One vertex per element, one color per generator, with an edge from x to x·s.
(1,2,5,8)(3,9,10,6)(4,12,13,7)(11,14,16,15)(17,18)(19,30)(20,35)(21,27)(22,28)(23,44)(24,45)(25,33)(26,39)(29,36)(31,55)(32,49)(34,61)(37,63)(38,64)(40,70)(41,47)(42,52)(43,72)(46,74)(48,71)(50,68)(51,69)(53,59)(54,56)(57,77)(58,62)(60,73)(65,66)(67,78)(75,80)(76,79)(1,3)(2,6)(4,11)(5,10)(7,14)(8,9)(12,15)(13,16)(17,19)(18,25)(20,31)(21,41)(22,33)(23,34)(24,32)(26,46)(27,49)(28,30)(29,48)(35,62)(36,56)(37,67)(38,58)(39,59)(40,57)(42,71)(43,60)(44,73)(45,47)(50,76)(51,53)(52,54)(55,64)(61,72)(63,77)(65,75)(66,79)(68,80)(69,74)(70,78) involution — undirected(17,20,36,66,24,40,43,69,22,38,42,68,21,37,23,39)(18,26,44,63,27,50,52,64,28,51,72,70,45,65,29,35)(19,31,56,79,32,57,60,74,33,58,71,80,41,67,34,59)(25,46,73,77,49,76,54,55,30,53,61,78,47,75,48,62)(3,10)(6,9)(11,16)(14,15)(17,21,22,24)(18,27,28,45)(19,32,33,41)(20,37,38,40)(23,42,43,36)(25,47,30,49)(26,50,51,65)(29,44,52,72)(31,57,58,67)(34,56,60,71)(35,63,64,70)(39,68,69,66)(46,75,53,76)(48,61,54,73)(55,77,62,78)(59,79,74,80)(1,4,5,13)(2,7,8,12)(3,11,10,16)(6,14,9,15)(18,28)(19,33)(26,51)(27,45)(29,52)(31,58)(32,41)(34,60)(35,64)(44,72)(50,65)(56,71)(57,67)(59,74)(63,70)(79,80)A 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.