<div class="month-picker">
  <a href="#" class="month-picker-nav" title="Not implemented">&lt;</a>
  <fieldset class="month-picker-fieldset">
    <input type="radio" name="month" value="jan" id="jan">
    <label for="jan" class="month-picker-label">Jan</label>
    <input type="radio" name="month" value="feb" id="feb">
    <label for="feb" class="month-picker-label">Feb</label>
    <input type="radio" name="month" value="mar" id="mar">
    <label for="mar" class="month-picker-label">Mar</label>
    <input type="radio" name="month" value="apr" id="apr">
    <label for="apr" class="month-picker-label">Apr</label>
    <input type="radio" name="month" value="may" id="may">
    <label for="may" class="month-picker-label">May</label>
    <input type="radio" name="month" value="jun" id="jun">
    <label for="jun" class="month-picker-label">Jun</label>
    <input type="radio" name="month" value="jul" id="jul">
    <label for="jul" class="month-picker-label">Jul</label>
    <input type="radio" name="month" value="aug" id="aug">
    <label for="aug" class="month-picker-label">Aug</label>
    <input type="radio" name="month" value="sep" id="sep" checked>
    <label for="sep" class="month-picker-label">Sep</label>
    <input type="radio" name="month" value="oct" id="oct">
    <label for="oct" class="month-picker-label">Oct</label>
    <input type="radio" name="month" value="nov" id="nov">
    <label for="nov" class="month-picker-label">Nov</label>
    <input type="radio" name="month" value="dec" id="dec">
    <label for="dec" class="month-picker-label">Dec</label>
  </fieldset>
  <a href="#" class="month-picker-nav" title="Not implemented">&gt;</a>
</div>

/*
 * Copyright (c) 2012-2013 Thibaut Courouble
 * http://www.cssflow.com
 * Licensed under the MIT License
 *
 * Sass/SCSS source: https://goo.gl/yUpMF
 * PSD by Liam McCabe: https://goo.gl/RlGjy
 */

html, body {
  min-height: 100%;
}

body {
  font: 12px/20px "Lucida Grande", Tahoma, Verdana, sans-serif;
  color: #404040;
  background: #282537;
  background-image: -webkit-radial-gradient(top, circle cover, #3c3b52 0%, #252233 80%);
  background-image: -moz-radial-gradient(top, circle cover, #3c3b52 0%, #252233 80%);
  background-image: -o-radial-gradient(top, circle cover, #3c3b52 0%, #252233 80%);
  background-image: radial-gradient(top, circle cover, #3c3b52 0%, #252233 80%);
}

.month-picker {
  margin: 80px auto;
  width: 600px;
  text-align: center;
}

.month-picker-fieldset {
  display: inline-block;
  padding: 0 7px;
  background: rgba(0, 0, 0, 0.4);
  border-radius: 5px;
  -webkit-box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.7), inset 0 2px 2px rgba(0, 0, 0, 0.3), 0 1px rgba(255, 255, 255, 0.1);
  box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.7), inset 0 2px 2px rgba(0, 0, 0, 0.3), 0 1px rgba(255, 255, 255, 0.1);
}

.month-picker-fieldset > input {
  position: absolute;
  clip: rect(1px, 1px, 1px, 1px);
}

.month-picker-label, .month-picker-nav {
  display: inline-block;
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  line-height: 25px;
  vertical-align: top;
  cursor: pointer;
}

input:focus + .month-picker-label, .month-picker-nav:focus {
  outline: 2px solid #5e9ed7;
  outline: 5px auto -webkit-focus-ring-color;
}

.month-picker-label {
  position: relative;
  padding: 0 7px;
  font-size: 12px;
  font-weight: 200;
  color: #8d8ba6;
  text-transform: uppercase;
  text-shadow: 0 1px 1px black;
}

.month-picker-label, .month-picker-label:before {
  -webkit-transition: 0.15s ease-out;
  -moz-transition: 0.15s ease-out;
  -o-transition: 0.15s ease-out;
  transition: 0.15s ease-out;
}

.month-picker-label:before {
  content: '';
  position: absolute;
  top: -2px;
  bottom: -2px;
  left: -2px;
  right: -2px;
  border: 2px solid;
  border-color: #e4e0fb #b6b1d1 #b6b1d1;
  border-radius: 6px;
  opacity: 0;
  -webkit-box-shadow: 0 0 1px rgba(0, 0, 0, 0.2);
  box-shadow: 0 0 1px rgba(0, 0, 0, 0.2);
}

input:checked + .month-picker-label {
  color: white;
  background: #302e42;
  background-image: -webkit-linear-gradient(top, #302e42, #29253b);
  background-image: -moz-linear-gradient(top, #302e42, #29253b);
  background-image: -o-linear-gradient(top, #302e42, #29253b);
  background-image: linear-gradient(to bottom, #302e42, #29253b);
}

input:checked + .month-picker-label:before {
  opacity: 1;
}

.month-picker-nav {
  width: 25px;
  font-size: 16px;
  font-weight: bold;
  color: rgba(0, 0, 0, 0.7);
  text-align: center;
  text-decoration: none;
  text-shadow: 0 1px rgba(255, 255, 255, 0.1);
}