style.css

body {
    margin: 0;
    padding: 0;
}

#parent {
    height: 1000px;  
}

#child {
    position: fixed;
    height: 620px;
    width: 200px;
    border-right: 1px solid #ccc;
    background-color: bisque;
    padding: 10px;
    text-align: center;
    top: 0;
}

#child h3{
    text-decoration: underline;
}

ul {
    list-style: none;
    text-align: left
}

ul a{
    text-decoration: none;
    color: brown;
    margin: 10px;
}

ul li:hover{
    border: 1px solid #ccc;
    background: white;
    padding: 5px;
    color: black;
    border-radius: 5px;
}

#ul1 {
    margin-top: 50px;
}

hr {
    width: 80%;
}

#child footer {
    margin-top: 92px;
}

#child2 {
    top: 0;
    margin-left: 250px;
    margin-right: 20px;
}

#child2 p {
    line-height: 1.9em;
}

#child2 h3 {
    color: teal;
}

#child2 h3 small {
    color: cadetblue;
    font-size: 12px;
}

#child2 h3:first-child {
    margin-top: 60px;
}

section {
    padding: 20px;
    background-color: crimson;
    text-align: center;
    margin-bottom: 20px;
    margin-top: 50px;
    color: white;
    border-radius: 10px;
}

#source {
    float: right;
    margin-right: 20px;
}

#pagination {
    text-align: center;
    margin-top: 50px;
    border: 0px;
    height: 5px;
}

#pagination a {
    margin: 10px;
}