th, td {
  padding: 15px;
  text-align: left;
  background-color: #F0F0F0;
}

.cprstart{
    height:200px;
    width:200px;
}

.beatmungstart{
    height:200px;
    width:200px;
}

.helferwechsel{
    height:200px;
    width:200px;
}