Questo è il mio foglio di stile

/*


   

    The CSS, XHTML and design is released under GPL:
  ww.opens our ce.org/licenses/gpl-license.php
*/
 
/********************************************
   HTML ELEMENTS
********************************************/ 

/* Top Elements */
* { margin: 0; padding: 0; border: 0 }

body {
    background: #CCC url(images/bg3.gif) top center;
    font: 70%/1.5em Verdana, Tahoma, arial, sans-serif;
    color: #222; 
    text-align: center;
    margin: 20px 0;
}

/* links */
a, a:visited {    
    color: #00a9e0;
    background: inherit;
    text-decoration: none;
    outline: none;
}
a:hover {
    color: #88ac0b;
    background: inherit;
    text-decoration: underline;
}

/* headers */
h1, h2, h3 {
    font-family: 'Trebuchet MS', Tahoma, Sans-serif;
    font-weight: Bold;         
}
h1 {
    font-size: 160%;    
    font-weight: bold;
}
h2 {
    font-size: 130%;
    text-transform: uppercase;
    color: #a1a1a1;
}
h3 {
    font-size: 130%;    
}

h1, h2, h3 {
    padding: 10px;        
    margin: 5px 0 0 0;
}
p {
    padding: 5px 10px;        
    margin: 0;
}
ul, ol {
    margin: 5px 20px;
    padding: 0 20px;
}

/* images */
img {
    background: transparent;
    padding: 5px;
}
img.float-right {
    float: right;
      margin: 5px 0px 10px 10px;  
}
img.float-left {
    float: left;
      margin: 5px 10px 10px 0px;
}
img.no-border {
    border: none;
}
img.no-format {
    border: none;
    padding: 0; margin: 0;
    background: transparent;
}
code {
      margin: 5px 0;
      padding: 10px;
      text-align: left;
      display: block;
      overflow: auto;  
      font: 500 1em/1.5em 'Lucida Console', 'courier new', monospace ;
      background: #fff url(images/border-grey.gif) top repeat-x; 
    border: 5px solid #c3c3c3;
    border-top: none; 
}
acronym {
  cursor: help;
  border-bottom: 1px dashed #777;
}
blockquote {
    margin: 10px;
     padding: 5px 0 5px 20px;  
    background: url(images/border-grey.gif) top repeat-x; 
    border: 5px solid;
    border-top: none; 
    font: 1.1em/1.3em 'Trebuchet MS', Tahoma, Sans-serif;
    color: #5A93C9;
}

/* form elements */
form, .contactform, form {
    margin: 10px 0; padding: 0 5px;
    border: 1px solid #D5D5D5; 
    background-color: #f2f2f2;     
}
label, .contactform label {
    display:inline;
    font-weight:bold;
    margin: 0px 0 6px 0;
}
input, #sidebar input, .contactform input {
    padding:3px;
    border:1px solid;
    font: normal 1em Verdana, sans-serif;
    color:#777;
}
input {
    margin: 2px 0;
}
textarea, .contactform textarea {
    width: 320px;
    padding:2px;
    font: normal 1em Verdana, sans-serif;
    border:1px solid;
    height:100px;
    display:block;
    color:#777;
}
#commentform input:focus, input:active, textarea:focus, textarea:active, .contactform input:focus, .contactform textarea:focus {
    border: 1px solid #ccc;
    background: #d2d2d2;
    color: #000;
}
input.button { 
    font: bold 12px Arial, Sans-serif; 
    height: 24px;
    margin: 0;
    padding: 2px 3px; 
    color: #FFF;
    background: #8EB50C url(images/stripes.gif) repeat-x 0 0;
    border: none;
}

/* search form */
#searchform {
    background-color: transparent;
    border: none;    
    margin: 0; padding: 5px 0 15px 0;    
    width: 190px;    
} p { margin: 0; padding: 0; } input.textbox { 
    width: 120px;
    color:; 
    height: 18px;
    padding: 2px;    
    border: 1px solid #E5E5E5;
    vertical-align: top;
} input.button { 
    width: 60px;
    height: 24px;
    padding: 2px 5px;
    vertical-align: top;
    color:;
}

/*nav search*/
.nav-search {
    background-color: transparent;
    border: none;
    margin: 0; padding: 0;    
    display: inline;
    float: right;
}
.nav-search input {
    padding: 1em 0;
    width: 160px;
    background: transparent url(images/nav-search.gif) no-repeat right bottom;
    border: none;
    font: bold 1em Verdana, sans-serif;
    color: #363636;
    text-transform: uppercase;
}

/********************************************
   LAYOUT
********************************************/ 
#wrap {
    position: relative;
    width: 920px;
    background: url(images/content.gif) repeat-y center top;
    margin: 0 auto;
    text-align: left;
}
#top-bg {
    position: absolute;
    width: 920px;
    height: 20px;
    background: url(images/top-bg.gif) repeat-y center top;    
    top: 0; left: 0;
}
#content-wrap {
    position: relative;
    clear: both;
    float: left;
    width: 890px;
    padding: 0 0 10px 0;
    background: url(images/colorbar.gif) repeat-x left bottom;
    border-top: 5px solid #FFF;
    margin-left: 15px;
    display: inline;
}
#header {
    width: 920px;
    position: relative;
    height: 40px;
    background: transparent;
    padding: 0;
    color: #FFF;    
} #logo {
    position: absolute;
    width: 790px;
    text-align: center;
    font: normal 60px/75px impact, "Arial Black", sans-serif;
    letter-spacing: -1px; 
    color: #FFF;
    background: transparent;
    padding: 0 10px;
    margin: 0;
    top: 70px; left: 0px;
} a {
    text-decoration: none;
    color: #FFF;
    background: transparent;
} #slogan {
    position: absolute;
    width: 810px;
    text-align: center;
    font: normal 20px impact, "Arial Black", sans-serif;
    letter-spacing: 0px;
    color: #666;     
    margin: 0; padding: 0;
    top: 190px; left: 0px;
}

/* header links */-links {
    position: absolute;
    top: 12px; right: 20px;    
    color: #838181;
    font-size: 10px;
}-links a {    
    color:;
    text-decoration: none;    
}-links a:hover {
    color: #444;        
}-links a.contact {
    padding-left: 14px;
    background: url(images/contact.png) no-repeat left;
}

/* header-photo */-photo {
    clear: both;
    height: 200px;
    width: 890px;
    margin: 0 auto;
    background: #FFF url(images/header-photo4.jpg) no-repeat center center;
}

/*header feed icon*/
#feed-icon {
    position: absolute;
    top: 130px; right: 80px;
    height: 60px;
    width: 60px;
    margin: 0; padding: 0;
    background: transparent;
}

/*badge*/
#badge {
    position: absolute;
    top: 50px; right: 180px;
    height: 105px;
    width: 105px;
    margin: 0; padding: 0;
    background: transparent;
}

/* Navigation */
#nav {
    clear: both;    
    padding: 0;    
    margin: 2px 0;
} ul {
    float: left;
    list-style: none;
    background: url(images/navbg.gif) repeat-x bottom;    
    width: 890px;        
    text-transform: uppercase;
    margin: 0 0 0 15px;
    padding: 0;    
    display: inline;
} ul li {
    display: inline;
    margin: 0; padding: 0;
} ul li a {
    display: block;
    float: left;
    width: auto;
    margin: 0;
    padding: 0 14px;
    border-right: 1px solid #989898;
    border-bottom: none;
    color:;
    font: bold 1.2em/2.8em "Century Gothic", "Trebuchet MS", Helvetica, Arial, Geneva, sans-serif;
    text-transform: uppercase;
    text-decoration: none;    
} ul li a:hover,  ul li a:active {
    background: url(images/navbg-hover.gif) repeat-x bottom;
    color:;
} ul li#current a {    
    background: url(images/nav-current.gif) no-repeat center top;    
}

/* Main Column */
#main {
    float: left;
    width: 500px;
    padding: 0; margin: 10px 0 0 10px;
    display: inline;
    overflow: hidden;
} h2.title-post {
    margin-top: 10px;
    font: bold 1.8em 'Trebuchet MS', Tahoma, Sans-serif;
    color:; 
    padding: 0 0 5px 5px;
    background: url(images/border-grey-little.gif) repeat-x bottom;
    text-transform: none;
    border-bottom: 1px solid;
} h2.title-post a {
    background: transparent;
    text-decoration: none;
} ul li {
    list-style-image: url(images/bullet.gif);
} a.external {
    padding-right: 14px;
    background: transparent url(images/ext-link.png) no-repeat bottom right;
}

.post-footer {
    background:;
    padding: 5px; 
    margin: 20px 10px 40px 10px;    
    font-size: 95%;    
    color: #333;
    border: 1px solid #ccc;
}
.post-footer .date{
    margin: 0 10px 0 5px;
    padding-left: 16px;
    background: url(images/time.png) no-repeat left bottom;
}
.post-footer span.comments {
    margin: 0 10px 0 5px;    
    padding-left: 16px;
    background: url(images/comments.png) no-repeat left bottom;
}
.post-footer span.category {
    margin: 0 10px 0 5px;    
    padding-left: 16px;
    background: url(images/category.png) no-repeat left bottom;
}
.post-footer span.author {
    margin: 0 10px 0 5px;    
    padding-left: 16px;
    background: url(images/author.png) no-repeat left bottom;
}
.post-footer a.readmore {
    margin: 0 10px 0 5px;
    padding-left: 16px;
    background: url(images/read-more.png) no-repeat left bottom;
}
.post-footer span.comments a, .post-footer span.category a, .post-footer span.author a {
    background: none;
}

/* Sidebar */     {
    float: right;
    width: 340px;
    padding: 30px 10px 10px 10px; margin: 10px 0 0 0;
    background: url(images/sidebar-bg.gif) no-repeat top;
    overflow: hidden;
}     h1, h2 {
    margin-top: 10px;
    padding: 5px 5px; 
    font: normal 14px 'Trebuchet MS', Tahoma, Sans-serif;
    color: #8594cf; 
    font-variant: small-caps;
    text-transform: none;
} ul {
    text-align: left;
    margin: 7px 4px 8px 0; padding: 0;
    text-decoration: none;        
    background: url(images/border-grey-little.gif) repeat-x left top;
} li {
    list-style: none;
} ul ul.sidemenu li, .widget ul li {
    list-style: none;
    background: url(images/border-grey-little.gif) repeat-x left bottom;
    padding: 4px 0 4px 5px;
    margin: 0 2px;    
} ul ul ul {
    text-align: left;
    margin: 0 0 0 6px; padding: 0 0 0 2px;
    text-decoration: none;        
    background: transparent;
    border-left: 1px dotted #ccc;
} ul ul ul li {
    list-style: none;
    background: none !important;
    padding: 4px 0 4px 0;
    margin: 0;
}
* html body ul li {
    height: 1%;
} ul li a {
    text-decoration: none;    
    background-image: none;    
    color: #666666;            
} ul li a:hover {    
    color: #1773BC;    
} li#categories h2, h2.categories {
    padding-left: 16px;
    background: transparent url(images/sb-category.png) no-repeat left;
} li.linkcat h2, h2.blogroll {
    padding-left: 16px;
    background: transparent url(images/sb-blogroll.png) no-repeat left;
} li#archives h2, h2.archives {
    padding-left: 16px;
    background: transparent url(images/sb-archive.png) no-repeat left;
} li#recent-comments h2, h2.recent-comments {
    padding-left: 16px;
    background: transparent url(images/sb-comments.png) no-repeat left;
} li#tag_cloud h2 {
    padding-left: 16px;
    background: transparent url(images/sb-category.png) no-repeat left;
}
-left {
    float: left;
    width: 48%;
    overflow: hidden;
}-right {
    float: right;
    width: 48%;
    overflow: hidden;
}

/* footer */
#footer-wrap {
    clear: both;
    width: 920px;
    font-size: 95%;    
    text-align: left;
    padding: 15px 0;
    background: url(images/footer-bg.gif) no-repeat center bottom;
} a {
    text-decoration: none;
    color:;
    font-weight: bold;
} a:hover {
    color:;    
} p {
    padding:10px 0;
} h2 {
    color:;
    margin: 0;
    padding: 0 10px; 
}

#footer-columns {
    color: #888;
    margin: 0 auto; 
    padding: 0 50px;    
    width: 820px;    
    min-height: 100px; /*serve per gli effetti mootools in FF*/
    text-align: center;
} ul {
    list-style: none;
    margin: 10px 0 0 0; 
    padding: 0;    
    background: url(images/border-grey-little.gif) repeat-x left top;
} li {
    background: url(images/border-grey-little.gif) repeat-x left bottom;
} li a {
    display: block;
    font-weight: normal;
    padding: 3px 0 3px 10px;
    width: 96%;
} .col3, .col3-center {
    float: left;
    width: 260px;
} .col3-center { 
    margin: 0 15px; 
} img { 
    border: none;
    padding: 0; margin: 0;
}

/* bottom */
#footer-bottom {
    clear: both;
    color:;    
    margin: 0 auto;
    width: 820px;
    padding: 10px 0;
    text-align: center;
} a.link-home {
    padding-left: 14px;
    background: url(images/home.png) no-repeat left bottom;
} a.link-feed {
    padding-left: 14px;
    background: url(images/feed-small.gif) no-repeat left bottom;
}

/*comments*/
ol.commentlist {
    list-style: none;
}
ol.commentlist li {
    background: url(images/border-grey-vertical.gif) repeat-y left top;
    padding: 0 10px;
    overflow: auto;
    width: 400px;
    list-style: none;
}
ol.commentlist li.alt {
    background: url(images/border-grey-vertical.gif) repeat-y left top;
    padding: 0 10px;
    overflow: auto;
    width: 400px;
    list-style: none;
}
p.commentmetadata {
    background: transparent url(images/border-grey-little.gif) repeat-x top;
    padding: 3px 0;
}
p.commentmetadata a {
    background: none;
}
h2.title-comments {
    padding-left: 23px;
    background: url(images/title-comments.png) no-repeat left;
}
h2.title-comments a, p.p-comments a {
    background: transparent;
    text-decoration: none;
}
p.p-comments {
    background: url(images/border-grey-little.gif) repeat-x top;
    padding-top:5px;
    margin-top: 0;
}

/* alignment classes */
.float-left  { float: left; }
.float-right { float: right; }
.align-left  { text-align: left; }
.align-right { text-align: right; }

/* display and additional classes */
.clear { clear: both; }
.nav-geek-pages {
    display: block;
    margin: 5px 0 40px 0;
    text-align: center;
}
.geek-download {
    padding-left: 35px;
    margin-left: 15px;
    background: url(images/geek-download.gif) no-repeat center left;
    line-height: 30px;
}

/*date*/
div.data {
    float: left;
    width: 36px;
    margin: 5px 10px 5px 0;
    text-align: center;
    color:;
    padding-bottom: 6px;
    background: #E9F3FF url(images/date.gif) no-repeat bottom left;
    line-height: 1.3em;
    }

div.data span.d {
    display: block;
    font-size: 150%;
    font-weight: bold;
    color:;
    padding-top: 12px;
    background: url(images/date.gif) no-repeat top left;
    }

div.data span.m {
    text-transform: uppercase;
    font-size: 90%;
    }
    
/*effects*/
a.piu  {
    float:right;
    margin: 0 30px 0 0;
    padding: 2px 2px 2px 15px;
    background: url(images/piu.gif) no-repeat bottom left;
    border: 1px dotted #ccc;
    border-top: none;
}
a#chattoggle {
    background:;
}
#side-wrap {
    clear: both;
}
.scroller-links {
    float: right;
    text-align: right;
    color: #ccc;
}
.scroll-prec, .scroll-prec:hover, .scroll-prec:visited  {
    padding-left: 14px;
    background: url(images/scroll-prec.png) no-repeat left bottom;
}
.scroll-succ, .scroll-succ:hover, .scroll-succ:visited {
    padding-left: 14px;
    background: url(images/scroll-succ.png) no-repeat left bottom;
}
.scroll-footer, .scroll-footer:hover, .scroll-footer:visited {
    padding-left: 14px;
    background: url(images/scroll-footer.png) no-repeat left bottom;
}
.scroll-header, .scroll-header:hover, .scroll-header:visited {
    padding-left: 14px;
    background: url(images/scroll-header.png) no-repeat left bottom;
}
.scroll-topalt, .scroll-topalt:hover, .scroll-topalt:visited {
    float: right;
    padding-left: 14px;
    background: url(images/scroll-header.png) no-repeat left bottom;
}
.scroll-top, .scroll-top:hover, .scroll-top:visited {
    float: right;
    padding-left: 14px;
    background: url(images/scroll-header-alt.png) no-repeat left bottom;
```Questo è quello che dovrebbe essere inserito secondo l'esempio trovato in una guida

#pageHeader h1 {
background: transparent url(/001/h1.gif) no-repeat top left;
margin-top: 10px;
width: 219px;
height: 87px;
float: left;
}

display: none
}