body{
    padding: 0px;
    margin: 0;
}
#nav {
    background-color: rgba(166, 211, 250, 1);
    padding: 10px;
    position: fixed;
    top: 0;
    z-index: 1;
    width: 100%;
    padding: 2px;
    }

#content {
    border: 1px solid black;
    height: 1000px;
    margin-top: 120px; 
}