Ragą
c'č qualche esperto dei css,on line che mi sa dire in poche battute cosa vogliono dir equesti termini troppo specifici per questo css che vorrei invece modificare e aggiungere altri elementi del tipo layer o navigation.

Grazie

Mastheade? che cos'č? č un header ?
Navbar che cos'č? un extra o navigation?
RelatedLinks? che cos'č? sempre il nostro extra o navigation?
Che cos'é il "div id breadCrumb "
Che cos'č il "div id searc"?
Che cos'č il div id "Story"?
Che cos'č il span class="feature?
Che cos'č il div id="advert" ?

Il css intero č
/***********************************************/
/* 3col_leftNav.css */
/* Use with template 3col_leftNav.html */
/***********************************************/

/***********************************************/
/* HTML tag styles */
/***********************************************/

body{
font-family: Arial,sans-serif;
color: #333333;
line-height: 1.166;
margin: 0px;
padding: 0px;
background-color: #A05050;
}

a{
color: #006699;
text-decoration: none;
}

a:link{
color: #006699;
text-decoration: none;
}

a:visited{
color: #006699;
text-decoration: none;
}

a:hover{
color: #006699;
text-decoration: underline;
}

h1{
font-family: Verdana,Arial,sans-serif;
font-size: 120%;
color: #334d55;
margin: 0px;
padding: 0px;
}

h2{
font-family: Arial,sans-serif;
font-size: 114%;
color: #006699;
margin: 0px;
padding: 0px;
}

h3{
font-family: Arial,sans-serif;
font-size: 100%;
color: #334d55;
margin: 0px;
padding: 0px;
}

h4{
font-family: Arial,sans-serif;
font-size: 100%;
font-weight: normal;
color: #333333;
margin: 0px;
padding: 0px;
}

h5{
font-family: Verdana,Arial,sans-serif;
font-size: 100%;
color: #334d55;
margin: 0px;
padding: 0px;
}

ul{
list-style-type: square;
}

ul ul{
list-style-type: disc;
background-color: #DCB8B8;
}

ul ul ul{
list-style-type: none;
}

label{
font-family: Arial,sans-serif;
font-size: 100%;
font-weight: bold;
color: #334d55;
}


/***********************************************/
/* Layout Divs */
/***********************************************/

#masthead{
padding: 10px 0px 0px 0px;
border-bottom: 1px solid #cccccc;
width: 100%;
color: #7C3F3F;
background-color: #D1A5A5;
}

#navBar{
float: left;
width: 20%;
margin: 0px;
padding: 0px;
background-color: #eeeeee;
border-right: 1px solid #cccccc;
border-bottom: 1px solid #cccccc;
}

#headlines{
float:right;
width: 20%;
border-left: 1px solid #cccccc;
border-bottom:?????>????????Ž???¾ 1px solid #cccccc;
padding-right: 10px;
}

#content{
float: left;
width: 55%;
background-color: #CA9797;
}

/***********************************************/
/* Components */
/***********************************************/

#siteName{
margin: 0;
padding: 0 0 0 10px;
color: #804040;
background-color: #BA7474;
}


/************* #globalNav styles **************/

#globalNav{
padding: 0px 0px 5px 10px;
border-bottom: 1px solid #CCC;
color: #cccccc;
}

#globalNav img{
display: block;
background-color: #E4CBCB;
}

#globalNav a {
font-size: 90%;
padding: 0 4px 0 0;
color: #804040;
background-color: #BC7A7A;
}

/*************** #pageName styles **************/

#pageName{
margin: 0px;
padding: 0px 0px 0px 10px;
}

/************* #breadCrumb styles *************/

#breadCrumb{
font-size: 80%;
padding: 2px 0px 0 10px;
}


/************** .feature styles ***************/

.feature{
padding: 0px 0px 10px 10px;
font-size: 80%;
}

.feature h3{
padding: 30px 0px 5px 0px;
text-align: center;
}

.feature img{
float: left;
padding: 10px 10px 0px 0px;
}


/************** .story styles *****************/

.story{
clear: both;
padding: 10px 0px 0px 10px;
font-size: 80%;
}

.story p{
padding: 0px 0px 10px 0px;
}


/************* #siteInfo styles ***************/

#siteInfo{
clear: both;
border: 1px solid #cccccc;
font-size: 75%;
color: #cccccc;
padding: 10px 10px 10px 10px;
}

#siteInfo img{
padding: 4px 4px 4px 10px;
vertical-align: middle;
width: 700px;
}


/************* #search styles ***************/

#search{
padding: 5px 0px 5px 10px;
border-bottom: 1px solid #cccccc;
font-size: 90%;
}

#search form{
margin: 0px;
padding: 0px;
background-color: #EAD5D5;
}

#search label{
display: block;
margin: 0px;
padding: 0px;
}


/*********** #navBar link styles ***********/

#navBar ul a:link, #navBar ul a:visited {display: block;}
#navBar ul {list-style: none; margin: 0; padding: 0;}

/* hack to fix IE/Win's broken rendering of block-level anchors in lists */
#navBar li {border-bottom: 1px solid #EEE;}

/* fix for brow?????>????????Ž???¾sers that don't need the hack */
html>body #navBar li {border-bottom: none;}


/*********** #sectionLinks styles ***********/

#sectionLinks{
margin: 0px;
padding: 0px;
border-bottom: 1px solid #cccccc;
font-size: 90%;
}

#sectionLinks h3{
padding: 10px 0px 2px 10px;
}

#sectionLinks a {
display: block;
border-top: 1px solid #cccccc;
padding: 2px 0px 2px 10px;
}

#sectionLinks a:hover{
background-color: #dddddd;
}


/*********** .relatedLinks styles ***********/

.relatedLinks{
margin: 0px;
padding: 0px 0px 10px 10px;
font-size: 90%;
background-color: #D8B1B1;
}

.relatedLinks h3{
padding: 10px 0px 2px 0px;
background-color: #BE7E7E;
}

.relatedLinks a:link,
.relatedLinks a:visited {
display: block;
background-color: #BC7A7A;
}

/************** #advert styles **************/

#advert{
padding: 30px 0px 10px;
}

#advert img{
display: block;
}


/************** #headlines styles **************/

#headlines{
margin: 0px;
padding: 10px 0px 20px 10px;
font-size: 80%;
}

#headlines p{
padding: 5px 0px 5px 0px;
background-color: #E2C7C7;
}