Fab CSS

IPython/html/static/style/ipython.min.css

@@ -1727,7 +1727,7 div.cell.text_cell.rendered {
   /* Box - ModalView Body */
   max-height: none !important;
 }
-.widget-container {
+.widget-box {
   /* Box */
   box-sizing: border-box;
   -moz-box-sizing: border-box;

IPython/html/static/style/style.min.css

@@ -9499,7 +9499,7 div.cell.text_cell.rendered {
   /* Box - ModalView Body */
   max-height: none !important;
 }
-.widget-container {
+.widget-box {
   /* Box */
   box-sizing: border-box;
   -moz-box-sizing: border-box;