lottery/resources/scss/base/bootstrap-extended/_button-group.scss

//
// Split button dropdowns
//

.dropdown-toggle-split {
  padding-right: $btn-padding-x / 1.9;
  padding-left: $btn-padding-x / 1.9;
}

.btn-lg + .dropdown-toggle-split,
.btn-group-lg > .btn + .dropdown-toggle-split {
  padding-right: $input-btn-padding-x-lg / 1.75;
  padding-left: $input-btn-padding-x-lg / 1.75;
}

.btn-sm + .dropdown-toggle-split,
.btn-group-sm > .btn + .dropdown-toggle-split {
  padding-right: $input-btn-padding-x-sm / 1.9;
  padding-left: $input-btn-padding-x-sm / 1.9;
}

// button group border
.btn-group {
  [class*='btn-']:not([class*='btn-outline-']):not([class*='btn-flat-']):not([class*='btn-gradient-']):not([class*='btn-relief-']) {
    border-left-color: rgba($black, 0.08) !important;
    border-right-color: rgba($black, 0.08) !important;
  }
}

// remove first btn group border left
.btn-group
  > .btn:not([class*='btn-outline-']):not([class*='btn-flat-']):not([class*='btn-gradient-']):not([class*='btn-relief-']):first-child,
.btn-group
  > .btn:not([class*='btn-outline-']):not([class*='btn-flat-']):not([class*='btn-gradient-']):not([class*='btn-relief-']):first-of-type {
  border-left-color: transparent !important;
}

// remove last btn group border right
.btn-group
  > .btn:not([class*='btn-outline-']):not([class*='btn-flat-']):not([class*='btn-gradient-']):not([class*='btn-relief-']):last-child,
.btn-group
  > .btn:not([class*='btn-outline-']):not([class*='btn-flat-']):not([class*='btn-gradient-']):not([class*='btn-relief-']):last-of-type {
  border-right-color: transparent !important;
}

//  toggle button
.btn-group-toggle {
  [class*='btn-outline-'] {
    &:not(:last-child) {
      border-right-width: 0 !important;
    }
  }
  :not([class*='btn-outline-']) {
    &.active,
    &:active {
      box-shadow: inset $box-shadow;
    }
  }
}