body {
  font-family: Arial, sans-serif;
  background: #f1f3f4;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
}

/* Form */
.form-container {
  background: white;
  padding: 25px;
  border-radius: 10px;
  width: 300px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

h2 {
  text-align: center;
}

label {
  margin-top: 10px;
  display: block;
}

input {
  width: 100%;
  padding: 8px;
  margin-top: 5px;
  border: 1px solid #ccc;
  border-radius: 5px;
}

/* Button */
button {
  margin-top: 15px;
  width: 100%;
  padding: 10px;
  border: none;
  background: #1a73e8;
  color: white;
  font-size: 16px;
  border-radius: 5px;
  cursor: pointer;
}

button:hover {
  background: #1557c0;
}

/* Loader */
.loader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(255,255,255,0.7);
  display: none;
  justify-content: center;
  align-items: center;
}

.spinner {
  width: 40px;
  height: 40px;
  border: 5px solid #ccc;
  border-top: 5px solid #1a73e8;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  100% { transform: rotate(360deg); }
}