.admin {
  background-color:lightblue;  
}
#notice, #error {
  padding:1em;
}
#notice {
  background:lightgreen;
  color:green;
  border:thin solid green;
}
#error {
  background:lightred;
  color:red;
  border:thin solid red;
}

.limbo {
  background: yellow;
}