body  { background: #0047a6 url(../images/contents_back.gif) no-repeat }
.head { color: white }
.foot { color: white; font-size: x-small }
a  { color: #f90; text-decoration: none }
a:hover  { color: #f90; text-decoration: underline }
a:active { color: yellow; text-decoration: none }
a:visited  { color: #f90; text-decoration: none }