.sidebar {
 width: 400px;
 height: 180px;
 background-color: #00F;
}
.sidebar ul {
 list-style: none;
 padding: 0;
 margin: 0;
 color: #FFF;
 text-transform: uppercase;
}
.sidebar ul li {
 line-height: 25px;
 border-bottom: 1px solid #FFF;
}
.sidebar ul li a {
 text-decoration: none;
 color: #FFF;
 padding: 0 20px;
}
.sidebar ul li a:hover {
 font-weight: bold;
 background-color: #900;
}