.root {
  position: absolute;
  top: calc(100% + 5px);
  left: 0;
  width: 260px;
  background: none #fdfdfd;
  background: linear-gradient(to bottom, #fdfdfd 0%,#f6f7f8 100%);
  border: 1px solid #999;
  border-radius: 2px;
  box-sizing: border-box;
  padding: 4px;
}

.root:before {
  content: "";
  display: block;
  position: absolute;
  width: 0;
  height: 0;
  top: -10px;
  left: 10px;
  border: 5px solid transparent;
  border-bottom-color: #999;
}

.root:after {
  content: "";
  display: block;
  position: absolute;
  width: 0;
  height: 0;
  top: -9px;
  left: 10px;
  border: 5px solid transparent;
  border-bottom-color: #fdfdfd;
}

.inner {
  display: flex;
}

.input {
  display: block;
  flex: 1 0 auto;
  height: 30px;
  background: none white;
  border: 1px solid #999;
  border-radius: 2px;
  box-sizing: border-box;
  padding: 2px 6px;
  font-family: inherit;
  font-size: inherit;
  line-height: 24px;
}

.inner .buttonGroup {
  flex: 0 1 auto;
  margin-left: 4px;
  margin-bottom: 0;
}