/**

 * The MIT License (MIT)

 *

 * Copyright (C) 2013 Jaroslav Tulach <jaroslav.tulach@apidesign.org>

 *

 * Permission is hereby granted, free of charge, to any person obtaining a copy

 * of this software and associated documentation files (the "Software"), to deal

 * in the Software without restriction, including without limitation the rights

 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell

 * copies of the Software, and to permit persons to whom the Software is

 * furnished to do so, subject to the following conditions:

 *

 * The above copyright notice and this permission notice shall be included in

 * all copies or substantial portions of the Software.

 *

 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE

 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER

 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,

 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN

 * THE SOFTWARE.

 */

/** chess cube style **/

#chesscube {

    margin: 1em auto;

    -webkit-perspective: 1200px;

    perspective: 1200px;

    position: fixed; 

    z-index: -100;

    bottom:100px;

    right: 100px; 

    width: 160px; 

    height: 160px;    

    transition: opacity 1s;

}

#spinner div {

    position: fixed;

    width: 160px;

    height: 160px;

    border: 1px solid #ccc;

    background: rgba(255,255,155,0.8);

    text-align: center;

    line-height: 160px;

    font-size: 120px;                

    -webkit-box-shadow: inset 0 0 40px rgba(0,0,0,0.4);

    box-shadow: inset 0 0 40px rgba(0,0,0,0.4);

}

#spinner div:nth-child(1) {

    -webkit-transform: translateZ(80px);

    transform: translateZ(80px);

}

#spinner div:nth-child(2) {

    -webkit-transform: rotateY(90deg) translateZ(80px);

    transform: rotateY(90deg) translateZ(80px);

}

#spinner div:nth-child(3) {

    -webkit-transform: rotateY(90deg) rotateX(90deg) translateZ(80px);

    transform: rotateY(90deg) rotateX(90deg) translateZ(80px);

}

#spinner div:nth-child(4) {

    -webkit-transform: rotateY(180deg) rotateZ(90deg) translateZ(80px);

    transform: rotateY(180deg) rotateZ(90deg) translateZ(80px);

}

#spinner div:nth-child(5) {

    -webkit-transform: rotateY(-90deg) rotateZ(90deg) translateZ(80px);

    transform: rotateY(-90deg) rotateZ(90deg) translateZ(80px);

}

#spinner div:nth-child(6) {

    -webkit-transform: rotateX(-90deg) translateZ(80px);

    transform: rotateX(-90deg) translateZ(80px);

}

@-webkit-keyframes spincube {

    from,to  {                                                    }            

    16%      { -webkit-transform: rotateY(-90deg);                }

    33%      { -webkit-transform: rotateY(-90deg) rotateZ(90deg); }

    50%      { -webkit-transform: rotateY(180deg) rotateZ(90deg); }

    66%      { -webkit-transform: rotateY(90deg) rotateX(90deg);  }

    83%      { -webkit-transform: rotateX(90deg);                 }

}

@keyframes spincube {

    from,to  {                                                    }            

    16%      { transform: rotateY(-90deg);                }

    33%      { transform: rotateY(-90deg) rotateZ(90deg); }

    50%      { transform: rotateY(180deg) rotateZ(90deg); }

    66%      { transform: rotateY(90deg) rotateX(90deg);  }

    83%      { transform: rotateX(90deg);                 }

}

#spinner {

    -webkit-animation-name: spincube;

    -webkit-animation-timing-function: ease-in-out;

    -webkit-animation-iteration-count: infinite;

    -webkit-animation-duration: 12s;

    -webkit-transform-style: preserve-3d;

    -webkit-transform-origin: 80px 80px 0;

    animation-name: spincube;

    animation-timing-function: ease-in-out;

    animation-iteration-count: infinite;

    animation-duration: 12s;

    transform-style: preserve-3d;

    transform-origin: 80px 80px 0;

}

@media (max-width: 767px) {

    #chesscube {

        opacity: 0;

    }

}