change colors

Hi there.
Is this CSS code still applicable to change the player’s colors?
Thanks,
Steve

/*Volumn control hover and focus buttons */
.ai-wrap .ai-btn:hover svg,
.ai-wrap .ai-btn:focus svg {
color: red;
}
/*Main play button */
.ai-wrap .ai-audio-control {
background: blue;
}
/*Main play hover and focus */
.ai-wrap .ai-audio-control:hover,
.ai-wrap .ai-audio-control:focus {
background: green;
}
/* Volume bars */
.ai-wrap .ai-volume-bar.ai-volume-bar-active::before {
background: cyan;
}
/* Music progress */
.ai-wrap .ai-track-progress {
background: magenta;
}