.outerContainer {
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    height: 100%;
    width: 100%;
    position: fixed;
    background-color: rgba(0, 0, 0, 0.95);
    font-family: sans-serif;
}

.imageContainer {
    position: absolute;
    float: none;
    top: 0px;
    bottom: 0px;
    left: 0px;
    right: 0px;
}

.imageContainer .image,
.imageContainer .preloading-image
{
    visibility: hidden;
}

.imageContainer .image.active {
    position: absolute;
    visibility: visible;
    background-repeat: no-repeat;
    background-size: contain;
    background-position: center;
    margin: auto auto;
    left: 0;
    right: 0;
    top: 0;
    bottom: 0;
    height: 100%;
    width: 100%;
    opacity: 1.0;
}

.arrow {
    opacity: 0.0;
}

.arrow:hover {
    cursor: pointer;
}

.outerContainer:hover .arrow.activeArrow {
    height: calc(20px + 1.5vw);
    position: absolute;
    /* use sass variables here once they are ready */
    top: calc(50% - (20px + 1.5vw) / 2);
    bottom: 50%;
    z-index: 1;
    opacity: 1.0;
    transition: all ease-out 0.5s;
}

.arrow.left {
    left: 2vw;
}

.arrow.right {
    right: 2vw;
}

.arrow:not(.activeArrow):hover {
    opacity: 0.0;
    cursor: pointer;
    transition: all ease-out 0.5s;
}

.buttonContainer {
    position: absolute;
    top: 20px;
    right: 20px;
    height: 20px;
    text-align: center;
    opacity: 1.0;
    z-index: 200;
    transition: all ease-out 0.5s;
}

.buttonContainer .action {
    height: 100%;
    cursor: pointer;
    vertical-align: top;
}

.buttonContainer .action:focus {
    outline: 0;
}

.buttonContainer .action:hover {
    background-color: #222;
    transition: all ease-out 0.3s;
}

.buttonContainer .action.close {
    width: 26px;
    height: 26px;
}

md-button-toggle-group {
    display: table;
    top: 70px;
    margin: 0 auto;
    background-color: #fff;
    z-index: 500;
}

md-button-toggle.checked {
    background-color: #a0a0a0;
}

.menuButton {
    position: absolute;
    bottom: 20px;
    right: 20px;
    text-align: center;
    opacity: 1.0;
    z-index: 200;
    transition: all ease-out 0.5s;
}

[md-fab], [md-mini-fab] {
    background-color: #aaaaaa;
}

/* fallback */
@font-face {
    font-family: 'Material Icons';
    font-style: normal;
    font-weight: 400;
    src: local('Material Icons'), local('MaterialIcons-Regular'), url(https://fonts.gstatic.com/s/materialicons/v19/2fcrYFNaTjcS6g4U3t-Y5ZjZjT5FdEJ140U2DJYC3mY.woff2) format('woff2');
}

.material-icons {
    font-family: 'Material Icons';
    font-weight: normal;
    font-style: normal;
    font-size: 24px;
    line-height: 1;
    letter-spacing: normal;
    text-transform: none;
    display: inline-block;
    white-space: nowrap;
    word-wrap: normal;
    direction: ltr;
    -webkit-font-feature-settings: 'liga';
    -webkit-font-smoothing: antialiased;
}