How to change "button" color of the selected variant

[BelenFunnelishTeam (Belén_FunnelishTeam)]

Copy the following code:

.product-list .pl-variants .pl-variant-option.selected {
background: #00d81e !important;
border-color: #00d81e !important;
}

Paste it under CUSTOM CODES > CUSTOM CSS

[anwerashif (FunnelishTechSupport)]

Helpful post @BelenFunnelishTeam