I had the same issue solved it as follows as I’m not able to modify the ‘icon_sprite.svg’ image
So I deleted that file and modified the css file. That’s working good for me. Finally I would like to pick the images from a local directory but do not know how to do that in css - so for now i used these links - see below
.MMM-MyWastePickup .pickup-container .waste-pickup-icon-container .waste-pickup-icon.recycle {
background-image:url('https://www.svgrepo.com/show/205771/money-bag.svg');
}
.MMM-MyWastePickup .pickup-container .waste-pickup-icon-container .waste-pickup-icon.compost {
background-image:url('https://www.svgrepo.com/show/286795/bin-trash.svg');
}
.MMM-MyWastePickup .pickup-container .waste-pickup-icon-container .waste-pickup-icon.garbage {
background-image:url('https://www.svgrepo.com/show/43224/bin.svg');
}
.MMM-MyWastePickup .pickup-container .waste-pickup-icon-container .waste-pickup-icon.yard_waste {
background-image:url('https://www.svgrepo.com/show/198530/alcoholic-drink-bottle.svg');
}
.MMM-MyWastePickup .pickup-container .waste-pickup-icon-container .waste-pickup-icon.christmas_tree {
background-image:url('https://www.svgrepo.com/show/221576/paper-sheet.svg');
}