vault-frontend/src/components/input/ButtonGroup/styles.module.scss

.wrap {
  display: flex;
  flex-direction: row;

  & > * {
    border-radius: 0;
    box-shadow: transparentize($color: #000000, $amount: 0.1) 1px 0;

    &:last-child {
      border-radius: 0 $input_radius $input_radius 0;

      &.small {
        border-radius: 0 3px 3px 0;
      }
    }

    &:first-child {
      border-radius: $input_radius 0 0 $input_radius;
    }
  }
}