May 14, 2018 Lucy Fritsche Squarespace template, Custom Code Improve loading experience when using a background video on Squarespace May 14, 2018 Lucy Fritsche Squarespace template, Custom Code Have you had trouble with the loading time of your page when you insert a Video as a background image? What we're going to do in this code hack is use this mobile fallback image to always show until the video is ready to play (also on the desktop).