@media only screen and (min-width : 320px) {
            .collage-wrapper-tablet {
                display: none;
            }

            .collage-wrapper-desktop {
                display: none;
            }

            .collage-wrapper-mobile {
                display: block;
            } 
        }

        /* Extra Small Devices, Phones */ 
        @media only screen and (min-width : 480px) {
            .collage-wrapper-tablet {
                display: none;
            }

            .collage-wrapper-desktop {
                display: none;
            }

            .collage-wrapper-mobile {
                display: block;
            } 
        }

        /* Small Devices, Tablets */
        @media only screen and (min-width : 768px) {
            .collage-wrapper-tablet {
                display: block;
            }

            .collage-wrapper-desktop {
                display: none;
            }

            .collage-wrapper-mobile {
                display: none;
            }
        }

        /* Medium Devices, Desktops */
        @media only screen and (min-width : 992px) {
            .collage-wrapper-tablet {
                display: none;
            }

            .collage-wrapper-desktop {
                display: block;
            }

            .collage-wrapper-mobile {
                display: none;
            }            
        }

        /* Large Devices, Wide Screens */
        @media only screen and (min-width : 1200px) {
            .collage-wrapper-tablet {
                display: none;
            }

            .collage-wrapper-desktop {
                display: block;
            }

            .collage-wrapper-mobile {
                display: none;
            }
        }