html, body {
  overflow-x: hidden;
}

/* --- Base Styles --- */
body {
  margin: 0;
  padding: 0;
  background-color: #000000;
  color: #f0f0f0;
  font-family: Arial, sans-serif;
  position: relative;
  min-height: 100vh;
}

/* --- Sticky Header --- */
.header {
  position: sticky;
  top: 0;
  width: 98%;
  background-color: #000000;
  padding: 10px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 100;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.6);
}

.header-logo {
  height: 50px;
}

.header-login-button {
  background-color: #0066cc;
  color: white;
  padding: 10px 16px;
  text-decoration: none;
  border-radius: 6px;
  font-weight: bold;
  transition: background-color 0.3s ease;
}

.header-login-button:hover {
  background-color: #005bb5;
}

/* --- Main Content Wrapper --- */
.overlay {
  padding: 140px 20px 60px;
  max-width: 800px;
  margin: 0 auto;
}

/* --- Form Styling --- */
form {
  background-color: #1e1e1e;
  padding: 30px;
  border-radius: 12px;
  box-shadow: 0 0 10px rgba(0,0,0,0.5);
}

form label {
  display: block;
  margin-bottom: 15px;
  font-weight: bold;
}

form input[type="text"],
form input[type="email"],
form input[type="date"],
form textarea,
form select {
  width: 100%;
  padding: 10px;
  margin-top: 5px;
  border: 1px solid #444;
  border-radius: 6px;
  background-color: #2b2b2b;
  color: #f0f0f0;
  font-size: 1rem;
  box-sizing: border-box;
}

form textarea {
  resize: vertical;
  min-height: 80px;
}

form input[type="submit"] {
  background-color: #0066cc;
  color: white;
  padding: 12px;
  border: none;
  border-radius: 6px;
  font-size: 1rem;
  cursor: pointer;
  margin-top: 20px;
  width: 100%;
}

form input[type="submit"]:hover {
  background-color: #005bb5;
}

/* --- Responsive Design --- */
@media (max-width: 600px) {
  .header-logo {
    height: 40px;
  }

  .header-login-button {
    padding: 8px 14px;
    font-size: 14px;
  }

  .overlay {
    padding: 120px 15px 40px;
  }

  form {
    padding: 20px;
  }
}