Fuente
1. http://www.oloblogger.com/menu-circular-desplegable-abanico
2. http://www.oloblogger.com/2013/07/menu-circulos
3. Menú abanico
<ul class="abanico"><li><a>Inicio</a></li> <li><a>Amor</a></li> <li><a>Paz</a></li> <li><a>Abundancia</a></li> <li><a>Humor</a></li> <li><a>Felicidad</a></li> </ul>
ul.abanico {
position: relative;
width: 500px;
height: 300px;
margin: 40px auto;
list-style: none;
font: normal 16px "arial narrow", sans-serif;
}
ul.abanico li {
position: absolute;
bottom: 0;
left: 50%;
width: 100px;
height: 300px;
background: orange;
margin-left: -50px;
line-height: 300px;
text-align: center;
-moz-transform-origin: top center;
-webkit-transform-origin: top center;
transform-origin: top center;
-moz-transition: all .4s ;
-webkit-transition: all .4s ;
transition: all .4s ;
}
ul.abanico li a {
display: inline-block;
width: 100px;
height: 48px;
text-decoration: none;
color: white;
line-height: 40px;
vertical-align: bottom;
}
ul.abanico:hover li {
opacity: 1;
}
ul.abanico:hover li:nth-of-type(6) {
opacity: 0;
}
ul.abanico:hover li:nth-of-type(1) {
background: green;
-moz-transform: rotate(45deg);
-webkit-transform: rotate(45deg);
transform: rotate(45deg);
}
ul.abanico:hover li:nth-of-type(2) {
background: blue;
-moz-transform: rotate(22deg);
-webkit-transform: rotate(22deg);
transform: rotate(22deg);
}
ul.abanico:hover li:nth-of-type(3) {
background: purple;
-moz-transform: rotate(0deg);
-webkit-transform: rotate(0deg);
transform: rotate(0deg);
}
ul.abanico:hover li:nth-of-type(4) {
background: red;
-moz-transform: rotate(-22deg);
-webkit-transform: rotate(-22deg);
transform: rotate(-22deg);
}
ul.abanico:hover li:nth-of-type(5) {
background: orange;
-moz-transform: rotate(-45deg);
-webkit-transform: rotate(-45deg);
transform: rotate(-45deg);
}