body { 
    font-family: Arial, sans-serif; 
    display: flex; 
    justify-content: center; 
    align-items: center; 
    height: 100vh; 
    margin: 0; 
    background-color: #f4f4f9; 
  } 
   
  #auth-container, #welcome-page { 
    background: white; 
    padding: 2rem; 
    border-radius: 8px; 
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1); 
    width: 300px; 
    text-align: center; 
  } 
   
  input { 
    padding: 0.5rem; 
    border: 1px solid #ccc; 
    border-radius: 4px; 
    width: 100%; 
    margin-bottom: 1rem; 
  } 
   
  button { 
    padding: 0.5rem; 
    border: none; 
    border-radius: 4px; 
    background-color: #007bff; 
    color: white; 
    cursor: pointer; 
    width: 100%; 
  } 
   
  button:hover { 
    background-color: #0056b3; 
  } 
   
  a { 
    color: #007bff; 
    text-decoration: none; 
  } 
   
  a:hover { 
    text-decoration: underline; 
  }