@import url(https://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
}



.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;
  -webkit-transform: scale(0.1);
  -ms-transform: scale(0.1);
  -moz-transform: scale(0.1);
  transform: scale(0.1);
  pointer-events: none;
  -webkit-transition: all .3s ease;
  -moz-transition: all .3s ease;
  transition: all .3s ease;
}

.csstransforms .opened-nav {
  border-radius: 50%;
  pointer-events: auto;
  -webkit-transform: scale(1);
  -moz-transform: scale(1);
  -ms-transform: scale(1);
  transform: scale(1);
}

.cn-overlay {
  width: 100%;
  height: 100%;
  background-color: rgba(0,0,0,0.8);
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  right: 0;
  opacity: 0;
  visibility: hidden;
  -webkit-transition: all .3s ease;
  -moz-transition: all .3s ease;
  transition: all .3s ease;
  z-index: 2;
}

.cn-overlay.on-overlay {
  visibility: visible;
  opacity: 1;
}

.cn-button {
  border: none;
  background: none;
  color: #FFF;
  text-align: center;
  font-size: 1.8em;
  padding-bottom: 1em;
  height: 3.5em;
  width: 3.5em;
  background-color: #F4AE34;
  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 {
  color: #FFF;
}

.cn-button:focus {outline:0;}

.csstransforms .cn-wrapper li {
  position: absolute;
  font-size: 1.5em;
  width: 10em;
  height: 10em;
  -webkit-transform-origin: 100% 100%;
  -moz-transform-origin: 100% 100%;
  -ms-transform-origin: 100% 100%;
  transform-origin: 100% 100%;
  overflow: hidden;
  left: 50%;
  top: 50%;
  margin-top: -1.3em;
  margin-left: -10em;
  -webkit-transition: border .3s ease;
  -moz-transition: border .3s ease;
  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: #000;
  padding-top: 1.8em;
  text-align: center;
  -webkit-transform: skew(-50deg) rotate(-70deg) scale(1);
  -ms-transform: skew(-50deg) rotate(-70deg) scale(1);
  -moz-transform: skew(-50deg) rotate(-70deg) scale(1);
  transform: skew(-50deg) rotate(-70deg) scale(1);
  -webkit-backface-visibility: hidden;
  -webkit-transition: opacity 0.3s, color 0.3s;
  -moz-transition: opacity 0.3s, color 0.3s;
  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 {
  -webkit-transform: rotate(-10deg) skew(50deg);
  -ms-transform: rotate(-10deg) skew(50deg);
  -moz-transform: rotate(-10deg) skew(50deg);
  transform: rotate(-10deg) skew(50deg);
}

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

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

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

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

.csstransforms .cn-wrapper li:nth-child(odd) a {
  background-color: #a11313;
  background-color: hsl(93, 91%, 96%);
}

.csstransforms .cn-wrapper li:nth-child(even) a {
  background-color: #a61414;
  background-color: hsl(93, 91%, 84%);
}

/* active style */
.csstransforms .cn-wrapper li.active a {
  background-color: #b31515;
  background-color: hsl(93, 50%, 61%);
}


/* 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: #b31515;
  background-color: hsl(93, 50%, 61%);
}
.csstransforms .cn-wrapper li:not(.active) a:focus
{
    position:fixed;
}
 

/* fallback */
.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: #000;
}

.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;
}

@media screen and (max-width:480px){
  .csstransforms .cn-wrapper{
    font-size:.8em;
  }
  .cn-button{
    font-size:2em;
  }
  .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;
  }
}