#preloader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgb(255, 255, 255);
  z-index: 9999;
  display: flex;
  justify-content: center;
  align-items: center;
}
.spinner {
  width: 50px;
  height: 50px;
  border: 5px solid #ccc;
  border-top: 5px solid #4a00e0;
  border-radius: 50%;
  animation: spin 5s linear infinite;
}
@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* animasi menu */


 #feedback {
    background: #ffffff;
    padding: 60px 20px;
    font-family: 'Segoe UI', sans-serif;
  }

  .feedback-container {
    max-width: 600px;
    margin: auto;
    background: #f9f9f9;
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
  }

  .feedback-container h2 {
    text-align: center;
    margin-bottom: 10px;
    font-size: 28px;
    color: #333;
  }

  .feedback-container p {
    text-align: center;
    margin-bottom: 30px;
    color: #666;
  }

  .form-group {
    margin-bottom: 20px;
  }

  .form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 6px;
    color: #333;
  }

  .form-group input,
  .form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid #ccc;
    border-radius: 8px;
    font-size: 15px;
    transition: border 0.3s ease;
  }

  .form-group input:focus,
  .form-group textarea:focus {
    border-color: #3498db;
    outline: none;
  }

  button[type="submit"] {
    width: 100%;
    padding: 14px;
    background-color: #3498db;
    border: none;
    border-radius: 8px;
    color: #fff;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    transition: background 0.3s ease;
  }

  button[type="submit"]:hover {
    background-color: #2980b9;
  }