.is-hidden
    {
        display: none;
    }

    .btn
    {
        text-transform: uppercase;
        color: #efefef;
        background-color: #333;
        padding: 0.313em 0.625em; /* 5 10 */
    }
        .btn:hover,
        .btn:focus	{ background-color: #c00; }
        .btn:active	{ background-color: #a00; }


    #container
    {
        width: 41.25em; /* 660 */
        text-align: center;
        padding: 0 1.25em; /* 20 */
        margin: 3.125em auto 6.25em; /* 50 100 */
    }
        #container h1
        {
            font-size: 2.125em; /* 34 */
            line-height: 0.882em; /* 30 (34) */
            text-transform: uppercase;
        }
            #container h1 span
            {
                font-size: 0.588em; /* 20 (34) */
                line-height: 1em; /* 20 (20) */
                color: #aaa;
                display: block;
            }
            #container h1 a:hover span,
            #container h1 a:focus span { color: #333; }

        #container h2
        {
            border-top: 1px solid #ddd;
            padding-top: 1.875em; /* 30 */
            margin-top: 1.875em; /* 30 */
            margin-bottom: 0.625em; /* 10 */
        }
            #container h2 span
            {
                color: #666;
            }
            #container h2[data-caption]:before
            {
                font-size: 0.875rem;
                font-weight: 300;
                color: #fff;
                background-color: #c00;
                display: inline-block;
                content: attr( data-caption );
                padding: 0.125rem 0.313rem; /* 2 5 */
                margin-right: 0.625rem; /* 10 */

                -webkit-transform: rotate( -8deg );
                -ms-transform: rotate( -8deg );
                transform: rotate( -8deg );
            }

        #container ul
        {
        }
            #container li
            {
                display: inline-block;
                margin: 0.625em; /* 10 */
            }
                #container img
                {
                    width: 8.75em; /* 140 */
                    height: 8.75em; /* 140 */
                    border-color: #eee;
                    border: 0.625em solid rgba( 255, 255, 255, .5 ); /* 10 */

                    -webkit-box-shadow: 0 0 0.313em rgba( 0, 0, 0, .05 ); /* 5 */
                    box-shadow: 0 0 0.313em rgba( 0, 0, 0, .05 ); /* 5 */

                    -webkit-transition: -webkit-box-shadow .3s ease, border-color .3s ease;
                    transition: box-shadow .3s ease, border-color .3s ease;
                }
                    #container img:hover,
                    #container img:focus
                    {
                        border-color: #fff;

                        -webkit-box-shadow: 0 0 0.938em rgba( 0, 0, 0, .25 ); /* 15 */
                        box-shadow: 0 0 0.938em rgba( 0, 0, 0, .25 ); /* 15 */
                    }

    footer
    {
        font-size: 0.875em; /* 14 */
        color: #aaa;
        border-top: 1px solid #ddd;
        padding-top: 2.143em; /* 30 (14) */
        margin-top: 2.143em; /* 30 (14) */
    }
        footer a		{ color: #666; }
        footer a:hover,
        footer a:focus	{ color: #333; }


    /* IMAGE LIGHTBOX SELECTOR */

    #imagelightbox
    {
        cursor: pointer;
        position: fixed;
        z-index: 10000;

        -ms-touch-action: none;
        touch-action: none;

        -webkit-box-shadow: 0 0 3.125em rgba( 0, 0, 0, .75 ); /* 50 */
        box-shadow: 0 0 3.125em rgba( 0, 0, 0, .75 ); /* 50 */
    }


    /* ACTIVITY INDICATION */

    #imagelightbox-loading,
    #imagelightbox-loading div
    {
        border-radius: 50%;
    }
    #imagelightbox-loading
    {
        width: 2.5em; /* 40 */
        height: 2.5em; /* 40 */
        background-color: #444;
        background-color: rgba( 0, 0, 0, .5 );
        position: fixed;
        z-index: 10003;
        top: 50%;
        left: 50%;
        padding: 0.625em; /* 10 */
        margin: -1.25em 0 0 -1.25em; /* 20 */

        -webkit-box-shadow: 0 0 2.5em rgba( 0, 0, 0, .75 ); /* 40 */
        box-shadow: 0 0 2.5em rgba( 0, 0, 0, .75 ); /* 40 */
    }
        #imagelightbox-loading div
        {
            width: 1.25em; /* 20 */
            height: 1.25em; /* 20 */
            background-color: #fff;

            -webkit-animation: imagelightbox-loading .5s ease infinite;
            animation: imagelightbox-loading .5s ease infinite;
        }

        @-webkit-keyframes imagelightbox-loading
        {
            from { opacity: .5;	-webkit-transform: scale( .75 ); }
            50%	 { opacity: 1;	-webkit-transform: scale( 1 ); }
            to	 { opacity: .5;	-webkit-transform: scale( .75 ); }
        }
        @keyframes imagelightbox-loading
        {
            from { opacity: .5;	transform: scale( .75 ); }
            50%	 { opacity: 1;	transform: scale( 1 ); }
            to	 { opacity: .5;	transform: scale( .75 ); }
        }


    /* OVERLAY */

    #imagelightbox-overlay
    {
        background-color: #fff;
        background-color: rgba( 0, 0, 0, .9 );
        position: fixed;
        z-index: 9998;
        top: 0;
        right: 0;
        bottom: 0;
        left: 0;
    }


    /* "CLOSE" BUTTON */

    #imagelightbox-close
    {
        width: 2.5em; /* 40 */
        height: 2.5em; /* 40 */
        text-align: left;
        background-color: #666;
        border-radius: 50%;
        position: fixed;
        z-index: 10002;
        top: 2.5em; /* 40 */
        right: 2.5em; /* 40 */

        -webkit-transition: color .3s ease;
        transition: color .3s ease;
    }
    #imagelightbox-close:hover,
    #imagelightbox-close:focus { background-color: #111; }

        #imagelightbox-close:before,
        #imagelightbox-close:after
        {
            width: 2px;
            background-color: #fff;
            content: '';
            position: absolute;
            top: 20%;
            bottom: 20%;
            left: 50%;
            margin-left: -1px;
        }
        #imagelightbox-close:before
        {
            -webkit-transform: rotate( 45deg );
            -ms-transform: rotate( 45deg );
            transform: rotate( 45deg );
        }
        #imagelightbox-close:after
        {
            -webkit-transform: rotate( -45deg );
            -ms-transform: rotate( -45deg );
            transform: rotate( -45deg );
        }


    /* CAPTION */

    #imagelightbox-caption
    {
        text-align: center;
        color: #fff;
        background-color: #000;
        position: fixed;
        z-index: 10001;
        left: 0;
        right: 0;
        bottom: 0;
        padding: 0.625em; /* 10 */
    }


    /* NAVIGATION */

    #imagelightbox-nav
    {
        background-color: #444;
        background-color: rgba( 0, 0, 0, .5 );
        border-radius: 20px;
        position: fixed;
        z-index: 10001;
        left: 50%;
        bottom: 3.75em; /* 60 */
        padding: 0.313em; /* 5 */

        -webkit-transform: translateX( -50% );
        -ms-transform: translateX( -50% );
        transform: translateX( -50% );
    }
        #imagelightbox-nav button
        {
            width: 1em; /* 20 */
            height: 1em; /* 20 */
            background-color: transparent;
            border: 1px solid #fff;
            border-radius: 50%;
            display: inline-block;
            margin: 0 0.313em; /* 5 */
        }
        #imagelightbox-nav button.active
        {
            background-color: #fff;
        }


    /* ARROWS */

    .imagelightbox-arrow
    {
        width: 3.75em; /* 60 */
        height: 7.5em; /* 120 */
        background-color: #444;
        background-color: rgba( 0, 0, 0, .5 );
        vertical-align: middle;
        display: none;
        position: fixed;
        z-index: 10001;
        top: 50%;
        margin-top: -3.75em; /* 60 */
    }
    .imagelightbox-arrow:hover,
    .imagelightbox-arrow:focus	{ background-color: rgba( 0, 0, 0, .75 ); }
    .imagelightbox-arrow:active { background-color: #111; }

        .imagelightbox-arrow-left	{ left: 2.5em; /* 40 */ }
        .imagelightbox-arrow-right	{ right: 2.5em; /* 40 */ }

        .imagelightbox-arrow:before
        {
            width: 0;
            height: 0;
            border: 1em solid transparent;
            content: '';
            display: inline-block;
            margin-bottom: -0.125em; /* 2 */
        }
            .imagelightbox-arrow-left:before
            {
                border-left: none;
                border-right-color: #fff;
                margin-left: -0.313em; /* 5 */
            }
            .imagelightbox-arrow-right:before
            {
                border-right: none;
                border-left-color: #fff;
                margin-right: -0.313em; /* 5 */
            }

    #imagelightbox-loading,
    #imagelightbox-overlay,
    #imagelightbox-close,
    #imagelightbox-caption,
    #imagelightbox-nav,
    .imagelightbox-arrow
    {
        -webkit-animation: fade-in .25s linear;
        animation: fade-in .25s linear;
    }
        @-webkit-keyframes fade-in
        {
            from	{ opacity: 0; }
            to		{ opacity: 1; }
        }
        @keyframes fade-in
        {
            from	{ opacity: 0; }
            to		{ opacity: 1; }
        }

    @media only screen and (max-width: 41.250em) /* 660 */
    {
        #container
        {
            width: 100%;
        }
        #imagelightbox-close
        {
            top: 1.25em; /* 20 */
            right: 1.25em; /* 20 */
        }
        #imagelightbox-nav
        {
            bottom: 1.25em; /* 20 */
        }

        .imagelightbox-arrow
        {
            width: 2.5em; /* 40 */
            height: 3.75em; /* 60 */
            margin-top: -2.75em; /* 30 */
        }
        .imagelightbox-arrow-left	{ left: 1.25em; /* 20 */ }
        .imagelightbox-arrow-right	{ right: 1.25em; /* 20 */ }
    }

    @media only screen and (max-width: 20em) /* 320 */
    {
        .imagelightbox-arrow-left	{ left: 0; }
        .imagelightbox-arrow-right	{ right: 0; }
    }