Dcat-Admin/resources/assets/sass/plugins/forms/form-inputs-groups.scss

// Core variables and mixins
@import "../../bootstrap/functions";
@import "../../bootstrap/mixins";

// Core variables and mixins overrides
@import "../../core/variables/variables";
@import "../../bootstrap/variables";

// Overrides user variable
@import "../../core/variables/components-variables";

/* For Input Group TouchPin */

#touchspin{
    .input-group.bootstrap-touchspin{
        .input-group-prepend, .input-group-append{
            display: block;
        }
    }
}

/* For Input Group TouchPin */

// form-input-groups
.segmented-buttons-with-dropdown, .buttons-with-dropdown{
  .input-group{
     .form-control{
      height: 3rem;
    }
  }
} 

.bootstrap-touchspin{
  &.touchspin-with-icon{
    .input-group-append{
      .input-group-text{
        i{
          font-size: 1.25rem;
        }
      }
    }
  }
}
.bootstrap-touchspin-spinners{
  .touchspin-spinners-wrapper{
      .input-group{
        .touchspin, .touchspin-stop-mousewheel{
          height: calc(#{$input-height-inner - 0.05rem} + #{$input-height-border + 0.2px});
        }        
        &.touchspin-with-icon{
          .input-group-text.bootstrap-touchspin-postfix{
            padding: 0.85rem 1rem;
          }
        }
      }
      .default-height{
        .input-group{
            &.touchspin-vertical{
              height: calc(2.9rem + 2px);
          }          
        }
      }
    }
}