.btb-select {
  display: table;
  position: relative;
}
.btb-select *,
.btb-select *::after,
.btb-select *::before {
  box-sizing: border-box;
}
.btb-select .select-input {
  display: table-row;
}
.btb-select .input-text {
  display: table-cell;
  font-size: 14px;
  padding: 6px 12px;
  vertical-align: middle;
  width: 100%;
}
.btb-select .input-addition {
  display: table-cell;
  font-size: 14px;
  padding: 6px 12px;
  vertical-align: middle;
  background-color: #ccc;
  border-style: solid solid solid none;
  border-width: 1px 1px 1px medium;
  text-align: center;
  width: 1%;
  cursor: pointer;
}
.btb-select .select-optionList {
  position: absolute;
  background-color: #fff;
  border: 1px solid black;
}
.btb-select .optionList-head,
.btb-select .optionList-body {
  display: table;
  table-layout: fixed;
  width: 100%;
}
.btb-select .head-row,
.btb-select .body-row {
  display: table-row;
}
.btb-select .body-row:hover,
.btb-select .row-noData:hover {
  cursor: pointer;
}
.btb-select .row-cell {
  display: table-cell;
}
.btb-select .cell-noData {
  text-align: center;
}