How to change this arrow button color in acy footer.

How to change this arrow button color. I tried the following code doesnt work. Thanks.

/* Change ACY input field for submit arrow button color for subscription email */
.acym_module td.acysubbuttons {
color: #c5c5c5 !important;
}

Hi Chi-K,
You can use the following CSS code:

.acym_module td.acysubbuttons:before {
       color: #fff;
}

Thanks for the change.