  height: 50px;
  top: 30%;
  left: 20%;
}

#particle2 {
  width: 40px;
  height: 40px;
  top: 60%;
  right: 30%;
}

#particle3 {
  width: 60px;
  height: 60px;
  bottom: 20%;
  left: 50%;
}

.liquid-box::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle at center, 
    rgba(255,255,255,0.3) 0%, 
    rgba(255,255,255,0) 70%
  );
  transform-origin: center center;
  transition: transform 0.3s ease;
}