.container-fluid{
    background-color: #000000;
}

html {
    background-color: #000000;
}

#hodor-logo {
    position: absolute;
    top: 5px;
    left: 45%;
    background-color: #000000;
    opacity: 0.5;
    height:65px;
    width: auto;
}

#sidenavbar a {
    position: absolute;
    left: -225px;
    transition: 0.3s;
    padding: 15px;
    width: 275px;
    font-size: 20px;
    color: black;
    border-radius: 0 5px 5px 0 ;
    background-color: grey;
    text-align: center;
    text-decoration: none;
    font-family: 'Titillium Web', sans-serif;
}

#sidenavbar a img {
    border-radius: 50%;
    width: 50px;
}

#sidenavbar>a>i {
    position: absolute;
    right: 10px;
    color: #000000;
}

#sidenavbar>#profile>i {
    top: 50%;
}

#sidenavbar>#docs>a {

}

#sidenavbar>#docs>i {
    right: 18px;
}


#sidenavbar a:hover {
    left: 0;
    background-color: grey;
}

#sidenavbar a:hover i {
    color: black;
}

#profile>i {
    top: 10%;
}

#profile {
    top: 12.35%;
}

#dashboard {
    top: 30%;
}

#learn {
    top: 40%;
}

#leaderboard {
    top: 50%;
}

#ctf {
    top: 60%;
}

#docs {
    top: 70%;
}

#logout {
    top: 80%;
}

#modal-header img {
    border-radius: 50%;
    width: 75px;
}

.modalhead {
    font-size: 60px !important;
}

.tab-content h3{
    font-size: 20px;
}

.tab-content p{
    font-size: 15px;
}

<!------------------------------------------------------------------ -->