.viewport {
            border: 2px solid #eee;
            float: left;
            height: 100px;
            margin: 0 0px 0px 0;
            overflow: hidden;
            position: relative;
            width:165px;
        }
		

        /* --- Link configuration that contains the image and label ----------------------------- */
        .viewport a {
            display: block;
            position: relative;
        }

        /* --- Label configuration -------------------------------------------------------------- */
        .viewport a span {
            display: none;
            font-size:18px;
            font-weight: bold;
            height: 100%;
            padding-top:25px;
            position: absolute;
            text-align: center;
            text-decoration: none;
            width: 100%;
            z-index: 100;
        }
            .viewport a span em {
                display: block;
                font-size:14px;
                font-weight: normal;
            }

        /* --- Dark hover background ------------------------------------------------------------ */
        .dark-background {
            background-color: rgba(15, 15, 15, 0.7);
            color: #fff;
			font-weight:bold;
            text-shadow: #fff 0px 0px 20px;
        }
            .dark-background em {
                color: #ccc;
            }

        /* --- Light hover background ----------------------------------------------------------- */
        .light-background {
            background-color: rgba(15, 15, 15, 0.6);
            color: #fff;
            text-shadow: #fff 0px 0px 20px;
        }
            .light-background em {
                color: #707070;
            }

        /**
         * You could create multiple hover background classes for different looks depending on the
         * image type. Use your imagination!
         */