button {
    font-size: 20px;        
    padding: 15px 30px;       
    background-color: #001679;
    color: white;            
    border: none;            
    border-radius: 10px;    
    cursor: pointer;          
    margin: 5px;              
    transition: background-color 0.3s; 
  }
  

  button:hover {
    background-color: #45a049;
  }