@import url(http://netdna.bootstrapcdn.com/font-awesome/2.0/css/font-awesome.css);

* {
  -moz-box-sizing: border-box;
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  list-style: none;
  position: relative
}

html,
body {
  height: 100%;
}

body {
  background: #f06060;
  
}

.csstransforms .cn-wrapper {
  font-size:1em;
  width: 26em;
  height: 26em;
  overflow: hidden;
  position: fixed;
  z-index: 10;
  bottom: -13em;
  left: 50%;
  border-radius: 50%;
  margin-left: -13em;
  transform: scale(0.1);
  transition: all .3s ease;
}
/* class applied to the container via JavaScript that will scale the navigation up */
.csstransforms .opened-nav {
  border-radius: 50%;
  transform: scale(1);
}

.cn-button {
  border:none;
  background:none;
  color: white;
  text-align: Center;
  font-size: 1.5em;
  padding-bottom: 1em;
  height: 3.5em;
  width: 3.5em;
  background-color: #111;
  position: fixed;
  left: 50%;
  margin-left: -1.75em;
  bottom: -1.75em;
  border-radius: 50%;
  cursor: pointer;
  z-index: 11
}
.cn-button:hover,
.cn-button:active,
.cn-button:focus{
  background-color: #222;
}

.cn-overlay{
  width:100%
  height:100%;
  background-color: rgba(0,0,0,0.6);
  position:fixed;
  top:0;
  left:0;
  bottom:0;
  right:0;
  opacity:0;
  transition: all .3s ease;
  z-index:2;
  pointer-events:none;
}

/* Class added to the overlay via JavaScript to show it when navigation is open */
.cn-overlay.on-overlay{
  pointer-events:auto;
  opacity:1;
}

.csstransforms .cn-wrapper li {
  position: absolute;
  font-size: 1.5em;
  width: 10em;
  height: 10em;
  transform-origin: 100% 100%;
  overflow: hidden;
  left: 50%;
  top: 50%;
  margin-top: -1.3em;
  margin-left: -10em;
  transition: border .3s ease;
}

.csstransforms .cn-wrapper li a {
  display: block;
  font-size: 1.18em;
  height: 14.5em;
  width: 14.5em;
  position: absolute;
  bottom: -7.25em;
  right: -7.25em;
  border-radius: 50%;
  text-decoration: none;
  color: #fff;
  padding-top: 1.8em;
  text-align: center;
  transform: skew(-50deg) rotate(-70deg) scale(1);
  transition: opacity 0.3s, color 0.3s;
}

.csstransforms .cn-wrapper li a span {
  font-size: 1.1em;
  opacity: 0.7;
}
/* for a central angle x, the list items must be skewed by 90-x degrees
in our case x=40deg so skew angle is 50deg
items should be rotated by x, minus (sum of angles - 180)2s (for this demo) */

.csstransforms .cn-wrapper li:first-child {
  transform: rotate(-10deg) skew(50deg);
}

.csstransforms .cn-wrapper li:nth-child(2) {
  transform: rotate(30deg) skew(50deg);
}

.csstransforms .cn-wrapper li:nth-child(3) {
  transform: rotate(70deg) skew(50deg)
}

.csstransforms .cn-wrapper li:nth-child(4) {
  transform: rotate(110deg) skew(50deg);
}

.csstransforms .cn-wrapper li:nth-child(5) {
  transform: rotate(150deg) skew(50deg);
}

.csstransforms .cn-wrapper li:nth-child(odd) a {
  background-color: #F5B20B;
  background-color: hsla(43, 96%, 56%, 1);
}

.csstransforms .cn-wrapper li:nth-child(even) a {
  background-color: #C89202;
  background-color: hsla(44, 98%, 45%, 1);
}

/* active style */
.csstransforms .cn-wrapper li.active a {
  background-color: #DB9F00;
  background-color: hsla(44, 100%, 40%, 1);
}

/* hover style */
.csstransforms .cn-wrapper li:not(.active) a:hover,
.csstransforms .cn-wrapper li:not(.active) a:active,
.csstransforms .cn-wrapper li:not(.active) a:focus {
  background-color: #DB9F00;
  background-color: hsla(44, 88%, 79%, 1);
}
.csstransforms .cn-wrapper li:not(.active) a:focus {
  position: fixed; /* fix the "displacement" bug in webkit browsers when using tab key */
}

.no-csstransforms .cn-wrapper{
  font-size:1em;
  height:5em;
  width:25.15em;
  bottom:0;
  margin-left: -12.5em;
  overflow: hidden;
  position: fixed;
  z-index: 10;
  left:50%;
  border:1px solid #ddd;
}

.no-csstransforms .cn-button{
  display:none;
}

.no-csstransforms .cn-wrapper li{
  position:static;
  float:left;
  font-size:1em;
  height:5em;
  width:5em;
  background-color: #eee;
  text-align:center;
  line-height:5em;
}

.no-csstransforms .cn-wrapper li a{
  display:block;
  width:100%;
  height:100%;
  text-decoration:none;
  color:inherit;
  font-size:1.3em;
  border-right: 1px solid #ddd;
}

.no-csstransforms .cn-wrapper li a:last-child{
  border:none;
}

.no-csstransforms .cn-wrapper li a:hover,
.no-csstransforms .cn-wrapper li a:active,
.no-csstransforms .cn-wrapper li a:focus{
  background-color: white;
}

.no-csstransforms .cn-wrapper li.active a {
  background-color: #6F325C;
  color: #fff;
}

@media screen and (max-width:480px){
  .csstransforms .cn-wrapper{
    font-size:.68em;
  }
  .cn-button{
    font-size:1em;
  }
  .csstransforms .cn-wrapper li {
    font-size:1.52em;
  }
}

@media screen and (max-width:320px){
  .no-csstransforms .cn-wrapper{
    width:15.15px;
    margin-left: -7.5em;
  }
  .no-csstransforms .cn-wrapper li{
    height:3em;
    width:3em;
  }
}