referensi icons logo bagus
https://www.behance.net/gallery/65404235/Logofolio-2018-Part-1
https://www.behance.net/gallery/65404235/Logofolio-2018-Part-2
https://www.behance.net/gallery/65404235/Logofolio-2018-Part-3
https://www.behance.net/gallery/65404235/Logofolio-2018-Part-4
https://www.behance.net/gallery/53781653/Icon-Design
https://www.everyinteraction.com/