.zent-date-range-picker__filter {
  display: inline-block;
}
.zent-date-range-picker__btn {
  margin-left: 10px;
  display: inline-block;
  padding: 2px 4px;
  font-size: 12px;
  color: #bbb;
  cursor: pointer;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  border: 1px solid #e5e5e5;
  border-radius: 2px
}
.zent-date-range-picker__btn:first-child {
  margin-left: 15px;
}
.zent-date-range-picker__btn:hover {
  color: #38f;
  border-color: #38f;
}
.zent-date-range-picker__btn.active {
  border-color: #38f;
  color: #38f;
}