.sidebar-block {
    background: #fafafa;
    border: 1px solid #dcdcdc;
    padding: 15px;
    margin-bottom: 20px;
}

.sidebar-block h3 {
    font-size: 16px;
    margin-bottom: 10px;
    color: #333;
}

.sidebar-block ul {
    list-style: none;
    padding-left: 0;
}

.sidebar-block li {
    margin-bottom: 6px;
}

.sidebar-block a {
    color: #0078D7;
    text-decoration: none;
}

.sidebar-block a:hover {
    text-decoration: underline;
}

#sidebar {
    float: left;
    width: 250px;
}

#main-content {
    margin-left: 270px;
}