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

/*
  * Corrects `inline-block` display not defined in IE 6/7/8/9 and Firefox 3.
  */

audio,
canvas,
video {
  display: inline-block;
  *display: inline;
  *zoom: 1;
}

/*
  * Prevents modern browsers from displaying `audio` without controls.
  * Remove excess height in iOS 5 devices.
  */

audio:not([controls]) {
  display: none;
  height: 0;
}

/*
  * Addresses styling for `hidden` attribute not present in IE 7/8/9, Firefox 3,
  * and Safari 4.
  * Known issue: no IE 6 support.
  */

[hidden] {
  display: none;
}

/* ==========================================================================
    Base
    ========================================================================== */

/*
  * 1. Corrects text resizing oddly in IE 6/7 when body `font-size` is set using
  *    `em` units.
  * 2. Prevents iOS text size adjust after orientation change, without disabling
  *    user zoom.
  */

html {
  font-size: 100%; /* 1 */
  -webkit-text-size-adjust: 100%; /* 2 */
  -ms-text-size-adjust: 100%; /* 2 */
}

/*
  * Addresses `font-family` inconsistency between `textarea` and other form
  * elements.
  */

html,
button,
input,
select,
textarea {
  font-family: sans-serif;
}

/*
  * Addresses margins handled incorrectly in IE 6/7.
  */

body {
  margin: 0;
}

/* ==========================================================================
    Links
    ========================================================================== */

/*
  * Addresses `outline` inconsistency between Chrome and other browsers.
  */

a:focus {
  outline: thin dotted;
}

/*
  * Improves readability when focused and also mouse hovered in all browsers.
  */

a:active,
a:hover {
  outline: 0;
}

/* ==========================================================================
    Typography
    ========================================================================== */

/*
  * Addresses font sizes and margins set differently in IE 6/7.
  * Addresses font sizes within `section` and `article` in Firefox 4+, Safari 5,
  * and Chrome.
  */

h1 {
  font-size: 2em;
  margin: 0.67em 0;
}

h2 {
  font-size: 1.5em;
  margin: 0.83em 0;
}

h3 {
  font-size: 1.17em;
  margin: 1em 0;
}

h4 {
  font-size: 1em;
  margin: 1.33em 0;
}

h5 {
  font-size: 0.83em;
  margin: 1.67em 0;
}

h6 {
  font-size: 0.75em;
  margin: 2.33em 0;
}

/*
  * Addresses styling not present in IE 7/8/9, Safari 5, and Chrome.
  */

abbr[title] {
  border-bottom: 1px dotted;
}

/*
  * Addresses style set to `bolder` in Firefox 3+, Safari 4/5, and Chrome.
  */

b,
strong {
  font-weight: bold;
}

blockquote {
  margin: 1em 40px;
}

/*
  * Addresses styling not present in Safari 5 and Chrome.
  */

dfn {
  font-style: italic;
}

/*
  * Addresses styling not present in IE 6/7/8/9.
  */

mark {
  background: #ff0;
  color: #000;
}

/*
  * Addresses margins set differently in IE 6/7.
  */

p,
pre {
  margin: 1em 0;
}

/*
  * Corrects font family set oddly in IE 6, Safari 4/5, and Chrome.
  */

code,
kbd,
pre,
samp {
  font-family: monospace, serif;
  _font-family: 'courier new', monospace;
  font-size: 1em;
}

/*
  * Improves readability of pre-formatted text in all browsers.
  */

pre {
  white-space: pre;
  white-space: pre-wrap;
  word-wrap: break-word;
}

/*
  * Addresses CSS quotes not supported in IE 6/7.
  */

q {
  quotes: none;
}

/*
  * Addresses `quotes` property not supported in Safari 4.
  */

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

/*
  * Addresses inconsistent and variable font size in all browsers.
  */

small {
  font-size: 80%;
}

/*
  * Prevents `sub` and `sup` affecting `line-height` in all browsers.
  */

sub,
sup {
  font-size: 75%;
  line-height: 0;
  position: relative;
  vertical-align: baseline;
}

sup {
  top: -0.5em;
}

sub {
  bottom: -0.25em;
}

/* ==========================================================================
    Lists
    ========================================================================== */

/*
  * Addresses margins set differently in IE 6/7.
  */

dl,
menu,
ol,
ul {
  margin: 1em 0;
}

dd {
  margin: 0 0 0 40px;
}

/*
  * Addresses paddings set differently in IE 6/7.
  */

menu,
ol,
ul {
  padding: 0 0 0 40px;
}

/*
  * Corrects list images handled incorrectly in IE 7.
  */

nav ul,
nav ol {
  list-style: none;
  list-style-image: none;
}

/* ==========================================================================
    Embedded content
    ========================================================================== */

/*
  * 1. Removes border when inside `a` element in IE 6/7/8/9 and Firefox 3.
  * 2. Improves image quality when scaled in IE 7.
  */

img {
  border: 0; /* 1 */
  -ms-interpolation-mode: bicubic; /* 2 */
}

/*
  * Corrects overflow displayed oddly in IE 9.
  */

svg:not(:root) {
  overflow: hidden;
}

/* ==========================================================================
    Figures
    ========================================================================== */

/*
  * Addresses margin not present in IE 6/7/8/9, Safari 5, and Opera 11.
  */

figure {
  margin: 0;
}

/* ==========================================================================
    Forms
    ========================================================================== */

/*
  * Corrects margin displayed oddly in IE 6/7.
  */

form {
  margin: 0;
}

/*
  * Define consistent border, margin, and padding.
  */

fieldset {
  border: 1px solid #c0c0c0;
  margin: 0 2px;
  padding: 0.35em 0.625em 0.75em;
}

/*
  * 1. Corrects color not being inherited in IE 6/7/8/9.
  * 2. Corrects text not wrapping in Firefox 3.
  * 3. Corrects alignment displayed oddly in IE 6/7.
  */

legend {
  border: 0; /* 1 */
  padding: 0;
  white-space: normal; /* 2 */
  *margin-left: -7px; /* 3 */
}

/*
  * 1. Corrects font size not being inherited in all browsers.
  * 2. Addresses margins set differently in IE 6/7, Firefox 3+, Safari 5,
  *    and Chrome.
  * 3. Improves appearance and consistency in all browsers.
  */

button,
input,
select,
textarea {
  font-size: 100%; /* 1 */
  margin: 0; /* 2 */
  vertical-align: baseline; /* 3 */
  *vertical-align: middle; /* 3 */
}

/*
  * Addresses Firefox 3+ setting `line-height` on `input` using `!important` in
  * the UA stylesheet.
  */

button,
input {
  line-height: normal;
}

/*
  * 1. Avoid the WebKit bug in Android 4.0.* where (2) destroys native `audio`
  *    and `video` controls.
  * 2. Corrects inability to style clickable `input` types in iOS.
  * 3. Improves usability and consistency of cursor style between image-type
  *    `input` and others.
  * 4. Removes inner spacing in IE 7 without affecting normal text inputs.
  *    Known issue: inner spacing remains in IE 6.
  */

button,
 html input[type="button"], /* 1 */
 input[type="reset"],
 input[type="submit"] {
  -webkit-appearance: button; /* 2 */
  cursor: pointer; /* 3 */
  *overflow: visible; /* 4 */
}

/*
  * Re-set default cursor for disabled elements.
  */

button[disabled],
input[disabled] {
  cursor: default;
}

/*
  * 1. Addresses box sizing set to content-box in IE 8/9.
  * 2. Removes excess padding in IE 8/9.
  * 3. Removes excess padding in IE 7.
  *    Known issue: excess padding remains in IE 6.
  */

input[type='checkbox'],
input[type='radio'] {
  box-sizing: border-box; /* 1 */
  padding: 0; /* 2 */
  *height: 13px; /* 3 */
  *width: 13px; /* 3 */
}

/*
  * 1. Addresses `appearance` set to `searchfield` in Safari 5 and Chrome.
  * 2. Addresses `box-sizing` set to `border-box` in Safari 5 and Chrome
  *    (include `-moz` to future-proof).
  */

input[type='search'] {
  -webkit-appearance: textfield; /* 1 */
  -moz-box-sizing: content-box;
  -webkit-box-sizing: content-box; /* 2 */
  box-sizing: content-box;
}

/*
  * Removes inner padding and search cancel button in Safari 5 and Chrome
  * on OS X.
  */

input[type='search']::-webkit-search-cancel-button,
input[type='search']::-webkit-search-decoration {
  -webkit-appearance: none;
}

/*
  * Removes inner padding and border in Firefox 3+.
  */

button::-moz-focus-inner,
input::-moz-focus-inner {
  border: 0;
  padding: 0;
}

/*
  * 1. Removes default vertical scrollbar in IE 6/7/8/9.
  * 2. Improves readability and alignment in all browsers.
  */

textarea {
  overflow: auto; /* 1 */
  vertical-align: top; /* 2 */
}

/* ==========================================================================
    Tables
    ========================================================================== */

/*
  * Remove most spacing between table cells.
  */

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