/* --- cover page --- */
@import url("https://fonts.googleapis.com/css?family=Open+Sans:300,300italic,400,400italic,700,700italic%7COswald:300,400");
@import url("font-awesome.min.css");

/* Reset */
html, body, div, span, applet, object, iframe, h1, h2, h3, h4, h5, h6, p, blockquote, pre, a, abbr, acronym, address, big, cite, code, del, dfn, em, img, ins, kbd, q, s, samp, small, strike, strong, sub, sup, tt, var, b, u, i, center, dl, dt, dd, ol, ul, li, fieldset, form, label, legend, table, caption, tbody, tfoot, thead, tr, th, td, article, aside, canvas, details, embed, figure, figcaption, footer, header, hgroup, menu, nav, output, ruby, section, summary, time, mark, audio, video {
    margin: 0;
    padding: 0;
    border: 0;
    font-size: 100%;
    font: inherit;
    vertical-align: baseline;
}

body {
    color: #d0cac5;
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    margin: 0;
    -moz-user-select: -moz-none;
    -ms-user-select: none;
    -webkit-user-select: none;
    background: #2f353a;
    text-rendering: auto;
    overflow-x: hidden;
    user-select: none;
    min-width: 240px;
    -ms-text-size-adjust: 100%;
    -webkit-text-size-adjust: 100%;
}

.cover-background {
	background-image: url('../../images/cover/background-nasa-milkyway.jpg') ;
	background-repeat:no-repeat;
	background-position: right;
    -moz-background-size: cover;
    -o-background-size: cover;
    -webkit-background-size: cover;
    background-size: cover;
	width: 100%;
	height: 100%;  
	position: fixed;
	top: 0;
	left: 0;
	z-index: -99999; 
}

a {
    color: #d0cac5;
    background-color: transparent;
    text-decoration: none;
}

a:hover {
    color: #dbd7d3;
    text-decoration: none;
    border-bottom: 2px solid #494d51;
    outline: 0;
}

a:active {
    color: #c7c0ba;
    outline: 0;
    text-decoration: none;
}

.cover-menu {
    background-color: #2f353a;
    border-bottom: 3px solid #7c6f64;
    color: #d0cac5;
    position: fixed;
    left: 0;
    top: 0;
    width: 100%;
    z-index: 10000;
    cursor: default;
    text-align: center;
    height: 40px;
    padding: 0 0 0 0.5em;
    margin: 0;
    display: none
}

.cover-menu img {
    position: relative;
    top: 50%;
    -webkit-transform: translateY(-50%);
    -ms-transform: translateY(-50%);
    transform: translateY(-50%);
    display: inline-block;
    float: left;
    vertical-align: middle;
    width: 26px;
}

.cover-menu nav {
    position: relative;
    top: 50%;
    -webkit-transform: translateY(-50%);
    -ms-transform: translateY(-50%);
    transform: translateY(-50%);

    font-family: 'Open Sans', sans-serif;
    display: inline-block;
    font-size: 0.85em;
    vertical-align: middle;
    text-align: left;
    width: 75%;
    padding: 0;
    margin: 0;
}

.cover-menu ul {
    display: inline-block;
    list-style: none;
    vertical-align: middle;
    width: 100%;
}

.cover-menu li {
    display: inline-block;
    margin: 0;
    padding: 0;
    vertical-align: middle;
    text-align: center;
    width: 30%;
}

.cover-menu li:first-child {
    margin-top: 0
}

.cover-menu li a {
    color: #d0cac5;
    display: inline;
    vertical-align: middle;
    margin: 0;
    padding: 0;
    text-decoration: none;
    text-align: center;
}

.cover-menu li a:hover {
    color: #dbd7d3;
    border-bottom: 1px solid #494d51;
}

.cover-menu li a:active {
    background: #363d42;
    text-decoration: none
}

.cover-title {
    position: absolute;
    background: transparent;
    top: 10%;
    top: 10vh;
    left: 3%;
    left: 3vw
}

.cover-title img {
    width: 180px;
}

.cover-title nav {
    font: 300 20px/1.5 "Open Sans", "Helvetica Neue", Helvetica, Arial, sans-serif;
    text-shadow: 0 0 10px rgba(0, 0, 0, 0.85), -1px -1px 1px rgba(0, 0, 0, 0.25), 1px -1px 1px rgba(0, 0, 0, 0.25), -1px 1px 1px rgba(0, 0, 0, 0.25), 1px 1px 1px rgba(0, 0, 0, 0.25);
    font-size: 1.2em;
    font-weight: normal;
}

.cover-title ul {
    list-style: none;
    margin: 10px 0 0 0
}

.cover-title li {
    display: inline;
    margin: 0;
    padding-right: 0.5em;
}

.cover-title h1 {
    font: 300 60px/1 Oswald, "Open Sans Condensed", "Arial Narrow", Impact, sans-serif;
    margin: 0;
    text-shadow: -1px -1px 1px rgba(0, 0, 0, 0.25), 1px -1px 1px rgba(0, 0, 0, 0.25), -1px 1px 1px rgba(0, 0, 0, 0.25), 1px 1px 1px rgba(0, 0, 0, 0.25);
    text-transform: uppercase;
    letter-spacing: normal;
    color: #d0cac5;
    font-size: 2.5em;
}

.cover-title h1 b {
    color: #d0cac5;
    font-weight: 500;
    display: block;
}

.cover-footer {
    font: 300 20px/1.5 Oswald, "Open Sans Condensed", "Arial Narrow", Impact, sans-serif;
    background: transparent;
    text-transform: none;
    text-align: center;
    border: none;
    font-size: 15px;
    opacity: 0.33;
    padding: 0;
    position: absolute;
    left: 0;
    right: 0;
    bottom: 22px;
    color: #d0cac5;
}

.cover-footer a {
    color: #d0cac5;
}

.cover-footer a:hover {
    color: #F90;
}

.cover-title-nav {
    display: block;
    vertical-align:middle;
    padding-left: 1em;
}

.cover-sound-control:before {
    font-family:FontAwesome;
    content:"";
    color:#fff;
    font-size:40px;
    z-index:4;
    opacity:.8;
    width: 40px;
    height: 40px;
    position: fixed;
    bottom: 30px;
    right: 30px;
    cursor:pointer
}
.cover-sound-control.open:before {
    content:""
}
.cover-sound-control:hover:before {
    opacity:1
}

@media screen and (max-width: 600px) {
    body:before {
        -moz-transform: scaleX(-1);
        -ms-transform: scaleX(-1);
        -webkit-transform: scaleX(-1);
        transform: scaleX(-1)
    }
    .cover-menu {
        display: block;
    }

    .cover-title {
        top: 20%;
        top: 20vm;
        top: 20vmin;
        right: auto;
        bottom: auto;
        left: 10%;
        left: 10vm;
        left: 10vmin
    }

    .cover-title img {
        width: 100px;
    }

    .cover-title h1 {
        font-size: 2em;
    }
    .cover-title nav {
        display: none
    }
    .cover-sound-control:before {
        font-size:30px;
        width: 30px;
        height: 30px;
        bottom: 10px;
        right: 10px;
    }
}

@media screen and (max-height: 480px) {
    .cover-title img {
        width: 100px;
    }

    .cover-title h1 {
        font-size: 2em;
    }
    .cover-title nav {
        font-size: 1.0em;
    }
    .cover-title ul {
        margin-top: 7px
    }
}

/* comma in query means operator OR */
@media screen and (max-width: 320px), screen and (max-height: 320px) {
    .cover-menu {
        border-bottom-width: 3px;
    }

    .cover-title img {
        width: 100px;
    }

    .cover-menu nav {
        padding: 8px;
    }
    .cover-title h1 {
        font-size: 1.5em;
    }
    .cover-title nav {
        font-size: 0.75em
    }
    .cover-title ul {
        margin-top: 6px
    }
}

@media screen and (max-height: 240px) {
    .cover-title {
        top: auto;
        right: auto;
        bottom: 10%;
        bottom: 10vm;
        bottom: 10vmin;
        left: 10%;
        left: 10vm;
        left: 10vmin
    }
    .cover-footer {
        display: none
    }
}

@media screen and (max-height: 120px) {
    .cover-title {
        display: none
    }
}