index_U

N

names

for classes, 83

for color, 126, 130-131

for properties, 56

quotation marks for, 71

namespace in XHTML, 19, 27

nav ID, 210, 212

navigation bar, 211-212, 212-213

negative values for margins, 73

nesting

with span, 198

in XHTML, 22

no-repeat value, 140, 142

non-empty elements, 22-23

none value

for borders, 156

for clear, 178

for text decoration, 113

nonstandard markup, removing, 200

normal flow, 166

normal font, 94, 105

normal value

for font-weight, 106-107

for text spacing, 114

for white space, 117

nowrap property, 118

numeric values for RGB values, 132-133