.content-navigation {
    position: fixed;
    top: 54%;
    right: 21px;
    z-index: 6;
    display: none;
    -ms-transform: translateY( -50% );
    -webkit-transform: translateY( -50% );
    transform: translateY( -50% );
}

    .content-navigation:after {
        content: '';
        display: block;
        width: 2px;
        height: 100%;
        background-color: #0f1035;
        position: absolute;
        top: -10px;
        right: 30px;
    }



    .content-navigation > li {
        list-style: none;
        width: 20px;
        height: 20px;
        margin-bottom: 22px;
        cursor: pointer;
        overflow: hidden;
    }

        .content-navigation > li:after {
            content: '';
            display: block;
            width: 10px;
            height: 10px;
            margin: 4.5px 4.3px;
            background-color: #0f1035;
            -o-transition: all 200ms ease-out;
            -moz-transition: all 200ms ease-out;
            -webkit-transition: all 200ms ease-out;
            transition: all 200ms ease-out;
            border-radius: 50px;
        }

        .content-navigation > li.on {
            border: 0.12em solid #0f1035;
            border-radius: 50px;
        }

}

.content-navigation > li.on:after {
    background-color: #292929;
}

.content-navigation > li.on::before {
    content: '';
    display: block;
    width: 7px;
    height: 20px;
    background-color: #0f1035;
    position: absolute;
    left: -14px;
}

@media screen and ( min-width: 768px ) {

    .content-navigation {
        display: block;
    }
}