a{
color: black;
text-decoration: none;
}  

a:hover 
{
color: #E85C00;
text-decoration: underline;
}

a.bacheca {
color: #FF0000;
text-decoration: underline;
}  

a.bacheca:hover {
color: black;
text-decoration: underline;
}

a.link {
color: #E85C00;
text-decoration: none;
}  

a.link:hover 
{
color: #E85C00;
text-decoration: underline;
}