.b-milestone-wrap .b-gantt-task.b-milestone.email .b-gantt-task-content,
.b-task-rollup.email{
  background-color:#FF6D00;
}

.b-milestone-wrap .b-gantt-task.b-milestone.important .b-gantt-task-content,
.b-task-rollup.important{
  background-color:#222;
}