/* Block */
.accessibility-options {
  position: fixed; 
  top: 50%;        
  right: 20px;     
  transform: translateY(-50%); 
  background-color: #fff; 
  border: 1px solid #ccc; 
  border-radius: 10px; 
  padding: 10px; 
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1); 
  z-index: 9999; 
}

/* Buttons */
.accessibility-btn {
  display: block;  
  margin: 5px 0;  
  padding: 8px 12px; 
  font-size: 16px; 
  background-color: #007bff; 
  color: #fff; 
  border: none; 
  border-radius: 5px; 
  cursor: pointer; 
  text-align: center; 
  width: 100%; 
  transition: background-color 0.3s; 
}

.accessibility-btn:hover {
  background-color: #0056b3; 
}

/* High contrast mode */
html.high-contrast {
  background: #000; 
  filter: invert(1); 
}