body {
    background-color: black;
    color: #eee;
    font-family: sans;
    line-height: 1.5;
}

nav {
    position: fixed;
    display: block;
    min-width: 240px;
    height: 99%;
    width: 250px;
    top: 0;
    left: 0;
    border: 2px solid #1688f0;
    border-radius: 5px;
    background-color: #050505;
    text-align: center;
    overflow-y: auto;
    overflow-x: hidden;
}

nav > header {
    font-weight: bold;
    font-size: 1.5em;
    padding: 15px;
    border-bottom: 2px solid #bbb;
}

nav > li {
    list-style: none;
    border-bottom: 1px solid #bbb;
    padding: 10px;
}

nav a:hover {
    color: #1688f0;
}

nav a {
    display: block;
    text-decoration: none;
    color: #eee;
}

main {
    position: absolute;
    text-align: justify;
    padding: 20px;
    margin-left: 260px;
}

section {
    padding: 40px;
    padding-top: 0%;
    text-align: center;
}

main header {
    font-weight: bold;
    font-size: 1.5em;
    text-align: justify;
}

main a {
    color: #1688f0;
}

main li {
    list-style: none;
    padding: 5px;
}

main > section > article > :nth-child(2) {
    text-decoration: underline;
    font-size: 1.1em;
    margin-bottom: 5px;
}

main > section > article > :nth-child(1) {
    text-align: justify;
}

code {
    display: block;
    padding: 30px;
    text-align: justify;
    background-color: #101015;
    color: #ddd;
    border: 2px solid #1688f0;
    border-radius: 10px;
    word-break: normal;
    word-wrap: normal;
    font-size: 1.1em;
    line-height: 2;
}

@media only screen and (max-width: 815px) {
    /* For mobile phones: */
    nav {
        position: absolute;
        width: 99%;
        max-height: 150px;
    }

    main {
        position: relative;
        margin-top: 150px;
        margin-left: 0px;
    }
}