alfresco-ng2-components/lib/content-services/breadcrumb/dropdown-breadcrumb.component.scss

@mixin adf-breadcrumb-dropdown-theme($theme) {
    $primary: map-get($theme, primary);
    $dropdownHorizontalOffset: 30px;

    .adf {
        &-dropdown-breadcrumb {
            display: flex;
            justify-content: flex-start;
            width: 100%;
        }

        &-dropdown-breadcumb-trigger {
            cursor: pointer;
            padding: 0;
            border: none;
            background: transparent;
        }

        &-dropdown-breadcumb-trigger.isRoot {
            cursor: not-allowed;
        }

        &-dropdown-breadcrumb-path {
            width: 0;
            height: 0;
            overflow: hidden;
            margin-top: 35px;
            margin-left: -$dropdownHorizontalOffset;

            &.mat-select {
                width: 0;
            }
        }

        &-current-folder {
            text-align: left;
            margin-left: $dropdownHorizontalOffset;
            line-height: 26px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            display: inline-block;
            width: 75%;
        }

        &-current-folder.isRoot {
            margin-left: 0;
        }

        &-dropdown-breadcrumb-path-option.mat-option {
            height: 28px;
            line-height: 28px;
            padding: 0 12px;
            font-size: 13px;
        }

        &-dropdown-breadcrumb-path-option.mat-option:first-child {
            padding-top: 4px;
        }

        &-dropdown-breadcrumb-path-option.mat-option:last-child {
            padding-bottom: 4px;
        }
    }
}