hover BORDER-RIGHT red 1px dashed BORDER-TOP red 1px dashed RIGHT 0px

a:hover{BORDER-RIGHT: red 1px dashed; BORDER-TOP: red 1px dashed; RIGHT: 0px; 
BORDER-LEFT: red 1px dashed;  COLOR: red; BOTTOM: 0px;
BORDER-BOTTOM: red 1px dashed; POSITION: relative; TEXT-DECORATION: none; }<br />
a{text-decoration:none; }