In the game's details page, click edit, at the very bottom you'll see "advanced rules definitions". Copy and paste the code below.
[ +- ] Dice Rules
{"background": {"image": ""},
"diceRules": [
{"rolled": "1d100", "reason":"0 Shift", "ge": 1, "le": 65, "highlight": "invert"},
{"rolled": "1d100", "reason":"0 Shift", "ge": 66, "le": 94, "highlight": "success invert"},
{"rolled": "1d100", "reason":"0 Shift", "ge": 95, "le": 99, "highlight": "info invert"},
{"rolled": "1d100", "reason":"0 Shift", "ge": 100, "highlight": "fail invert"},
{"rolled": "1d100", "reason":"Feeble", "ge": 1, "le": 60, "highlight": "invert"},
{"rolled": "1d100", "reason":"Feeble", "ge": 61, "le": 90, "highlight": "success invert"},
{"rolled": "1d100", "reason":"Feeble", "ge": 91, "le": 99, "highlight": "info invert"},
{"rolled": "1d100", "reason":"Feeble", "ge": 100, "highlight": "fail invert"},
{"rolled": "1d100", "reason":"Poor", "ge": 1, "le": 55, "highlight": "invert"},
{"rolled": "1d100", "reason":"Poor", "ge": 56, "le": 85, "highlight": "success invert"},
{"rolled": "1d100", "reason":"Poor", "ge": 86, "le": 99, "highlight": "info invert"},
{"rolled": "1d100", "reason":"Poor", "ge": 100, "highlight": "fail invert"},
{"rolled": "1d100", "reason":"Typical", "ge": 1, "le": 50, "highlight": "invert"},
{"rolled": "1d100", "reason":"Typical", "ge": 51, "le": 80, "highlight": "success invert"},
{"rolled": "1d100", "reason":"Typical", "ge": 81, "le": 97, "highlight": "info invert"},
{"rolled": "1d100", "reason":"Typical", "ge": 98, "le": 100, "highlight": "fail invert"},
{"rolled": "1d100", "reason":"Good", "ge": 1, "le": 45, "highlight": "invert"},
{"rolled": "1d100", "reason":"Good", "ge": 46, "le": 75, "highlight": "success invert"},
{"rolled": "1d100", "reason":"Good", "ge": 76, "le": 97, "highlight": "info invert"},
{"rolled": "1d100", "reason":"Good", "ge": 98, "le": 100, "highlight": "fail invert"},
{"rolled": "1d100", "reason":"Excellent", "ge": 1, "le": 40, "highlight": "invert"},
{"rolled": "1d100", "reason":"Excellent", "ge": 41, "le": 70, "highlight": "success invert"},
{"rolled": "1d100", "reason":"Excellent", "ge": 71, "le": 94, "highlight": "info invert"},
{"rolled": "1d100", "reason":"Excellent", "ge": 95, "le": 100, "highlight": "fail invert"},
{"rolled": "1d100", "reason":"Remarkable", "ge": 1, "le": 35, "highlight": "invert"},
{"rolled": "1d100", "reason":"Remarkable", "ge": 36, "le": 65, "highlight": "success invert"},
{"rolled": "1d100", "reason":"Remarkable", "ge": 66, "le": 94, "highlight": "info invert"},
{"rolled": "1d100", "reason":"Remarkable", "ge": 95, "le": 100, "highlight": "fail invert"},
{"rolled": "1d100", "reason":"Incredible", "ge": 1, "le": 30, "highlight": "invert"},
{"rolled": "1d100", "reason":"Incredible", "ge": 31, "le": 60, "highlight": "success invert"},
{"rolled": "1d100", "reason":"Incredible", "ge": 61, "le": 90, "highlight": "info invert"},
{"rolled": "1d100", "reason":"Incredible", "ge": 91, "le": 100, "highlight": "fail invert"},
{"rolled": "1d100", "reason":"Amazing", "ge": 1, "le": 25, "highlight": "invert"},
{"rolled": "1d100", "reason":"Amazing", "ge": 26, "le": 55, "highlight": "success invert"},
{"rolled": "1d100", "reason":"Amazing", "ge": 56, "le": 90, "highlight": "info invert"},
{"rolled": "1d100", "reason":"Amazing", "ge": 91, "le": 100, "highlight": "fail invert"},
{"rolled": "1d100", "reason":"Monstrous", "ge": 1, "le": 20, "highlight": "invert"},
{"rolled": "1d100", "reason":"Monstrous", "ge": 21, "le": 50, "highlight": "success invert"},
{"rolled": "1d100", "reason":"Monstrous", "ge": 51, "le": 85, "highlight": "info invert"},
{"rolled": "1d100", "reason":"Monstrous", "ge": 86, "le": 100, "highlight": "fail invert"},
{"rolled": "1d100", "reason":"Unearthly", "ge": 1, "le": 15, "highlight": "invert"},
{"rolled": "1d100", "reason":"Unearthly", "ge": 16, "le": 45, "highlight": "success invert"},
{"rolled": "1d100", "reason":"Unearthly", "ge": 46, "le": 85, "highlight": "info invert"},
{"rolled": "1d100", "reason":"Unearthly", "ge": 86, "le": 100, "highlight": "fail invert"},
{"rolled": "1d100", "reason":"X Shift", "ge": 1, "le": 10, "highlight": "invert"},
{"rolled": "1d100", "reason":"X Shift", "ge": 11, "le": 40, "highlight": "success invert"},
{"rolled": "1d100", "reason":"X Shift", "ge": 41, "le": 80, "highlight": "info invert"},
{"rolled": "1d100", "reason":"X Shift", "ge": 81, "le": 100, "highlight": "fail invert"},
{"rolled": "1d100", "reason":"Y Shift", "ge": 1, "le": 6, "highlight": "invert"},
{"rolled": "1d100", "reason":"Y Shift", "ge": 7, "le": 40, "highlight": "success invert"},
{"rolled": "1d100", "reason":"Y Shift", "ge": 41, "le": 80, "highlight": "info invert"},
{"rolled": "1d100", "reason":"Y Shift", "ge": 81, "le": 100, "highlight": "fail invert"},
{"rolled": "1d100", "reason":"Z Shift", "ge": 1, "le": 3, "highlight": "invert"},
{"rolled": "1d100", "reason":"Z Shift", "ge": 4, "le": 35, "highlight": "success invert"},
{"rolled": "1d100", "reason":"Z Shift", "ge": 36, "le": 75, "highlight": "info invert"},
{"rolled": "1d100", "reason":"Z Shift", "ge": 76, "le": 100, "highlight": "fail invert"}
],
"characterSheetIntegration": {"gmSheets": []},
"diceDefaults": {}
}