#countdown {
  width: 100%;
}
label {
  clear: both;
  display: block;
   font-size: 12px;
}

#xr {
  
  
  
}
#countdown span {
  background: #313233;
  color: #FFF;
  font-size: 50px;
  font-weight: normal;
  text-align: center;
  width: 25%;
  dispaly: block;
  float: left;
  border-right: 1px solid #FFF;
}
#countdown span:last-child {
  border-right: 1px solid #313233;
}