Only coming up as a rectangle

#1

denim jacket
denim jacket1800×1800 150 KB

ive redone this twice and when I put into cookie cad only a rectangle comes up.

#2

The white lines are making this into many different shapes. Try finishing the outline or filling in the gaps in any image editor (getpaint.net is a good one for windows or you can use any painting / image editing phone app)