css for sidebar border and newer and oder post

/*
Theme Name: cmm
Theme URI:
Description:
Version: 1.0
Author:
Author URI:
Tags:
*/


body {
margin: 0;
padding: 0;
background: #000000;
}

#page {
width: 960px;
margin: auto;
}

#header {
background: url(images/header.jpg) no-repeat;
height: 200px;
}

#main {
background: #D4D4D4;
padding: 38px 25px;
}

#content {
float:left;
width: 585px;
}

#sidebar {
float:right;
width: 290px;
padding: 12px 0;
}

#sidebar ul, #sidebar ul ol {
margin: 0;
padding: 0;

}

#sidebar ul li {
list-style-type: none;
list-style-image: none;
margin-bottom: 15px;
border: 6px solid #000000;
}

#sidebar ul p, #sidebar ul select {
margin: 5px 0 8px;
}

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

#sidebar ul ul ul, #sidebar ul ol {
margin: 0 0 0 10px;
}

#sidebar ul ol li {
list-style: decimal outside;
}

#sidebar ul ul li, #sidebar ul ol li {
margin: 3px 0 0;
padding: 0;
border: none;
}

.post {
border-bottom: 1px solid #000000;
}
.clear {
clear:both;
}

.date {
color: #FF4200;
}

#footer {
margin: 0;
background: #D4D4D4;
padding: 10px 25px;
}

a {
color: #000000;
text-decoration: none;
font-weight: bold;
font-size: 12px;
}

.alignright {float:right; margin:0 0 1em 1em;}
.alignleft {float:left; margin:0 1em 1em 0;}
.aligncenter {display: block; margin-left: auto; margin-right: auto}
a img.alignright {float:right; margin:0 0 1em 1em}
a img.alignleft {float:left; margin:0 1em 1em 0}
a img.aligncenter {display: block; margin-left: auto; margin-right: auto}

.navigation a{
background: #FF4200;
padding: 8px 8px;
}
.navigation {
padding: 30px 0;
}
.widget {
background: #D5C7B7;
padding: 8px 6px;
}

.widgettitle {
color: #FF4200;
font-size:14px;
}