#warn { 
  background-color: pink; 
  color: #0000; 
  padding: 20px; 
  border: 2px solid #ff0000; 
}

div #warn a { 
  text-decoration: none; 
  font-weight:bold; color: 
  #FF0000; 
}

div #warn a:hover { 
  text-decoration: none; 
  background-color: pink; 
  font-weight:bold; 
  color: #000000; 
}