html, body, div, span, applet, object, iframe,
h1, h2, h3, h4, h5, h6, p, blockquote, pre,
a, abbr, acronym, address, big, cite, code,
del, dfn, em, img, ins, kbd, q, s, samp,
small, strike, strong, sub, sup, tt, var,
b, u, i, center,
dl, dt, dd, ol, ul, li,
fieldset, form, label, legend,
table, caption, tbody, tfoot, thead, tr, th, td,
article, aside, canvas, details, embed,
figure, figcaption, footer, header, hgroup,
menu, nav, output, ruby, section, summary,
time, mark, audio, video {
  margin: 0;
  padding: 0;
  border: 0;
  font-size: 100%;
  font: inherit;
  vertical-align: baseline;
}

article, aside, details, figcaption, figure,
footer, header, hgroup, menu, nav, section {
  display: block;
}

body {
  line-height: 1;
}

ol, ul {
  list-style: none;
}

blockquote, q {
  quotes: none;
}

blockquote:before, blockquote:after,
q:before, q:after {
  content: '';
  content: none;
}

table {
  border-collapse: collapse;
  border-spacing: 0;
}

.about {
  margin: 70px auto 40px;
  padding: 8px;
  width: 260px;
  font: 10px/18px 'Lucida Grande', Arial, sans-serif;
  color: #bbb;
  text-align: center;
  text-shadow: 0 -1px rgba(0, 0, 0, 0.3);
  background: #383838;
  background: rgba(34, 34, 34, 0.8);
  border-radius: 4px;
  background-image: -webkit-linear-gradient(top, rgba(0, 0, 0, 0), rgba(0, 0, 0, 0.3));
  background-image: -moz-linear-gradient(top, rgba(0, 0, 0, 0), rgba(0, 0, 0, 0.3));
  background-image: -o-linear-gradient(top, rgba(0, 0, 0, 0), rgba(0, 0, 0, 0.3));
  background-image: linear-gradient(to bottom, rgba(0, 0, 0, 0), rgba(0, 0, 0, 0.3));
  -webkit-box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.2), 0 0 6px rgba(0, 0, 0, 0.4);
  box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.2), 0 0 6px rgba(0, 0, 0, 0.4);
}
.about a {
  color: #eee;
  text-decoration: none;
  border-radius: 2px;
  -webkit-transition: background 0.1s;
  -moz-transition: background 0.1s;
  -o-transition: background 0.1s;
  transition: background 0.1s;
}
.about a:hover {
  text-decoration: none;
  background: #555;
  background: rgba(255, 255, 255, 0.15);
}

.about-links {
  height: 30px;
}
.about-links > a {
  float: left;
  width: 50%;
  line-height: 30px;
  font-size: 12px;
}

.about-author {
  margin-top: 5px;
}
.about-author > a {
  padding: 1px 3px;
  margin: 0 -1px;
}

/*
 * Copyright (c) 2012-2013 Thibaut Courouble
 * http://www.cssflow.com
 *
 * Licensed under the MIT License:
 * http://www.opensource.org/licenses/mit-license.php
 */
input, button {
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  box-sizing: border-box;
}

::-moz-focus-inner {
  padding: 0;
  border: 0;
}

@font-face {
  font-family: 'UbuntuMono';
  font-style: normal;
  font-weight: normal;
  src: url(../fonts/UbuntuMono.woff) format("woff");
}

body {
  font: 12px/20px 'Lucida Grande', Tahoma, Verdana, sans-serif;
  color: #404040;
  background: #d8e5e5;
}

.calc {
  margin: 50px auto;
  padding: 15px;
  width: 177px;
  background: #3d4543;
  border: 1px solid #222;
  border-radius: 4px;
  background-image: -webkit-linear-gradient(top, #3d4543, #2f2a2f);
  background-image: -moz-linear-gradient(top, #3d4543, #2f2a2f);
  background-image: -o-linear-gradient(top, #3d4543, #2f2a2f);
  background-image: linear-gradient(to bottom, #3d4543, #2f2a2f);
  -webkit-box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.1), 0 0 4px rgba(0, 0, 0, 0.5);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.1), 0 0 4px rgba(0, 0, 0, 0.5);
}

.calc-display {
  margin: 0 0 20px;
  padding: 3px;
  background: #222;
  border-radius: 3px;
  -webkit-box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.1), 0 0 0 1px rgba(255, 255, 255, 0.08);
  box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.1), 0 0 0 1px rgba(255, 255, 255, 0.08);
}

.calc-display-input {
  display: block;
  width: 100%;
  height: 35px;
  padding: 0 8px;
  font: 26px/35px UbuntuMono, monospace;
  color: #444;
  text-align: right;
  background: #bccd95;
  background-clip: padding-box;
  /* Don't let the background bleed outside the border */
  border: 1px solid #222;
  border-radius: 2px;
  background-image: -webkit-linear-gradient(top, #bccd95, #e0f5b1);
  background-image: -moz-linear-gradient(top, #bccd95, #e0f5b1);
  background-image: -o-linear-gradient(top, #bccd95, #e0f5b1);
  background-image: linear-gradient(to bottom, #bccd95, #e0f5b1);
  -webkit-box-shadow: inset 0 2px 3px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(255, 255, 255, 0.12);
  box-shadow: inset 0 2px 3px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(255, 255, 255, 0.12);
}

.calc-row {
  margin-top: 7px;
  zoom: 1;
}
.calc-row:before, .calc-row:after {
  content: '';
  display: table;
}
.calc-row:after {
  clear: both;
}

.calc-button {
  float: left;
  padding: 0;
  margin: 0 0 0 7px;
  width: 39px;
  font: 14px/23px UbuntuMono, monospace;
  color: white;
  text-align: center;
  text-decoration: none;
  text-shadow: 0 1px rgba(0, 0, 0, 0.4);
  background: #313131;
  background-clip: padding-box !important;
  /* !important because FF overrides the value on :active */
  border: 0;
  /* IE 8 fix */
  border: 1px solid rgba(0, 0, 0, 0.8);
  border-radius: 3px;
  cursor: pointer;
  background-image: -webkit-linear-gradient(top, #313131, #1c1c1c);
  background-image: -moz-linear-gradient(top, #313131, #1c1c1c);
  background-image: -o-linear-gradient(top, #313131, #1c1c1c);
  background-image: linear-gradient(to bottom, #313131, #1c1c1c);
  -webkit-box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.08), 0 1px rgba(0, 0, 0, 0.3), 0 0 0 1px rgba(255, 255, 255, 0.08);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.08), 0 1px rgba(0, 0, 0, 0.3), 0 0 0 1px rgba(255, 255, 255, 0.08);
}
.calc-button:first-child {
  margin-left: 0;
}
.calc-button:active {
  background: #282828;
  -webkit-box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.6), 0 1px rgba(0, 0, 0, 0.1), 0 0 0 1px rgba(255, 255, 255, 0.05);
  box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.6), 0 1px rgba(0, 0, 0, 0.1), 0 0 0 1px rgba(255, 255, 255, 0.05);
}

.calc-button-gray {
  background: #6f6f6f;
  background-image: -webkit-linear-gradient(top, #6f6f6f, #515151);
  background-image: -moz-linear-gradient(top, #6f6f6f, #515151);
  background-image: -o-linear-gradient(top, #6f6f6f, #515151);
  background-image: linear-gradient(to bottom, #6f6f6f, #515151);
}
.calc-button-gray:active {
  background: #555;
}

.calc-button-red {
  background: #ff4561;
  background-image: -webkit-linear-gradient(top, #ff7286, #ff4561);
  background-image: -moz-linear-gradient(top, #ff7286, #ff4561);
  background-image: -o-linear-gradient(top, #ff7286, #ff4561);
  background-image: linear-gradient(to bottom, #ff7286, #ff4561);
}
.calc-button-red:active {
  background: #ff4561;
}

.calc-button-yellow {
  background: #ffa70c;
  background-image: -webkit-linear-gradient(top, #ffb935, #ffa70c);
  background-image: -moz-linear-gradient(top, #ffb935, #ffa70c);
  background-image: -o-linear-gradient(top, #ffb935, #ffa70c);
  background-image: linear-gradient(to bottom, #ffb935, #ffa70c);
}
.calc-button-yellow:active {
  background: #ffa70c;
}

.calc-button-big {
  font-size: 16px;
}

.lt-ie8 .calc-display-input {
  width: 152px;
}

/* border-box fix */
.lt-ie7 .calc-row {
  margin-left: -7px;
}

/* first-child fix */