/* Code Viewer */

.source {
    position: relative;
}
.source-panel {
    tab-size: 3;
}
.source-panel pre {
    margin: 0;
}
.source-panel code {
    white-space: pre-wrap;
}


/* Flip Animation */

.method-flip {
    -webkit-perspective: 2500px;
    -moz-perspective: 2500px;
    perspective: 2500px;
}
.method-flip .snippet {
    padding: 0;
    margin: 0;
    position: relative;
    top: 0;
    left: 0;
    z-index: 2;
    min-height: 100%;
}
.method-flip .source-panel {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow-x: scroll;
}

.method-flip .snippet {
    -webkit-transform: rotateY(0deg);
    -webkit-transform-style: preserve-3d;
    -webkit-backface-visibility: hidden;

    -moz-transform: rotateY(0deg);
    -moz-transform-style: preserve-3d;
    -moz-backface-visibility: hidden;

    -webkit-transition: -webkit-transform .4s ease-in-out;
    -moz-transition: -moz-transform .4s ease-in-out;
}
.method-flip.view-source .snippet {
    z-index: 1;
    -webkit-transform: rotateY(180deg);
    -moz-transform: rotateY(180deg);
}
.method-flip .source-panel {
    -webkit-transform: rotateY(-180deg);
    -webkit-backface-visibility: hidden;

    -moz-transform: rotateY(-180deg);
    -moz-backface-visibility: hidden;

    -moz-transition: all .4s ease-in-out;
    -webkit-transition: all .4s ease-in-out;
}
.method-flip.view-source .source-panel {
    z-index: 2;
    -webkit-transform: rotateY(0deg);
    -moz-transform: rotateY(0deg);
}