<div class="box">
  <select>
    <option>Option 1</option>
    <option>Option 2</option>
    <option>Option 3</option>
    <option>Option 4</option>
    <option>Option 5</option>
  </select>
</div>
body {
  margin: 0;
  padding: 0;
  background-color: #004882;
}

.box {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.box select {
  background-color: #0563af;
  color: white;
  padding: 12px;
  width: 250px;
  border: none;
  font-size: 20px;
  box-shadow: 0 5px 25px rgba(0, 0, 0, 0.2);
  -webkit-appearance: button;
  appearance: button;
  outline: none;
}

.box::before {
  content: "\f13a";
  font-family: FontAwesome;
  position: absolute;
  top: 0;
  right: 0;
  width: 20%;
  height: 100%;
  text-align: center;
  font-size: 28px;
  line-height: 45px;
  color: rgba(255, 255, 255, 0.5);
  background-color: rgba(255, 255, 255, 0.1);
  pointer-events: none;
}

.box:hover::before {
  color: rgba(255, 255, 255, 0.6);
  background-color: rgba(255, 255, 255, 0.2);
}

.box select option {
  padding: 30px;
}

External CSS

  1. https://cdnjs.cloudflare.com/ajax/libs/font-awesome/4.7.0/css/font-awesome.min.css

External JavaScript

This Pen doesn't use any external JavaScript resources.