CSSen validere, men der er en del warnings

Jeg søger en løsning på følgende warnings:

Line : 2 (Level : 1) You have no color with your background-color : body
Line : 10 (Level : 1) You have no color with your background-color : #bag
Line : 19 (Level : 1) Family names containing whitespace should be quoted. If quoting is omitted, any whitespace characters before and after the name are ignored and any sequence of whitespace characters inside the name is converted to a single space. : #menuvandret
Line : 21 (Level : 1) You have no color with your background-color : #menuvandret
Line : 30 (Level : 1) You have no background-color with your color : .mail
Line : 30 (Level : 1) You have no background-color with your color : .mail
Line : 30 (Level : 1) You have no background-color with your color : .mail
Line : 48 (Level : 1) Family names containing whitespace should be quoted. If quoting is omitted, any whitespace characters before and after the name are ignored and any sequence of whitespace characters inside the name is converted to a single space. : #fritid
Line : 48 (Level : 1) Family names containing whitespace should be quoted. If quoting is omitted, any whitespace characters before and after the name are ignored and any sequence of whitespace characters inside the name is converted to a single space. : #fritid
Line : 48 (Level : 1) Family names containing whitespace should be quoted. If quoting is omitted, any whitespace characters before and after the name are ignored and any sequence of whitespace characters inside the name is converted to a single space. : #fritid
Line : 48 (Level : 1) Family names containing whitespace should be quoted. If quoting is omitted, any whitespace characters before and after the name are ignored and any sequence of whitespace characters inside the name is converted to a single space. : #fritid
Line : 48 (Level : 1) Family names containing whitespace should be quoted. If quoting is omitted, any whitespace characters before and after the name are ignored and any sequence of whitespace characters inside the name is converted to a single space. : #fritid
Line : 53 (Level : 1) Family names containing whitespace should be quoted. If quoting is omitted, any whitespace characters before and after the name are ignored and any sequence of whitespace characters inside the name is converted to a single space. : #citat
Line : 61 (Level : 1) Family names containing whitespace should be quoted. If quoting is omitted, any whitespace characters before and after the name are ignored and any sequence of whitespace characters inside the name is converted to a single space. : #english
Valid CSS information
body {
background-color : gray;
text-align : center;
overflow : scroll;
}
#bag {
height : 600px;
width : 800px;
background-color : silver;
}
#design {
width : 100%;
text-align : center;
}
#menuvandret {
font-family : Comic Sans MS, Gill Sans MT, Century Gothic, sans-serif;
font-size : 20px;
background-color : gray;
width : 840px;
height : 40px;
vertical-align : middle;
text-align : center;
border-bottom-color : silver;
}
a.menu, a:link.menu, a:visited.menu, .mail {
color : black;
font-size : 20px;
}
a:hover.menu, a:active.menu, .mail {
color : black;
font-size : 20px;
background-color : silver;
padding-top : 0;
padding-bottom : 0;
}
.mail {
font-weight : bold;
}
#indhold, #hvem, #erfaring, #uddannelse, #fritid {
font-size : small;
font-family : Century Gothic, Bookman Old Style, Gill Sans MT, Comic Sans MS, sans-serif;
overflow : scroll;
}
#citat {
font-family : "Monotype Corsiva", Script MT Bold, Juice ITC, Forte, sans-serif;
font-size : large;
width : 300px;
text-align : center;
}
#english {
font-size : medium;
font-family : Century Gothic, Bookman Old Style, Gill Sans MT, Comic Sans MS, sans-serif;
}

Desuden får jeg i xhtml-dokument validatoren at vide at der ikke findes en atribute som denne <a name="footnote">, hvilket jeg vil bruge til at lave en fodnote med, som går tilbage til toppen af siden.

Jeg håber nogen kan hjælpe!