.documentation {

}

.documentation .summary {
    margin:0;
    padding: 0;
    border: 0.25em solid #3b5998;
    position: fixed;
    overflow: auto;
    width: 25%;
    margin:0;
}

.documentation .summary h2 {
    background-color: #3b5998;
    padding: 0.4em;
}

.documentation .summary ul {
    list-style-type: none;
    padding: 0;
    margin: 0;
}

.documentation .summary ul li {
    display: block;
    padding: 0;
}

.documentation .summary ul li ul {
    display: none;
}

.documentation .summary ul li:hover ul {
    display: block;
}

.documentation .summary a {
    background-color: #5889ef;
    color: black;
    display: block;
    padding: 0.3em;
    text-decoration: none;
}

.documentation .summary a:hover {
    background-color: #496ebc;
}

.documentation .summary a:active {
    background-color: #4CAF50; /* Add a green color to the "active/current" link */
    color: white;
}

.documentation .content {
    margin-left: 28%;
}

.documentation .content h2 {
    padding: 1em;
}

.documentation .content h3 {
    padding: 0.5em;
}

.documentation .content h4 {
    padding: 0.25em;
}

.documentation .content ul {
    list-style-type: none;
}