styles.css

html {
    background-color: hsl(210, 25%, 8%);
    display: block;
    color: #d1d0d0;
    font-size: 16px;
    font-weight: 100;
    font-family: "Open Sans", sans-serif;
    /* Margin missing here, do after nav */
    overflow-x: hidden;
    margin-top: 70px;
    display: block;
}
body {
    display: block;
}
.example_code {
    position: relative;
    width: 100% !important;
    background-color: #191f26;
    border-radius: 4px;
    padding: 12px;
    padding-top: 10px;
    padding-bottom: 10px;
}
.example_code_with_ferris  {
    position: relative;
    width: 100% !important;
    background-color: #191f26;
    border-radius: 4px;
    padding: 12px;
    padding-top: 0px;
    padding-bottom: 10px;
}
.orange {
    color: #ffb454;
}
.orange_strong {
    color: #ff7733;
}
.yellow {
    color : #ffee99;
}
.green_string {
    color: #b8cc52;
}
.highlight {
    font-size: 15px;
    color: #ffb454;
    background-color: hsl(252, 13%, 15%);
    border-radius: 3px;
    padding: 1px 6px 2px;
}
.example_command {
    position: relative;
    width: 100% !important;
    background-color: #191f26;
    border-radius: 3px;
    padding: 12px;
}
a {
    color: hsl(210, 75%, 50%);
}
p {
    line-height: 25px;
}
.side-nav-bar {
    width: 310px;
    background-color: #161a22;
    float: left;
    position: fixed;
    margin: 0px;
    border-radius: 5px;
    top: 0px;
    bottom: 1px;
    left: 1px;
    right: 1px;
    display: block;
    padding-top: 10px;
    overflow: scroll;
    overflow-x: hidden;
    z-index: 4;
    animation-duration: 50ms;
    animation-name: onAndOff;
}
.side-block-bar {
    position: relative;
}
.navActivation {

}

@keyframes onAndOff {
    from {
        
    }
    to {
        width: 3000px;
    }
}
::-webkit-scrollbar {
    width: 15px;
}
::-webkit-scrollbar-thumb {
    background: #ffb454;
    border-radius: 2px;
}
::-webkit-scrollbar-thumb:hover {
    background: #ffee99;
    border-radius: 2px;
}
.side-nav-scrollbox {
    width: 310px;
}
.content {
    max-width: 800px;
    min-width: 490px; 
    margin: 0 auto;
    position: relative;
    padding-left: 215px;
}
a {
    text-decoration: none;
}
li a {
    text-decoration: none;
    color: #f7f7f7;
}
#chapters li a:hover {
    color: #ffb454;
}
#chapters li {
    color: #c5c5c5;
    list-style: none!important;
    line-height: 22px;
    font-size: 0.875em;
    list-style-type: none;
    margin-left: -27px;
    width: 252px;
}
.sub-chapters {
    font-size: 16px!important;  
}
.sub-chapters li {
    line-height: 22px!important; 
    margin-left: -15px!important;
}
#chapters li {
    margin-top: 7px;
}
pre {
    position: relative;
    white-space: pre;
}
.ferris {
    max-width: 90px;
    position: absolute;
    margin: 40px 0 0 590px;
}
#top-nav-bar {
    width: 98vw;
    height: 50px;
    background-color:#10101a;
    margin-left: 30px;
    position: fixed;
    top: 0px;
    z-index: 3;
    border-bottom: 1px hsla(210, 25%, 13%, 1) solid;
}
#nav-title {
    margin: 0 auto;
    text-align: center;
    font-weight: 100;
    font-size: 22px;
    bottom: -6px;
    left: 45%;
    position: relative;  
    color:#f3eded;
    opacity: 0.45;
    display: inline;
}
.collapseLogo {
    width: 1.1rem;
    height: 27%;
    position: absolute;
    background: repeating-linear-gradient(
        black,
        grey 35%
    );
    align-items: center;
    left: 19vw;
    top: 17px;
    z-index: 20;
    cursor: pointer;
    
}

.collapseLogo:hover {
    background: repeating-linear-gradient(
        black,
        white 35%
    );  
    background-color: white;
    transition: background-color 700ms ease;
}
#button-background {
    width: 1.5%;
    height: 30%;
    background-color: #c5c5c5;
    left: 20vw;
    display: inline;
    
}
#button-background:hover {
    background-color: white;
    
}
.closedNav {
    width: 0;
    transition: width 400ms ease;
}
.openNav {
    width: 310px;
    transition: width 300ms ease;
}