nav {
    text-align: center;
    background-color: hsla(0,0%,0%,.7);
    position: fixed;
    z-index: 100;
    height: 300px;
    right: 3%;
    bottom: 300px;
    border-radius: 10px;
    font-weight: 300;
    font-size: 1rem;
    width: 190px;
}
nav ul {
    user-select: none;
    margin: 60px 15px 0 15px;
    text-align: left;
    list-style-type: none;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
    -ms-flex-direction: column;
    flex-direction: column;
    -ms-flex-pack: distribute;
    justify-content: space-around;
}
nav ul li {
    margin: 22px 0px;
}
nav ul li a {
    font-size: 18px;
    color: hsla(0,0%,100%,.66);
}
nav a.active {
    background-color: #fff;
    color: #d73100;
}
nav a {
    padding: 20px 30px;
}