.fix-btn .inner-wrap > button {
  padding-bottom: constant(safe-area-inset-bottom);
  padding-bottom: env(safe-area-inset-bottom);
  height: calc(constant(safe-area-inset-bottom) + 69.2px);
  height: calc(env(safe-area-inset-bottom) + 69.2px);
}

/* mo */
@media screen and (max-width: 680px) {
  .fix-btn .inner-wrap > button {
    height: calc(constant(safe-area-inset-bottom) + 49px);
    height: calc(env(safe-area-inset-bottom) + 49px);
  }
}