Umbraco-CMS/src/Umbraco.Cms.StaticAssets/wwwroot/App_Plugins/Umbraco.BlockGridEditor.DefaultCustomViews/umbBlockGridDemoRichTextBlock.html

<style>

    .text {
        position: relative;
        display: block;
        cursor: pointer;
        background-color: transparent;
        text-align: left;
        user-select: none;
        border: none;
        padding: 0;
        height: 100%;
        padding-top: 1px;
        margin-top: -1px;
        transition: border-color 120ms, background-color 120ms;

        font-family: 'Lato';
        font-weight: 300;
        line-height: 1.5;
    }

</style>

<div class="text" ng-click="block.edit()" ng-focus="block.focus" ng-bind-html="block.data.richText.markup | safe_html" style="margin: 0 20px;">
</div>