JSFiddle - React, Tailwind, and code Playground

Fliplet Select Style - TWu

by Hugo Carneiro

HTML

<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css">
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js"></script>
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.min.css">
<div class="form-horizontal">
  <div class="form-group">
    <div class="col-sm-4 control-label">
      <label for="select-menu">Select a data source</label>
    </div>
    <div class="col-sm-8">
      <label for="select_datasource" class="select-proxy-display">
        <select name="select_datasource" id="select_datasource" data-label="select" class="hidden-select form-control" disabled>
          <option selected value="">-- Select a data source --</option>
          <option value="1">Sample data 1</option>
        </select>
        <span class="icon fa fa-chevron-down"></span>
        <span class="select-value-proxy">-- Select a data source --</span>
      </label>
    </div>
  </div>
</div>

SCSS

/* FORMS */

.form-control {
  border-radius: 6px;
  border: 1px solid #e4e9eb;
  color: #333;
  height: 44px;
  line-height: 44px;
  padding: 0 15px;
  -webkit-box-shadow: none;
  box-shadow: none;
}

/* SELECT */

.select-proxy-display {
  width: 100%;
  height: 44px;
  margin: 0 auto;
  padding: 0 44px 0 0;
  background: #fff;
  border: 1px solid #e4e9eb;
  border-radius: 6px;
  cursor: pointer;
  outline: 0;
  font-weight: 400;
  line-height: 44px;
  position: relative;
  color: #333;
}

.select-proxy-display > .hidden-select {
  position: absolute;
  top: -1px;
  bottom: -1px;
  left: 0;
  right: 0;
  cursor: pointer;
  opacity: 0;
  z-index: 1;
}

.select-proxy-display > .hidden-select[disabled] {
  cursor: not-allowed;
}

.select-proxy-display > .select-value-proxy {
  position: absolute;
  left: 0;
  top: 0;
  right: 42px;
  bottom: 0;
  padding-left: 15px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.select-proxy-display > .hidden-select[disabled] ~ .select-value-proxy {
  background: #e4e9eb;
}

.select-proxy-display > .icon {
  position: absolute;
  width: 44px;
  top: -1px;
  right: -1px;
  bottom: -1px;
  background-color: #00abd2;
  text-align: center;
  line-height: 44px;
  font-size: 18px;
  color: #FFF;
  border-top-right-radius: 6px;
  border-bottom-right-radius: 6px;
  border-left: 1px solid #e4e9eb;
}

JavaScript

$(document).on('change', '.hidden-select', function(){
  var selectedValue = $(this).val();
  var selectedText = $(this).find("option:selected").text();
  $(this).parents('.select-proxy-display').find('.select-value-proxy').text(selectedText);
});