a70ker

/* Width x Height 844x75 */
/* This is size of a Browser Source in OBS */
/*** Images ***/
:root {
    /* Declare images */
    --black: url('data:image/png;base64, BASE64_CODE_HERE_BLACK');
    --blue: url('data:image/png;base64, BASE64_CODE_HERE_BLUE');
    /* omitted */
}

a70ker

/*** Images ***/
:root {
    /* Declare images */
    --black: url('data:image/png;base64, BASE64_CODE_HERE_BLACK');
    --blue: url('data:image/png;base64, BASE64_CODE_HERE_BLUE');
    /* omitted */
}
/*** User ***/
/* me */
li.voice-state[data-reactid$="166106359283187713"] img.avatar { content: var(--black);}

a70ker

:root {
    --black: url('data:image/png;base64, BASE64_CODE_HERE_BLACK');
    --blue: url('data:image/png;base64, BASE64_CODE_HERE_BLUE');
    /* Omitted */
    --white: url('data:image/png;base64, BASE64_CODE_HERE_WHITE');
    --yellow: url('data:image/png;base64, BASE64_CODE_HERE_YELLOW');
}

li.voice-state[data-reactid$="USER_A"] img.avatar {
    content: var(--black);

a70ker

:root {
    --you: url('data:image/png;base64, BASE64_CODE_HERE_BRUHBRUHBRUH');
}
li.voice-state[data-reactid$="YOUR_USER_ID"] img.avatar { content: var(--you); }