.imageview .hide,
.imageview .next,
.imageview .prev,
.imageview .title {
    -background-color: rgba(0, 255, 0, .2)
}

.imageview {
    display: none;
    position: fixed;
    z-index: 1;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    background: rgba(0, 0, 0, .9)
}

    .imageview .hide,
    .imageview .next,
    .imageview .prev {
        position: absolute;
        opacity: .5;
        background-repeat: no-repeat;
        -webkit-transition: opacity .5s;
        transition: opacity .5s;
        cursor: pointer
    }

        .imageview .hide:hover,
        .imageview .next:hover,
        .imageview .prev:hover {
            opacity: 1
        }

    .imageview .next,
    .imageview .prev {
        z-index: 2;
        width: 80px;
        height: 100%;
        background-position: 30px 50%;
        background-size: 28px 100%
    }

    .imageview .prev {
        left: 0;
        background-position: 30px 50%;
        background-image: url("data:image/svg+xml;base64,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")
    }

    .imageview .next {
        right: 0;
        background-image: url("data:image/svg+xml;base64,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")
    }

    .imageview .hide {
        z-index: 3;
        top: 0;
        right: 0;
        width: 80px;
        height: 80px;
        background-position: 30px 50%;
        background-size: 20px 20px;
        background-image: url("data:image/svg+xml;base64,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")
    }

    .imageview .title {
        position: absolute;
        opacity: .5;
        z-index: 1;
        top: 0;
        left: 0;
        width: 100%;
        height: 80px;
        line-height: 80px;
        vertical-align: bottom;
        text-indent: 30px;
        font-family: Arial;
        font-size: 18px;
        color: #fff
    }

    .imageview .image {
        display: -webkit-box;
        display: -ms-flexbox;
        display: flex;
        position: absolute;
        -webkit-box-align: center;
        -ms-flex-align: center;
        align-items: center;
        -webkit-box-pack: center;
        -ms-flex-pack: center;
        justify-content: center;
        width: 100%;
        height: 100%
    }

        .imageview .image img {
            display: none;
            max-width: 100%;
            max-height: 100%;
            height: 92%;
        }