fullcalendar/src/view.scss

/* View Structure
--------------------------------------------------------------------------------------------------*/

/* undo twitter bootstrap's box-sizing rules. normalizes positioning techniques */
/* don't do this for the toolbar because we'll want bootstrap to style those buttons as some pt */
.fc-view-container *,
.fc-view-container *:before,
.fc-view-container *:after {
  -webkit-box-sizing: content-box;
     -moz-box-sizing: content-box;
          box-sizing: content-box;
}

.fc-view, /* scope positioning and z-index's for everything within the view */
.fc-view > table { /* so dragged elements can be above the view's main element */
  position: relative;
  z-index: 1;
}