One vertex per element, one color per generator, with an edge from x to x·s.
(1,2,4,8,5,7,11,14)(3,6,10,13,9,12,15,16)(17,18)(19,29)(20,25)(21,37)(22,42)(23,26)(24,31)(27,40)(28,39)(30,54)(32,61)(33,55)(34,49)(35,64)(36,67)(38,52)(41,53)(43,51)(44,57)(45,60)(46,69)(47,66)(48,63)(50,59)(56,76)(58,79)(62,75)(65,74)(68,72)(70,80)(71,77)(73,78)(3,9)(6,12)(10,15)(13,16)(17,19,23,33)(18,24,26,45)(20,30,34,56)(21,38,41,69)(22,43,39,32)(25,44,49,71)(27,51,50,61)(28,52,42,46)(29,53,55,37)(31,59,60,40)(35,65,62,80)(36,68,63,58)(47,72,73,79)(48,74,67,70)(54,75,76,64)(57,78,77,66)(1,3,4,10,5,9,11,15)(2,6,8,13,7,12,14,16)(17,20,23,34)(18,25,26,49)(19,30,33,56)(21,35,41,62)(22,36,39,63)(24,44,45,71)(27,47,50,73)(28,48,42,67)(29,54,55,76)(31,57,60,77)(32,58,43,68)(37,64,53,75)(38,65,69,80)(40,66,59,78)(46,70,52,74)(51,72,61,79)(2,7)(6,12)(8,14)(13,16)(18,26)(20,34)(24,45)(27,50)(28,42)(29,55)(30,56)(35,62)(36,63)(37,53)(46,52)(51,61)(57,77)(58,68)(65,80)(66,78) involution — undirectedA Cayley diagram is a choice, not a fact about the group. Another drawing of this group — in a book, or on a different generating set — may look nothing like this one.