#bgm-toggle { min-width:72px; white-space:nowrap; }
#bgm-toggle[data-state="off"] { color:#899893; border-color:#35413e; }
#bgm-toggle[data-state="playing"] { color:#d5eab9; }
#bgm-toggle[data-state="blocked"] { border-color:#77966b; }
@media(max-width:640px) {
  .epoch-heading>div:first-child { min-width:0; }
  .epoch-controls { gap:6px; }
  .epoch-controls #bgm-toggle { min-width:62px; padding:8px 5px; font-size:9px; }
}
@media(max-width:420px) {
  #epoch-progress { display:none; }
}