anarresti

this is my template code:

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body {
background:#fff;
font-family:Georgia, “Times New Roman”, Times, serif;
font-size:14px;
color:#222;
border-top:#333 2px solid;
margin:0;
padding:0;
}

* {
margin:0;
padding:0;
}

#container {
width:950px;
margin:0 auto;
}

#container h1 {
font-size:28px;
font-weight:normal;
padding:20px 10px;
}

#container h1 a {
color:#222;
text-decoration:none;
}

#container h1 a:hover {
color:#222;
text-decoration:none;
border-bottom:#777 1px solid;
}

#content {
float:left;
width:720px;
padding:0 0 0 10px;
}

#content h2 {
font-size:22px;
font-weight:normal;
margin:0 0 15px;
}

#content h2 a {
color:#222;
text-decoration:none;
}

#content h2 a:hover {
color:#222;
text-decoration:none;
border-bottom:#777 1px solid;
}

#content h3,#content h4 {
margin-bottom:.5em;
}

#postnav {
margin:0 0 10px;
}

#postnav a {
color:#004276;
text-decoration:underline;
}

#postnav a:hover {
color:#2b9cce;
text-decoration:underline;
}

.main a,.tags a {
color:#004276;
text-decoration:underline;
}

.main a:hover,.tags a:hover {
color:#2b9cce;
text-decoration:underline;
}

.main a img {
border:#fff 2px solid;
padding:2px;
}

.main a:hover img {
border:#2b9cce 2px solid;
padding:2px;
}

.main p {
line-height:25px;
margin:0 0 10px;
}

.main ol {
margin:0 0 0 30px;
}

.main ul {
margin:0 0 0 30px;
}

.main li {
margin:0 0 10px;
}

.meta {
background-color:#333;
font-family:Arial, Helvetica, sans-serif;
font-size:11px;
color:#eee;
margin:0 0 10px;
padding:4px 6px;
}

.meta a {
color:#eee;
font-weight:bold;
text-decoration:none;
}

.meta a:hover {
color:#fff;
text-decoration:none;
}

.tags {
clear:both;
margin:0 0 20px;
}

.comments {
font-size:12px;
clear:both;
margin:0 0 40px;
}

.comments a {
color:#222;
text-decoration:none;
border-top:#ccc 1px solid;
line-height:22px;
padding:1px 6px 3px 4px;
}

.comments a:hover {
color:#222;
text-decoration:none;
border-top:#777 1px solid;
padding:1px 6px 3px 4px;
}

#sidebar {
float:left;
width:180px;
font-family:”Trebuchet MS”, Arial, Helvetica, sans-serif;
font-size:12px;
border-left:#999 1px solid;
margin:0 0 0 20px;
padding:0 0 10px 10px;
}

#sidebar h3 {
font-size:14px;
margin:20px 0 5px;
}

#sidebar a {
color:#222;
text-decoration:none;
border-bottom:#ccc 1px solid;
}

#sidebar a:hover {
color:#222;
text-decoration:none;
border-bottom:#777 1px solid;
}

#sidebar ul {
list-style:none;
}

#sidebar ul ul {
margin:5px 0 0 10px;
}

#sidebar ul ul ul {
margin:5px 0 0 10px;
}

#sidebar ul li {
padding:0 0 5px;
}

#author h3 {
margin:5px 0;
}

.searchinfo {
padding:0;
}

#searchform {
margin:15px 0 0;
}

#searchform input {
font-family:Tahoma, Arial, Helvetica, sans-serif;
font-size:11px;
background-color:#222;
border:#888 1px solid;
color:#eee;
margin:2px 0;
padding:1px 4px 2px;
}

#searchform input:hover {
cursor:pointer;
background-color:#333;
border:#999 1px solid;
color:#fff;
}

#searchform #s {
font-family:Tahoma, Arial, Helvetica, sans-serif;
font-size:11px;
background-color:#f6f6f6;
border:#aaa 1px solid;
color:#222;
margin:2px 0;
padding:2px 4px;
}

#searchform #s:hover {
background-color:#fff;
color:#222;
}

input.searchfield {
font-family:Tahoma, Arial, Helvetica, sans-serif;
font-size:11px;
display:block;
background-color:#f6f6f6;
border:#aaa 1px solid;
color:#222;
margin:5px 0 8px;
padding:2px 4px;
}

input.searchfield:hover {
background-color:#fff;
color:#222;
}

input.submit {
font-family:Tahoma, Arial, Helvetica, sans-serif;
font-size:11px;
display:block;
background-color:#222;
border:#888 1px solid;
color:#eee;
margin:0 0 10px;
padding:1px 4px 2px;
}

input.submit:hover {
cursor:pointer;
background-color:#333;
border:#999 1px solid;
color:#fff;
}

input.subcom {
font-family:Tahoma, Arial, Helvetica, sans-serif;
font-size:11px;
background-color:#eee;
border:#888 1px solid;
color:#222;
margin:0 0 10px;
padding:1px 4px 2px;
}

input.subcom:hover {
cursor:pointer;
background-color:#222;
border:#888 1px solid;
color:#eee;
}

input.comment {
font-family:Tahoma, Arial, Helvetica, sans-serif;
font-size:11px;
background-color:#f6f6f6;
border:#aaa 1px solid;
color:#222;
padding:2px 4px;
}

input.comment:hover {
background-color:#fff;
color:#222;
}

textarea {
font-family:Tahoma, Arial, Helvetica, sans-serif;
font-size:12px;
width:500px;
background-color:#f6f6f6;
border:#aaa 1px solid;
color:#222;
padding:2px 4px;
}

textarea:hover {
background-color:#fff;
color:#222;
}

.postinput small {
font-family:Tahoma, Arial, Helvetica, sans-serif;
font-size:11px;
margin:0 0 0 5px;
}

p.logged {
font-family:Tahoma, Arial, Helvetica, sans-serif;
font-size:12px;
}

p.logged a {
color:#222;
text-decoration:none;
border-bottom:#ccc 1px solid;
}

p.logged a:hover {
color:#222;
text-decoration:none;
border-bottom:#777 1px solid;
}

h3.reply {
font-size:15px;
margin:0 0 10px;
}

.nocomments {
font-family:”Trebuchet MS”, Arial, Helvetica, sans-serif;
margin:0 0 30px;
}

ol.commentlist {
font-family:Tahoma, Arial, Helvetica, sans-serif;
font-size:12px;
list-style:none;
border-bottom:#ccc 1px solid;
margin:0 0 30px;
padding:0 0 10px;
}

.commentlist li {
border-top:#ccc 1px solid;
list-style:none;
margin:20px 0 0;
}

.commentlist li:hover {
border-top:#ccc 5px solid;
margin:16px 0 0;
}

.commentlist p {
line-height:20px;
margin:0 0 10px;
}

.commentlist .children {
margin-left:2em;
}

.comment_author {
font-family:”Trebuchet MS”, Arial, Helvetica, sans-serif;
font-size:14px;
margin:20px 0 10px;
}

.comment_meta {
font-family:Tahoma, Arial, Helvetica, sans-serif;
font-size:12px;
}

#commentform p {
line-height:25px;
margin:0 0 10px;
}

.comment_author a,.commentlist a,.comment_meta a {
color:#222;
text-decoration:none;
border-bottom:#ccc 1px solid;
}

.comment_author a:hover,.commentlist a:hover,.comment_meta a:hover {
color:#222;
text-decoration:none;
border-bottom:#777 1px solid;
}

blockquote {
background:url(‘images/quote.gif’) no-repeat top left;
font-style:italic;
min-height:50px;
padding:0 0 0 60px;
}

#footer {
background-color:#333;
font-family:Arial, Helvetica, sans-serif;
font-size:11px;
color:#eee;
border-top:#999 1px solid;
text-align:center;
margin:20px auto 0;
padding:10px 0;
}

#footer a {
color:#eee;
font-weight:bold;
text-decoration:none;
}

#footer a:hover {
color:#fff;
text-decoration:none;
}

#skip {
display:none;
}

.clearleft {
clear:left;
}

.warning p {
background:url(‘images/warning.gif’) no-repeat left;
height:160px;
font-size:20px;
margin:0 0 0 10px;
padding:20px 0 0 90px;
}

#wp-calendar {
padding:10px 0 0;
}

#wp-calendar caption {
font-size:1.1em;
text-align:left;
padding:5px 0 0 3px;
}

#wp-calendar tr th,#wp-calendar tr td {
text-align:right;
padding:0 4px;
}

#wp-calendar td a {
font-weight:bold;
text-decoration:none;
}

#wp-calendar td a:hover {
font-weight:bold;
text-decoration:none;
}

.commentlist li.bypostauthor {
background-color:#f6f6f6;
padding:0 .5em .5em;
}

.reply {
clear:both;
padding-top:15px;
}

.previous {
float:left;
}

.next {
float:right;
}

img.centered,img.aligncenter {
display:block;
margin-left:auto;
margin-right:auto;
}

img.alignright {
display:inline;
margin:0 0 2px 7px;
padding:4px;
}

img.alignleft {
display:inline;
margin:0 7px 2px 0;
padding:4px;
}

.alignright {
float:right;
}

.alignleft {
float:left;
}

.aligncenter,div.aligncenter {
display:block;
margin-left:auto;
margin-right:auto;
}

.wp-caption {
border:1px solid #ddd;
text-align:center;
background-color:#f3f3f3;
padding-top:4px;
-moz-border-radius:3px;
-khtml-border-radius:3px;
-webkit-border-radius:3px;
border-radius:3px;
margin:10px;
}

.wp-caption img {
border:0 none;
margin:0;
padding:0;
}

.wp-caption p.wp-caption-text {
font-size:11px;
line-height:17px;
margin:0;
padding:0 4px 5px;
}

#content .sticky h2 {
background:#ddd;
margin:0;
padding:10px;
}
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Where do I put the code?

I have searched and found Image replacement codes and forum posts about it. But the problem is that I am not good with html and CSS. I can’t seem to find detailed instructions on where to put the code in my template.