div.dt-button-info { position: fixed; top: 50%; left: 50%; width: 400px; margin-top: -100px; margin-left: -200px; background-color: white; border: 2px solid #111; box-shadow: 3px 3px 8px rgba( 0, 0, 0, 0.3); border-radius: 3px; text-align: center; z-index: 21; h2 { padding: 0.5em; margin: 0; font-weight: normal; border-bottom: 1px solid #ddd; background-color: #f3f3f3; } > div { padding: 1em; } } button.dtb-hide-drop { display: none !important; } div.dt-button-collection-title { text-align: center; padding: 0.3em 0 0.5em; font-size: 0.9em; } div.dt-button-collection-title:empty { display: none; }