Viewing File: /home/maglabs/it/app/design/frontend/Magento/blank/Magento_Invitation/web/css/source/_module.less

// /**
//  * Copyright © Magento, Inc. All rights reserved.
//  * See COPYING.txt for license details.
//  */

//
//  Common
//  _____________________________________________

& when (@media-common = true) {
    .form-add-invitations {
        &:extend(.abs-add-fields all);
        .action {
            &.add {
                .lib-button-icon(
                    @_icon-font-content: @icon-expand,
                    @_icon-font-text-hide: true,
                    @_icon-font-size: 31px
                );
                line-height: normal;
                padding: 2px 0;
                width: auto;
            }
        }
    }
}

.media-width(@extremum, @break) when (@extremum = 'max') and (@break = @screen__m) {
    .form-add-invitations {
        .additional,
        .field.text {
            .lib-css(margin-top, @form-field__vertical-indent);
        }
    }
}

//
//  Desktop
//  _____________________________________________

.media-width(@extremum, @break) when (@extremum = 'min') and (@break = @screen__m) {
    .form-add-invitations {
        &:extend(.abs-add-fields-desktop all);
        .additional,
        .field.text {
            .lib-css(margin-top, @form-field__vertical-indent__desktop);
        }
    }

    .table-invitations {
        .col {
            width: 50%;
        }
    }
}