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CSS Template
The W3C recommends that the following CSS template be used as a default style sheet on your websites. Of course, you will probably need to change it but at least using the template will ensure you cover all bases.
ADDRESS,
BLOCKQUOTE,
BODY, DD, DIV,
DL, DT,
FIELDSET, FORM,
FRAME, FRAMESET,
H1, H2, H3, H4,
H5, H6, IFRAME,
NOFRAMES,
OBJECT, OL, P,
UL, APPLET,
CENTER, DIR,
HR, MENU, PRE { display: block }
LI { display: list-item }
HEAD { display: none }
TABLE { display: table }
TR { display: table-row }
THEAD { display: table-header-group }
TBODY { display: table-row-group }
TFOOT { display: table-footer-group }
COL { display: table-column }
COLGROUP { display: table-column-group }
TD, TH { display: table-cell }
CAPTION { display: table-caption }
TH { font-weight: bolder; text-align: center }
CAPTION { text-align: center }
BODY { padding: 8px; line-height: 1.33 }
H1 { font-size: 2em; margin: .67em 0 }
H2 { font-size: 1.5em; margin: .83em 0 }
H3 { font-size: 1.17em; margin: 1em 0 }
H4, P,
BLOCKQUOTE, UL,
FIELDSET, FORM,
OL, DL, DIR,
MENU { margin: 1.33em 0 }
H5 { font-size: .83em; line-height: 1.17em; margin: 1.67em 0 }
H6 { font-size: .67em; margin: 2.33em 0 }
H1, H2, H3, H4,
H5, H6, B,
STRONG { font-weight: bolder }
BLOCKQUOTE { margin-left: 40px; margin-right: 40px }
I, CITE, EM,
VAR, ADDRESS { font-style: italic }
PRE, TT, CODE,
KBD, SAMP { font-family: monospace }
PRE { white-space: pre }
BIG { font-size: 1.17em }
SMALL, SUB, SUP { font-size: .83em }
SUB { vertical-align: sub }
SUP { vertical-align: super }
S, STRIKE, DEL { text-decoration: line-through }
HR { border: 1px inset }
OL, UL, DIR,
MENU, DD { margin-left: 40px }
OL { list-style-type: decimal }
OL UL, UL OL,
UL UL, OL OL { margin-top: 0; margin-bottom: 0 }
U, INS { text-decoration: underline }
CENTER { text-align: center }
BR:before { content: "\A" }
/* An example of style for HTML 4.0's ABBR/ACRONYM elements */
ABBR, ACRONYM { font-variant: small-caps; letter-spacing: 0.1em }
A[href] { text-decoration: underline }
:focus { outline: thin dotted invert }
/* Begin bidirectionality settings (do not change) */
BDO[DIR="ltr"] { direction: ltr; unicode-bidi: bidi-override }
BDO[DIR="rtl"] { direction: rtl; unicode-bidi: bidi-override }
*[DIR="ltr"] { direction: ltr; unicode-bidi: embed }
*[DIR="rtl"] { direction: rtl; unicode-bidi: embed }
/* Elements that are block-level in HTML4 */
ADDRESS, BLOCKQUOTE, BODY, DD, DIV, DL, DT, FIELDSET,
FORM, FRAME, FRAMESET, H1, H2, H3, H4, H5, H6, IFRAME,
NOSCRIPT, NOFRAMES, OBJECT, OL, P, UL, APPLET, CENTER,
DIR, HR, MENU, PRE, LI, TABLE, TR, THEAD, TBODY, TFOOT,
COL, COLGROUP, TD, TH, CAPTION
{ unicode-bidi: embed }
/* End bidi settings */
@media print {
@page { margin: 10% }
H1, H2, H3,
H4, H5, H6 { page-break-after: avoid; page-break-inside: avoid }
BLOCKQUOTE,
PRE { page-break-inside: avoid }
UL, OL, DL { page-break-before: avoid }
}
@media speech {
H1, H2, H3,
H4, H5, H6 { voice-family: paul, male; stress: 20; richness: 90 }
H1 { pitch: x-low; pitch-range: 90 }
H2 { pitch: x-low; pitch-range: 80 }
H3 { pitch: low; pitch-range: 70 }
H4 { pitch: medium; pitch-range: 60 }
H5 { pitch: medium; pitch-range: 50 }
H6 { pitch: medium; pitch-range: 40 }
LI, DT, DD { pitch: medium; richness: 60 }
DT { stress: 80 }
PRE, CODE, TT { pitch: medium; pitch-range: 0; stress: 0; richness: 80 }
EM { pitch: medium; pitch-range: 60; stress: 60; richness: 50 }
STRONG { pitch: medium; pitch-range: 60; stress: 90; richness: 90 }
DFN { pitch: high; pitch-range: 60; stress: 60 }
S, STRIKE { richness: 0 }
I { pitch: medium; pitch-range: 60; stress: 60; richness: 50 }
B { pitch: medium; pitch-range: 60; stress: 90; richness: 90 }
U { richness: 0 }
A:link { voice-family: harry, male }
A:visited { voice-family: betty, female }
A:active { voice-family: betty, female; pitch-range: 80; pitch: x-high }
}
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