A.a1:link {text-decoration: underline; color: #006800;}
A.a1:visited {text-decoration: underline; color: #006800;}
A.a1:active {text-decoration: underline; color: #006800;}
A.a1:hover {text-decoration: underline; color: black;}

A:link {text-decoration: none; color: black;}
A:visited {text-decoration: none; color: black;}
A:active {text-decoration: none; color: black;}
A:hover {text-decoration: underline; color: #006800;}