.ui-dialog-titlebar, 
.ui-button,
.ui-widget-header,
.fc-day-header,
.fc-button
{
   background: #1d5ead;
}

.ui-button
{
   background: #1d5ead !important;
}

.ui-dialog-title,
.ui-button,
.ui-widget-header,
.fc-day-header,
.fc-button
{
   color: #FFFFFF !important;
}

.ui-state-active 
{
   background: #3f9cc3;
}
  
.ui-dialog-content 
{
   background: #F2F5FA;  
}

.fc-buttonwidth 
{
    width: 80px !important;
}