.main-background {
    background: url(../images/scatter_brains_background_light.png) no-repeat center center fixed; 
    -webkit-background-size: cover;
    -moz-background-size: cover;
    -o-background-size: cover;
    background-size: cover;
}

.main-menu {
    text-align: center;
    position: absolute;
    bottom: 8vh;
    width: 100%;
}

.menu-row {
    width: 100%;
    text-align: center;
    margin: 4vh 0;
}

.top-nav-logo {
    position: absolute;
    top: 1em;
    left: 2em;
}

.logo-link {
    text-decoration: none;
    line-height: 0;
    display: block;
}

.logo-svg {
    width: 40px;
    display: inline-block;
    position: relative;
    z-index: 4;
    left: 0px;
    transform: rotate(0deg);
    transition: all 1s;
    -webkit-transition: all 1s;
}

#logoBack {
    fill: #fff;
    transition: fill .25s;
}