.nut-signature {
  &__inner {
    height: $signature-height;
    margin-bottom: $signature-margin-bottom;
    border: $signature-border-width solid $signature-border-color;
    display: flex;
    justify-content: center;
    align-items: center;
  }
  &__unsopport {
    font-size: $font-size-base;
  }
  &__btn {
    margin-right: $signature-btn-margin-right !important;
  }
}