.img_fondo { background-image: url(../img/fondo.gif); background-attachment: fixed }
a.menu_top:link       { color: #fff; font-size: 11px; font-family: "Trebuchet MS", Arial; text-decoration: none }
a.menu_top:visited    { color: #fff; font-size: 11px; font-family: "Trebuchet MS"; text-decoration: none }
a.menu_top:active    { color: #000; font-size: 11px; font-family: "Trebuchet MS"; text-decoration: none }
a.menu_top:hover    { color: #333; font-size: 11px; font-family: "Trebuchet MS" } 

a.alias:link   { color: #666; font-size: 9px; font-family: Arial; text-decoration: none }
a.alias:visited   { color: #666; font-size: 9px; font-family: Arial; text-decoration: none }
a.alias:active   { color: #000; font-size: 9px; font-family: Arial; text-decoration: none }
a.alias:hover   { color: #333; font-size: 9px; font-family: Arial; text-decoration: none } 

a.link_blanco:link        { color: #333; font-size: 11px; font-family: "Trebuchet MS", Arial; text-decoration: none }
a.link_blanco:visited     { color: #333; font-size: 11px; font-family: "Trebuchet MS"; text-decoration: none }
a.link_blanco:active     { color: #999; font-size: 11px; font-family: "Trebuchet MS"; text-decoration: none }
a.link_blanco:hover      { color: #0083d7; font-size: 11px; font-family: "Trebuchet MS" }

a.rollover_azul:link         { color: #fff; font-size: 11px; font-family: "Trebuchet MS", Arial; text-decoration: none }
a.rollover_azul:visited      { color: #fff; font-size: 11px; font-family: "Trebuchet MS"; text-decoration: none }
a.rollover_azul:active      { color: #7db900; font-size: 11px; font-family: "Trebuchet MS"; text-decoration: none }
a.rollover_azul:hover       { color: #333; font-size: 11px; font-family: "Trebuchet MS" }

a.rollover_cont:link          { color: #0083d7; font-size: 11px; font-family: "Trebuchet MS", Arial; text-decoration: underline }
a.rollover_cont:visited       { color: #0083d7; font-size: 11px; font-family: "Trebuchet MS"; text-decoration: underline }
a.rollover_cont:active       { color: #7db900; font-size: 11px; font-family: "Trebuchet MS"; text-decoration: underline }
a.rollover_cont:hover        { color: #7db900; font-size: 11px; font-family: "Trebuchet MS"; text-decoration: underline }

a.roll_verde:link           { color: #7db900; font-size: 11px; font-family: "Trebuchet MS", Arial; text-decoration: underline }
a.roll_verde:visited        { color: #7db900; font-size: 11px; font-family: "Trebuchet MS"; text-decoration: underline }
a.roll_verde:active       { color: #7db900; font-size: 11px; font-family: "Trebuchet MS"; text-decoration: underline }
a.roll_verde:hover         { color: #333; font-size: 11px; font-family: "Trebuchet MS"; text-decoration: underline }