To use a background image upload it to SETTINGS -> BOOKING PAGE -> PICTURES. Replace https://www.beds24.com/pic/p0000/2049/04.jpg with the url of your uploaded picture.
/*code fo use an image as background*/ body { background-image:url(https://www.beds24.com/pic/p0000/2049/04.jpg); }
=== Shadow Around your Booking Page (Adaptive Booking Page Only)===