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                <h1>css icosahedron</h1>
<span>(:&nbsp; play with it &nbsp;:)</span>
<div class="icosahedron-wraper">
    <div class="icosahedron spin">
        <div class="triangle-1"></div>
        <div class="triangle-2"></div>
        <div class="triangle-3"></div>
        <div class="triangle-4"></div>
        <div class="triangle-5"></div>
        <div class="triangle-6"></div>
        <div class="triangle-7"></div>
        <div class="triangle-8"></div>
        <div class="triangle-9"></div>
        <div class="triangle-10"></div>
        <div class="triangle-11"></div>
        <div class="triangle-12"></div>
        <div class="triangle-13"></div>
        <div class="triangle-14"></div>
        <div class="triangle-15"></div>
        <div class="triangle-16"></div>
        <div class="triangle-17"></div>
        <div class="triangle-18"></div>
        <div class="triangle-19"></div>
        <div class="triangle-20"></div>
        <div class="triangle-21"></div>


                @import "compass/css3";

 * I made up an icosahedron with only css triangles
 * Positionning is handled by a sass @for loop
 * A nice hover effect 

@mixin animation ($params) { 
.spin { 
    @include animation(spin 5s linear infinite); 
@-webkit-keyframes spin { 
 from { -webkit-transform: rotateY(0deg) rotateX(-20deg); }
 to { -webkit-transform: rotateY(360deg) rotateX(-20deg); } }
@-moz-keyframes spin { 
 from { -moz-transform: rotateY(0deg) rotateX(-20deg); }
 to { -moz-transform: rotateY(360deg) rotateX(-20deg); } 

.icosahedron-wraper {
    @include transform( rotate(-29deg) rotateX(0deg) );

$angle:360 / 5;

.icosahedron {    
    width:$triangleSize; height:$triangleSize; 
    margin:130px auto 0; position:relative; 
    outline:1px solid lavender; 
    [class^="triangle-"] { 
        position:absolute; top:0; 
        width:0px; height:0px; 
        border-left:$triangleSize/1.9 solid transparent; 
        border-right:$triangleSize/1.9 solid transparent; 
        border-bottom:$triangleSize solid $triangleColor; 
        @include opacity(.4); 
        @include transition(all .5s ease); 
    .triangle-21 { 
        border-bottom-color:lavender; @include opacity(1); 

.icosahedron { 
    // -------------------------------- /
    // this loop does all the job       /
    // -------------------------------- /
    @for $i from 1 through $triangleLength {
        // top part
        @if $i <= 5 {
            .triangle-#{$i} { 
                @include transform( rotateY(-(#{$angle*$i}deg)) rotateX(-45deg) translateZ(-$triangleSize/2+(0)) ); 
            &:hover .triangle-#{$i} { top:-$triangleSize; }
        // bottom part (top part inverted)
        @else if $i <= 10 {
            .triangle-#{$i} { 
                @include transform( rotateY(-(#{$angle*$i}deg)) rotateX(-45deg) translateZ($triangleSize/2+(0)) ); 
                border-top:$triangleSize solid $triangleColor; 
            &:hover .triangle-#{$i} { top:$triangleSize; }
        // first ring
        @else if $i <= 15 {
            .triangle-#{$i} { 
                @include transform( rotateY(-(#{$angle*$i}deg)) translateZ(-155px) rotateX(-9deg) ); 
                border-top:$triangleSize solid $triangleColor; 
            &:hover .triangle-#{$i} { @include transform( rotateY(-(#{$angle*$i}deg)) translateZ(-230px) rotateX(-9deg) ) }
        // second ring (first ring inverted)
        @else if $i <= 20 {
            .triangle-#{$i} { 
                @include transform( rotateY(-(#{$angle*$i+252}deg)) translateZ(-155px) rotateX(9deg) );
            &:hover .triangle-#{$i} { @include transform( rotateY(-(#{$angle*$i+252}deg)) translateZ(-230px) rotateX(9deg) ); }

body > {
    h1 { font-family:Arial; font-size:18px; 
        position:absolute; top:20px; left:50px; 
        font-weight:normal; }
    span { font-size:14px; font-family:Arial; 
        position:absolute; top:60px; left:50px; 
        border-radius:3px; padding:6px 10px; color:white;   
        text-shadow:0 1px 0 darken(hotpink,20%);