如何禁用Fullcalendar的自动宽度/填充多日事件

I have built an app using Fullcalendar, and I want to disable FullCalendar's automatic margins/paddings/width/whatever causes multi-day events to extend a few pixels past the edge of the single-day events, so that they are all visually flush. How can I go about doing this, preferably without tampering with the original fullcalendar.js file? If that is the only way, I will accept that, of course.I have built an app using Fullcalendar, and I w