body {
  margin: 0;
  padding: 0;
  background: #000;
  overflow: hidden;
  color: #fff;
  font-family: 'Poppins', sans-serif;
}

.auth-container {
  position: relative;
  z-index: 2;
  max-width: 360px;
  margin: 100px auto;
  background: rgba(0,0,0,0.6);
  padding: 30px;
  border-radius: 12px;
  box-shadow: 0 0 15px #00ffe1;
  text-align: center;
}

.auth-container h1.logo {
  font-size: 32px;
  margin-bottom: 10px;
  color: #00ffe1;
  text-shadow: 0 0 15px #00ffe1;
}

.auth-container input {
  width: 90%;
  padding: 10px;
  margin: 8px 0;
  border: none;
  border-radius: 6px;
  background: rgba(255,255,255,0.1);
  color: #fff;
  outline: none;
}

.auth-container button {
  width: 95%;
  padding: 10px;
  border: none;
  border-radius: 6px;
  background: linear-gradient(90deg, #00ffe1, #0077ff);
  color: #000;
  font-weight: bold;
  cursor: pointer;
  transition: 0.3s;
}

.auth-container button:hover {
  box-shadow: 0 0 20px #00ffe1;
  transform: scale(1.05);
}

a {
  color: #00ffe1;
  text-decoration: none;
}

#bg {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 0;
}