Contented7 centered

I try,but I didn't find solution. This is style.css for my theem,so can you please help me?

/* $Id: style.css,v 1.10.2.9.2.35 2008/09/29 02:08:28 hswong3i Exp $ */

/**
* Project:
* Contented7
*
* Designer:
* Tom Rowan, http://www.contenteddesigns.org/
*
* Developer:
* Edison Wong, http://edin.no-ip.com/
*
* Official Contented7 project page:
* http://www.contenteddesigns.org/templates/Contented7/
*
* Drupal Contented7 project page:
* http://drupal.org/project/contented7/
* http://pantarei.com.hk/projects/contented7/
*
* Sponsored by:
* http://pantarei.com.hk/
*/

html {
direction: ltr; /* LTR */
}

/**
* Generic elements
*/
body {
direction: ltr; /* LTR */
color: #333;
background: #EEE;
font-size: 83%;
font-family: Verdana, Tahoma, Arial, sans-serif;
font-weight: normal;
text-align: left; /* LTR */
margin: 0 auto;
padding: 0;
}
input {
font-size: 12px;
font-family: Verdana, sans-serif;
line-height: 100%;
}
textarea, select {
font-size: 12px;
font-family: Verdana, sans-serif;
line-height: 160%;
}
h1, h2, h3, h4, h5, h6 {
display: block;
margin: 1em 0 .75em;
padding: 0;
font-weight: bold;
font-family: Verdana, Tahoma, Arial, sans-serif;
}
h1 {
font-size: 2em;
}
h2 {
font-size: 1.39em;
}
h3 {
font-size: 1.2em;
}
h4 {
font-size: 1.1em;
}
h5, h6 {
font-size: 1em;
}
code, fieldset {
margin: .75em 0;
}
pre {
background: #CCC;
border: 1px solid #DDD;
font-size: 12px;
padding: .75em 1.5em;
}
blockquote {
margin: 1.5em 0;
}
p {
margin: .6em 0 1.2em;
padding: 0;
}
a:link, a:visited {
color: #C63;
text-decoration: none;
}
a:hover {
text-decoration: underline;
}
ul {
margin: .5em 0 1em;
padding: 0;
}
ol {
margin: .75em 0 1.25em;
padding: 0;
}
ol li, ul li {
margin: .4em 0 .4em .5em; /* LTR */
}
ul.menu, .item-list ul {
margin: .35em 0 0 -.5em; /* LTR */
padding: 0;
}
ul.menu ul, .item-list ul ul {
margin-left: 0; /* LTR */
}
ol li, ul li, ul.menu li, .item-list ul li, li.leaf {
margin: .15em 0 .15em .5em; /* LTR */
}
ul li, ul.menu li, .item-list ul li, li.leaf {
padding: 0 0 .2em 1.5em; /* LTR */
list-style-type: none;
list-style-image: none;
background: transparent url(images/menu-leaf.gif) no-repeat 1px .35em; /* LTR */
}
ol li {
padding: 0 0 .3em;
margin-left: 2em; /* LTR */
}
ul li.expanded {
background: transparent url(images/menu-expanded.gif) no-repeat 1px .35em; /* LTR */
}
ul li.collapsed {
background: transparent url(images/menu-collapsed.gif) no-repeat 0 .35em; /* LTR */
}
ul li.leaf a, ul li.expanded a, ul li.collapsed a {
display: block;
}
fieldset {
padding: .5em;
border: 1px solid #CCC;
}
fieldset ul.clear-block li {
margin: 0;
padding: 0;
background-image: none;
}
dl {
margin: .5em 0 1em 1.5em; /* LTR */
}
dl dd {
margin: 0 0 .5em 1.5em; /* LTR */
}
img, a img {
border: none;
}
table {
font-size: 1em;
width: 100%;
}
thead th {
font-weight: bold;
}
th a:link, th a:visited {
color: #6F9DBD;
}
td, th {
padding: .3em .5em;
}
tr.even, tr.odd, tbody th {
border-width: 1px 0;
}
tr.odd, tr.info {
background-color: #FFF;
}
tr.even {
background-color: #EEE;
}
tr.drag {
background-color: #FFFFF0;
}
tr.drag-previous {
background-color: #FFD;
}
tr.odd td.active {
background-color: #DDECF5;
}
tr.even td.active {
background-color: #E6F1F7;
}
td.region, td.module, td.container, td.category {
border-top: 1.5em solid #FFF;
border-bottom: 1px solid #CCC;
background-color: #D4E7F3;
color: #455067;
font-weight: bold;
}
tr:first-child td.region, tr:first-child td.module, tr:first-child td.container, tr:first-child td.category {
border-top-width: 0;
}
span.form-required {
color: #FFAE00;
}
span.submitted, .description {
font-size: .92em;
color: #898989;
}
.description {
line-height: 150%;
margin-bottom: .75em;
color: #898989;
}
.messages {
margin: .75em 0;
padding: .5em 1em;
}
.messages ul {
margin: 0;
}
.form-checkboxes, .form-radios, .form-checkboxes .form-item, .form-radios .form-item {
margin: .25em 0;
}
#center form {
margin-bottom: 2em;
}
.form-button, .form-submit {
margin: 2em .5em 1em 0; /* LTR */
}
#dblog-form-overview .form-submit,
.confirmation .form-submit,
.search-form .form-submit,
.poll .form-submit,
fieldset .form-button, fieldset .form-submit,
.sidebar .form-button, .sidebar .form-submit,
table .form-button, table .form-submit {
margin: 0;
}
.box {
margin: 2.5em 0;
}
.meta,
.meta * {
background: none;
font-weight: normal;
line-height: 20px;
margin: .2em 0 0;
padding: 0;
}
.meta {
color: #AAA;
}
.meta-footer {
text-align: right; /* LTR */
}

/**
* Special image mapping
*/
blockquote {
padding: 0 0 0 24px; /* LTR */
background: url(images/blockquote.png) left top no-repeat; /* LTR */
border: none;
}
.comment-new h3.title {
float: left; /* LTR */
background: url(images/new.png) right center no-repeat; /* LTR */
padding: 2px 20px 2px 0; /* LTR */
}
.meta .editlink {
float: right; /* LTR */
width: 16px;
height: 16px;
background: url(images/pencil.png) center center no-repeat; /* LTR */
padding: 2px;
}
.meta .submitted {
background: url(images/date.png) left center no-repeat; /* LTR */
font-size: 1em;
padding: 0 0 0 18px; /* LTR */
}
.meta .terms ul.links li {
background: url(images/tag_blue.png) left center no-repeat; /* LTR */
padding: 2px 0 2px 18px; /* LTR */
}
ul.links li.blog_usernames_blog {
background: url(images/user.png) left center no-repeat; /* LTR */
padding: 2px 0 2px 18px; /* LTR */
}
ul.links li.book_add_child {
background: url(images/book.png) left center no-repeat; /* LTR */
padding: 2px 0 2px 18px; /* LTR */
}
ul.links li.book_printer {
background: url(images/printer.png) left center no-repeat; /* LTR */
padding: 2px 0 2px 18px; /* LTR */
}
ul.links li.comment_forbidden {
background: url(images/comment.png) left center no-repeat; /* LTR */
padding: 2px 0 2px 18px; /* LTR */
}
ul.links li.comment_new_comments,
ul.links li.comment_reply,
ul.links li.comment_add {
background: url(images/comment_add.png) left center no-repeat; /* LTR */
padding: 2px 0 2px 18px; /* LTR */
}
ul.links li.comment_delete {
background: url(images/comment_delete.png) left center no-repeat; /* LTR */
padding: 2px 0 2px 18px; /* LTR */
}
ul.links li.comment_edit {
background: url(images/comment_edit.png) left center no-repeat; /* LTR */
padding: 2px 0 2px 18px; /* LTR */
}
ul.links li.comment_comments {
background: url(images/comments.png) left center no-repeat; /* LTR */
padding: 2px 0 2px 18px; /* LTR */
}
ul.links li.node_read_more {
background: url(images/page_white_text.png) left center no-repeat; /* LTR */
padding: 2px 0 2px 18px; /* LTR */
}
ul.links li.statistics_counter {
background: url(images/chart_curve.png) left center no-repeat; /* LTR */
padding: 2px 0 2px 18px; /* LTR */
}
ul.links li.upload_attachments {
background: url(images/disk.png) left center no-repeat; /* LTR */
padding: 2px 0 2px 18px; /* LTR */
}

/**
* Layout
*/
#header-region {
float: left;
width: 100%;
min-height: 20px;
}
#header-region .block-region {
display: block;
margin: 10px;
padding: .5em;
}
#wrapper {
float: left;
width: 100%;
}
#wrapper #container {
max-width: 1240px;
margin: 0 auto;
padding: 0 10px;
}
#wrapper #container #header {
height: 100px;
}
#wrapper #container #header #logo img {
float: left; /* LTR */
margin: 10px 0 0 10px; /* LTR */
}
#wrapper #container #header #slogan-floater {
float: left; /* LTR */
margin: 10px 0 0 10px; /* LTR */
padding: 0;
}
#wrapper #container #header #slogan-floater .site-slogan {
float: left; /* LTR */
clear: both;
}
/* With 3 columns, require a minimum width of 1020px to ensure there is enough horizontal space. */
body.two-sidebars {
min-width: 980px;
}
/* With 2 columns, require a minimum width of 800px. */
body.no-sidebars,
body.sidebar-left,
body.sidebar-right {
min-width: 760px;
}
/* We must define 100% width to avoid the body being too narrow for near-empty pages */
#center {
float: left;
width: 100%;
padding: 10px 0 0;
}
/* So we move the #center container over the sidebars to compensate */
body.sidebar-left #center {
margin-left: -210px;
}
body.sidebar-right #center {
margin-right: -210px;
}
body.two-sidebars #center {
margin: 0 -210px;
}
/* And add blanks left and right for the sidebars to fill */
body.sidebar-left #squeeze {
margin-left: 210px;
}
body.sidebar-right #squeeze {
margin-right: 210px;
}
body.two-sidebars #squeeze {
margin: 0 210px;
}
/* We ensure the sidebars are still clickable using z-index */
#wrapper #container .sidebar {
width: 210px;
float: left;
font-size: 75%;
padding: 10px 0 0;
z-index: 2;
position: relative;
}
#sidebar-left .block {
padding-right: 10px;
}
#sidebar-right .block {
padding-left: 10px;
}
.sidebar .block {
margin: 0 0 10px;
}
.block .content {
padding: 2px 5px;
}
.sidebar .block .content {
border: #CCC solid 1px;
}
#sidebar-left .block-region {
margin-right: 10px;
}
#sidebar-right .block-region {
margin-left: 10px;
}
.block-region {
padding: 1em;
background: transparent;
border: 2px dashed #CCC;
text-align: center;
font-size: 1.2em;
}
/* Now we add the backgrounds for the main content shading */
#center .node h1,
#center .node h2,
#center .node h3 {
border-bottom: #CCC solid 1px;
}
#center h1.title,
#center h2.title,
#center .block h2.title {
color: #333;
margin: 15px 0;
font-weight: bold;
letter-spacing: -1px;
border: none;
}
#center h2.title a {
color: #333;
}
.block h2 {
height: 16px;
color: #EEE;
background: #CCC;
font-size: 1em;
font-weight: normal;
text-align: left; /* LTR */
line-height: 16px;
margin: 0;
padding: 0 5px;
}
.block h2 a,
.block h2 a:hover {
color: #EEE;
text-decoration: none;
}
.sidebar .block-1 .content {
border: #C63 solid 1px;
}
.sidebar .block-2 .content {
border: #999 solid 1px;
}
.sidebar .block-3 .content {
border: #F96 solid 1px;
}
.sidebar .block-4 .content {
border: #C96 solid 1px;
}
.sidebar .block-1 h2 {
background: #C63;
}
.sidebar .block-2 h2 {
background: #999;
}
.sidebar .block-3 h2 {
background: #F96;
}
.sidebar .block-4 h2 {
background: #C96;
}
#footer {
float: left;
width: 100%;
font-size: 75%;
border-top: 3px solid #C63;
text-align: center;
line-height: 1.5em;
margin: 10px 0 0;
}
#mission {
display: block;
float: left;
width: 100%;
margin: 0;
padding: 0;
}
#search-theme-form {
margin: 0 0 10px;
}
#search-theme-form label {
display: block;
width: 100%;
margin: 0;
padding: 0;
}

/**
* Header
*/
#wrapper #container #header {
color: #EEE;
background: #C63;
}
#wrapper #container #header #slogan-floater h1.site-name {
float: left; /* LTR */
line-height: 1.2em;
margin: 0 0 5px;
padding: 0;
}
#wrapper #container #header #slogan-floater h1.site-name a {
color: #EEE;
background: #C63;
font-weight: bold;
}
#wrapper #container #header #slogan-floater h1.site-name a:hover {
text-decoration: underline;
}
#wrapper #container #header #slogan-floater .site-slogan {
color: #EEE;
background: #C63;
font-size: 83%;
}

/**
* Primary navigation
*/
#primary-links ul {
display: block;
float: right; /* LTR */
color: #EEE;
background: #C63;
list-style: none;
text-align: center;
margin: 73px 0 4px;
padding: 0;
}
#primary-links ul li {
float: left; /* LTR */
height: 20px;
line-height: 20px;
margin: 0 5px 0 0; /* LTR */
padding: 0;
}
#primary-links ul li a {
display: block;
color: #EEE;
background: #C63;
text-decoration: none;
padding: 1px 8px;
}
#primary-links ul li a:hover,
#primary-links ul li a.active {
border: 1px solid #EEE;
text-decoration: none;
padding: 0 7px;
}

/**
* Local tasks
*/
ul.primary, ul.primary li {
background: none;
margin: 1em 0;
padding: 0;
}
ul.secondary, ul.secondary li {
background: none;
margin: .5em 0;
}

/**
* Nodes & comments
*/
.node {
margin: 0 0 30px;
}
ul.links li, ul.inline li {
font-size: 1em;
line-height: 20px;
margin: 0 1em 0 0; /* LTR */
padding: 0;
background-image: none;
}
.picture {
border: none;
float: right; /* LTR */
margin: 0 0 .5em .5em; /* LTR */
}
.sticky {
padding: .5em;
border: 1px solid #CCC;
}
.comment {
border: 1px solid #CCC;
margin: 1em 0 0;
padding: .5em;
}
.indented {
margin-left: 25px; /* LTR */
}
.node .content, .comment .content {
margin: .6em 0;
}

/**
* Aggregator.module
*/
#aggregator {
margin-top: 1em;
}
#aggregator .feed-item-title {
font-size: 160%;
line-height: 130%;
}
#aggregator .feed-item-title a {
color: #333;
}
#aggregator .feed-item {
border-bottom: 1px solid #CCC;
margin: -1.5em 0 1.75em;
padding: 1.5em 0;
}
#aggregator .feed-item-categories {
font-size: .92em;
}
#aggregator .feed-item-meta {
font-size: .92em;
color: #CCC;
}

/**
* Menu.module
*/
tr.odd td.menu-disabled {
background-color: #FFF;
}
tr.even td.menu-disabled {
background-color: #FFF;
}

/**
* OpenID.module
*/
#user-login-form li.openid-link,
#user-login li.openid-link {
background-position: left center; /* LTR */
margin: 0;
padding: 2px 0 2px 18px; /* LTR */
}

/**
* Autocomplete.
*/
#autocomplete li {
cursor: default;
padding: 2px;
margin: 0;
}

/**
* Login Block
*/
#user-login-form {
text-align: center;
}
#user-login-form ul {
text-align: left; /* LTR */
}

/**
* User profiles.
*/
.profile {
margin-top: 1.5em;
}
.profile h3 {
border-bottom: 0;
margin-bottom: 1em;
}
.profile dl {
margin: 0;
}
.profile dt {
font-weight: normal;
font-size: .92em;
line-height: 1.3em;
margin-top: 1.4em;
margin-bottom: .45em;
}
.profile dd {
margin-bottom: 1.6em;
}

/**
* CSS support
*/

/*******************************************************************
* Color Module: Don't touch *
*******************************************************************/

/**
* Generic elements.
*/
.messages {
background-color: #FFF;
border: 1px solid #B8D3E5;
}
.preview {
background-color: #FCFCE8;
border: 1px solid #E5E58F;
}
div.status {
color: #33A333;
border-color: #C7F2C8;
}
div.error, tr.error {
color: #A30000;
background-color: #FCC;
}
.form-item input.error, .form-item textarea.error {
border: 1px solid #C52020;
color: #363636;
}

/**
* dblog.module
*/
tr.dblog-user {
background-color: #FCF9E5;
}
tr.dblog-user td.active {
background-color: #FBF5CF;
}
tr.dblog-content {
background-color: #FEFEFE;
}
tr.dblog-content td.active {
background-color: #F5F5F5;
}
tr.dblog-warning {
background-color: #FDF5E6;
}
tr.dblog-warning td.active {
background-color: #FDF2DE;
}
tr.dblog-error {
background-color: #FBE4E4;
}
tr.dblog-error td.active {
background-color: #FBDBDB;
}
tr.dblog-page-not-found, tr.dblog-access-denied {
background: #D7FFD7;
}
tr.dblog-page-not-found td.active, tr.dblog-access-denied td.active {
background: #C7EEC7;
}

/**
* Status report colors.
*/
table.system-status-report tr.error, table.system-status-report tr.error th {
background-color: #FCC;
border-color: #EBB;
color: #200;
}
table.system-status-report tr.warning, table.system-status-report tr.warning th {
background-color: #FFD;
border-color: #EEB;
}
table.system-status-report tr.ok, table.system-status-report tr.ok th {
background-color: #DFD;
border-color: #BEB;
}