/* General Body Styling */
body {
  font-family: Arial, sans-serif;
  background-color: #f4f4f9;
  color: #333;
  margin: 0;
  padding: 0;
}

/* Header Styling */
header {
  text-align: center;
  padding: 20px;
  background-color: #0D0A2C;
  color: white;
}

/* Back Button Styling */
.back-button {
  margin-bottom: 20px;
  padding: 10px 20px;
  background-color: #0D0A2C;
  color: white;
  border: none;
  border-radius: 5px;
  cursor: pointer;
}

.back-button:hover {
  background-color: #141645;
}

/* Loading Spinner */
#loading-spinner {
  display: flex;
  justify-content: center; /* Horizontally center */
  align-items: center; /* Vertically center */
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(255, 255, 255, 0.8); /* Semi-transparent background */
  z-index: 9999; /* Ensure it appears above other elements */
}

#loading-spinner img {
  width: 100px;
  height: 100px;
}

header h1 {
  font-size: 28px;
  margin: 0;
}

header p {
  font-size: 16px;
  margin: 5px 0 0;
}

.container {
  max-width: 800px;
  margin: 30px auto;
  padding: 20px;
  background: #fff;
  border-radius: 10px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

label {
  display: block;
  font-weight: bold;
  margin: 10px 0 5px;
}

select, input[type="number"], input[type="text"], button {
  width: 100%;
  padding: 10px;
  margin-bottom: 20px;
  border: 1px solid #ddd;
  border-radius: 5px;
  font-size: 14px;
}

select {
  cursor: pointer;
}

button {
  background-color: #0D0A2C;
  color: #fff;
  font-size: 16px;
  font-weight: bold;
  cursor: pointer;
}

button:hover {
  background-color: #141645;
}

#custom-theme {
  display: none;
}