http://aisig.com

Il mio CSS è cosí:

html { font-size: 76%; }
body {
background-color: #eee;
font-family: Verdana, Helvetica, Tahoma, sans-serif;
font-size: 1.1em;
line-height: 1.5em;
color: #555;
margin: 0;
padding: 0 0 20px;
}

/* headers */
h2, h3, h4, h5, h6 {
color: #555;
margin: 0;
font-weight: normal;
font-family: Verdana, Helvetica, Tahoma, sans-serif;
line-height: 1.3em;
}
h2 { font-size: 1.4em; margin: 10px 0 10px; }
h3 { font-size: 1em; margin: 10px 0 10px; font-weight: bold; }
h4 { font-size: 1em; margin: 10px 0 10px; }
h5 { font-size: 1em; margin: 10px 0 10px; }
h6 { font-size: 1em; margin: 10px 0 10px; }

/* text */
p { margin: 15px 0; }
acronym { cursor: help; }
pre, code, blockquote {
margin: 15px 0;
border: 1px solid #ddd;
padding: 15px;
display: block;
background-color: #fff;
}
blockquote {
font-family: Verdana, Helvetica, Tahoma, sans-serif;
padding: 0;
background: url(../img/quote_left.png) no-repeat left top;
border: 0;
}
blockquote div {
background: url(../img/quote_right.png) no-repeat right bottom;
text-indent: 60px;
padding: 5px 15px 5px 0;
}

/* links */
a { text-decoration: underline; outline: none; color: #555; }
a:hover { text-decoration: none; }

/* images */
img { border: 1px solid #ccc; padding: 2px; }
a img { }
a:hover img { border-color: #aaa; }
img.right { margin: 0 0 20px 30px; }
img.left { margin: 0 30px 20px 0; }

/* lists */
ul, ol, dl { margin: 15px 0 15px 15px; padding: 0; }
ul { list-style-type: disc; }
ul ul, ol ol { margin-top: 0; margin-bottom: 0; }
ol { margin-left: 25px; }
dl { margin-left: 0; }
dl dt { font-weight: bold; margin-top: 15px; }
dl dd { margin: 0; }
dl dt, li { color: #97BD1B; }
li span { color: #555; }

/* tables */
table { margin: 15px 0; border-collapse: collapse; }
table th,
table td { padding: 10px 15px; text-align: left; }
table thead th {
font-family: Verdana, Helvetica, Tahoma, sans-serif;
background-color: #95B81B;
color: #fff;
font-size: 1.1em;
font-weight: bold;
font-size: 1.1em;
}
table tbody th { background-color: #eee; }
table tbody th,
table tbody td { border-bottom: 1px solid #ddd; }
table tfoot { display: none; }

/* forms */
form {
padding: 0 20px;
margin: 25px 0;
border: 1px solid #ddd;
background-color: #fff;
}
form fieldset { border: 0; padding: 10px 25px 10px 0; margin: 0; }
form fieldset legend { display: none; }
form p { height: 1%; }
form p:after { content: “.”; display: block; clear: both; height: 0; visibility: hidden; }
form p label {
font-size: 1em;
font-weight: bold;
color: #555;
float: left;
display: block;
width: 29%;
margin-right: 20px;
font-family: Verdana, Helvetica, Tahoma, sans-serif;
}
form p input,
form p select,
form p textarea {
font-size: 1em;
color: #555;
border: 1px solid #ccc;
padding: 6px;
background-color: #fff;
width: 55%;
font-family: Tahoma, Arial, Helvetica, sans-serif;
}
form p select { width: 57.5%; }
form ul.fieldlist { margin: -30px 0 10px 33%; padding: 0; list-style-type: none; }
form ul.fieldlist li { color: #555; padding: 0 30px 5px 0; white-space: nowrap; }
form button {
width: auto !important;
overflow: visible !important;
cursor: pointer;
line-height: 1.2em;
vertical-align: middle;
background: url(../img/button_right.png) no-repeat right center;
padding: 0 2px 0 0 !important;
border: 0;
font-size: 1em;
}
* html form button {
position: relative;
}
form button span {
background: url(../img/button_left.png) no-repeat left center;
padding: 6px 6px 6px 10px;
display: block;
}

/* horizontal rule */
hr { clear: both; border: 0; height: 1px; background-color: #ddd; color: #ddd; margin: 0; }

/* classes */
.left { float: left; }
.right {float: right; }
.hide { display: none; }
.highlight1 { color: #CC6600; }
.highlight2 { color: #3267D4; }
.highlight3 { color: #CC0099; }

/* image list */
ul.images { list-style-type: none; width: 104%; margin-left: -15px; margin-bottom: 0; }
ul.images:after { content: “.”; clear: both; display: block; height: 0; visibility: hidden; }
ul.images li { float: left; padding: 0 0 15px 15px; position: relative; }
ul.images li a { text-decoration: none; }
ul.images li img { vertical-align: bottom; }

/* columns */
ul.cols { margin: 15px 0 25px -50px; padding: 0; list-style-type: none; width: 105%; height: 1%; }
ul.cols:after { content: “.”; clear: both; display: block; visibility: hidden; height: 0; }
ul.cols li { padding-left: 50px; float: left; color: #555; }
ul.two li { width: 42%; }
ul.three li { width: 25%; }

ul.cols li li { float: none; width: auto; padding-left: 0; color: #97BD1B; }

/*————————————————————*
** Header
**————————————————————*/
#header { background: #97BD1B url(../img/header_.png) repeat-x; }
#header div { background: url(../img/header__.png) no-repeat; border-bottom: 10px solid #95B81B; }
#header div div {
background-image: none;
width: 900px;
margin-left: 50px;
border: 0;
padding-top: 1px;
margin-top: -11px;
position: relative;
}
#header div div:after {
content: “.”;
clear: both;
display: block;
height: 0;
font-size: 0;
visibility: hidden;
}
#header div div div {
width: 50px;
margin: 0;
position: absolute;
top: 0;
left: -50px;
border-right: 10px solid #95B81B;
border-bottom: 10px solid #95B81B;
background-color: #9FC522;
height: 23em;
padding: 0;
}

/* Logo */
#header h1 {
background: #fff url(../img/logo.jpg) no-repeat 50% 2em;
border-left: 10px solid #95B81B;
border-right: 10px solid #95B81B;
font-family: Verdana, Helvetica, Tahoma, sans-serif;
font-size: 2.5em;
font-weight: normal;
line-height: 1em;
color: #555;
margin: 0;
bottom: -10px;
position: relative;
letter-spacing: -2px;
float: left;
min-height: 245px;
}
* html #header h1 { height: 245px; width: 208px; }
#header h1 a {
text-decoration: none;
color: #FFFFFF;
display: block;
padding: 4.7em 112px 1.7em;
}
* html #header h1 a { position: relative; }
#header h1 a:hover { text-decoration: none; }

#header p {
color: #fff;
font-size: 1.3em;
text-align: right;
margin: 85px 0 0;
}

/*————————————————————*
** Navigation
**————————————————————*/
#header ul {
margin: 0;
padding: 0;
list-style-type: none;
position: absolute;
bottom: -10px;
right: 0;
}
#header ul li {
float: left;
margin: 0 0 0 5px;
}
#header ul li a {
display: block;
text-decoration: none;
font-weight: bold;
background: url(../img/nav_right.png) no-repeat right top;
padding-right: 5px;
font-size: 0.9em;
}
* html #header ul li a { position: relative; }
#header ul li a span {
padding: 10px 15px 9px 20px;
background: url(../img/nav_left.png) no-repeat;
color: #555;
display: block;
}

#header ul li a:hover,
#header ul li.on a { background-image: url(../img/nav_on_right.png); }
#header ul li a:hover span,
#header ul li.on a span { background-image: url(../img/nav_on_left.png); }
#header ul li.on a:hover { text-decoration: none; }

/*————————————————————*
** Body
**————————————————————*/
#body {
border-left: 10px solid #e4e4e4;
border-right: 10px solid #e4e4e4;
background-color: #fff;
margin-left: 50px;
width: 830px;
padding: 20px 30px;
}
#body:after {
content: “.”;
clear: both;
display: block;
visibility: hidden;
font-size: 0;
height: 0;
}

/* login */
#clientLogin {
border: 0;
border-bottom: 1px solid #ddd;
margin: -10px 0 5px;
height: 1%;
padding: 0 0 5px;
}
#clientLogin:after {
content: “.”;
clear: both;
display: block;
height: 0;
visibility: hidden;
font-size: 0;
}
#clientLogin fieldset {
float: right;
padding-right: 0;
}
#clientLogin p {
float: left;
white-space: nowrap;
margin: 0 0 0 30px;
min-width: 17.5em;
}
#clientLogin p label { width: 3em; padding: 3px 0; }
#clientLogin p input { width: 160px; }
#clientLogin span button { margin-left: 10px; float: left; }

/* content */
#content { float: left; width: 600px; }
#home #content { float: right; }

/* sub-content */
#sub-content { float: right; width: 190px; }
#home #sub-content { float: left; }

/*————————————————————*
** Footer
**————————————————————*/
#footer {
background-color: #e4e4e4;
width: 870px;
padding: 1px 20px 0 20px;
margin-left: 50px;
}
#footer:after {
content: “.”;
clear: both;
display: block;
visibility: hidden;
height: 0;
font-size: 0;
}#sub-content2 {
float: left; width: 190px;
}

Qualcuno mi da una mano?

Grazie