* {
        margin: 0; 
        padding: 0;
    }
    
    body {
        background-color: #DCDCDC;  /* this is a css comment */
        font-family: 'Century Gothic','Open Sans',sans-serif;
    }
    
    .wrapper {
        margin: auto;
        width: 960px;
        background-color: white;
    }
    
    nav {
        margin-top: 5px;
    }
    
    nav ul {
        background-color:#3d3dff;
    }
    
    nav li {
        display: inline-block;
        list-style-type: none;
    } 
    
    nav a {
        text-decoration: none;
        font-size: 18px;
        padding: 20px; 25px;
        display: block;
        color:white;
    }
    
    nav a:hover {
        background-color: white;
        color: black;
    }
    
    .content {
        width: 650px;
        float: left;
        padding: 20px;
    
    }
    p {
        padding-bottom: 20px;
        line-height: 20px;
        font-size: 17px;
    }
    
    aside{
        float: right;
        width: 220px;
        margin-top: 5px;
        margin-right: 10px;
        margin-bottom: 20px;
    }
    
    aside h3 {
         background-color: #4CAFFA;
        color: #fff;
        padding: 15px 0;
        text-align: center;
    }
    
    aside li {
        list-style-type: none;
        padding-top: 10px;
        border-bottom: solid 1px black;
        text-align: center;
    }
    
    aside a {
        text-decoration: none;
        line-height: 20px;
        margin-left: 15px;
    }
    
    aside a:hover {
        color: black;
    }
    .a ol{
        margin-left: 10px;
    }
    .a ol li{
        font-size: 18px;
           
    }
    
    footer {
        background-color: #34A3F7;
        color:white;
    }
    footer p {
        margin-left: 10px;
        font-size: 14px;
    }
    
    .blocker {
        clear: both !important;
    }