Street Style Store — Although Product is delaye company is not cancelling my order

Address:

Office No.903, 9th Floor, Pearl Best Height 1, Netaji Subhash Place, Pitampura, North West Delhi, Delhi-110034

I ordered a product from SSS on 31 oct 2023 the company has a guaranteed time period of delivery which is 3-21 days and I was guaranteed the same.. but it's been over 21 days and I've not received my order yet..they said that I can self cancel my order if I didn't receive my product within 3-21 days .. and now I want to cancel my order but there is no such options as cancel under my order.. and whenever I tried contact the costumer cares i always hear the same thing that all the costumer care are busy! EVERY SINGLE TIME!!.. SSS Is not answering to my insta messages too .. SSS I want to cancel my order and get my refund!! please solve this issue.. S