body {
    font-family: Helvetica, Arial, sans-serif;
    text-align: center;
}

#bkaux {
    z-index: 1;
    position: fixed;
    padding: 0;
    margin: 0;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 1;
    -o-transition: opacity 9s ease-in-out;
    -moz-transition: opacity 9s ease-in-out;
    -webkit-transition: opacity 9s ease-in-out;
    transition: opacity 9s ease-in-out;
}

.bk {
    background-color: #FFFFFF;
    background-attachment: fixed;
    background-position: center;
    background-repeat: no-repeat;
}

#playbtn {
    color: #ffffff;
    z-index: 5;
    opacity: 0.4;
}

#playdescr {
    z-index: 4;
    outline: none;
    color: #ffffff;
    text-decoration: none;
    font-size: 12px;
    opacity: 0.3;
    -o-transition: opacity 0.3s ease-in-out;
    -moz-transition: opacity 0.3s ease-in-out;
    -webkit-transition: opacity 0.3s ease-in-out;
    transition: opacity 0.3s ease-in-out;
}

.centered {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.redcentered {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: red;
    font-size: 48px;
}

.noTransition {
    -webkit-transition: none !important;
    -moz-transition: none !important;
    -o-transition: none !important;
    -ms-transition: none !important;
    transition: none !important;
}


/* Style the navigation menu */

.topnav {
    overflow: hidden;
    background-color: rgba(255, 255, 255, 0);
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 10;
    outline: none;
    color: #ffffff;
    text-decoration: none;
    text-shadow: 0px 0px 1px #000000;
    font-size: 22px;
    -o-transition: background-color 0.1s linear;
    -moz-transition: background-color 0.1s linear;
    -webkit-transition: background-color 0.1s linear;
    transition: background-color 0.1s linear;
}

.topnav a {
    outline: none;
    text-decoration: none;
    color: #ffffff;
}


/* Hide the link that should open and close the topnav on small screens */

.topnav .icon {
    position: absolute;
    right: 0;
    top: 0;
    padding: 16px 16px;
    display: none;
}

.logo {
    float: left;
    padding: 16px 16px;
    height: 100%;
    text-align: left;
    text-shadow: 0px 0px 1px #000000;
    color: #ffffff;
    cursor: default;
    background-color: rgba(255, 255, 255, 0);
    border-radius: 0px 0px 10px 0px;
    -o-transition: background-color 0.1s linear;
    -moz-transition: background-color 0.1s linear;
    -webkit-transition: background-color 0.1s linear;
    transition: background-color 0.1s linear;
}

.navlinks {
    float: right;
    text-align: center;
    background-color: #ffffff00;
    border-radius: 0px 0px 0px 10px;
    -o-transition: background-color 0.1s linear;
    -moz-transition: background-color 0.1s linear;
    -webkit-transition: background-color 0.1s linear;
    transition: background-color 0.1s linear;
}

.naventry {
    display: inline-block;
    text-align: center;
    padding: 16px 16px;
}

.naventry.links a {
    padding: 0px 6px;
}

.icons {
    vertical-align: middle;
    filter: invert(100%) drop-shadow(0px 0px 1px #000000);
}


/* When the screen is less than 600 pixels wide, hide all links, except for the first one */

.topnav.responsive .navlinks {
    display: none;
}

.topnav.responsive a.icon {
    display: block;
}

.topnav.responsive.clicked {
    background-color: rgba(200, 200, 200, 0.3);
}

.topnav.responsive.clicked .naventry {
    display: block;
    text-align: left;
}

.topnav.responsive.clicked .logo {
    float: none;
    display: block;
}

.topnav.responsive.clicked .navlinks {
    float: none;
    display: block;
}