.profile_in,
.profile_un {  
  display: none;
}
.button {
  padding: 2px 10px;
  background-color: #fff;
  border: 1px solid #888;
  border-radius: 2px;
  font: 14px verdana;
  letter-spacing: -0.05em;
  text-decoration: none;
  user-select: none;   
  cursor: pointer;
}
.button:hover {
  background-color: #ddd;  
}