* {
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    -webkit-text-size-adjust: none;
}

html, body {
    margin: 0;
    padding: 0;
    height: 100%;
}

#stage {
    min-height: 100%;
    position: relative;
    background-image: url(gradient.png);
    -webkit-background-size: 100%;

    display: -webkit-box;
    -webkit-box-align: center;
    -webkit-box-pack: center;
}

.has3D #stage {
    -webkit-perspective: 500;
    -webkit-backface-visibility: hidden;
    /*-webkit-transform-style: preserve-3d;*/
    /*-webkit-perspective-origin: 50% 50%;*/
}

#cube {
    width: 240px;
    height: 360px;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    margin: auto;
}

.has3D #cube {
    -webkit-transform-style: preserve-3d;
    position: absolute;
    width: 200px;
    height: 200px;
}

.side {
    text-align: center;
    color: red; /* ? */
    width: 240px;
    height: 60px;
}

.has3D .side {
    border: 1px solid black;
    width: 200px;
    height: 200px;
    position: absolute;
    -webkit-transform-style: preserve-3d;
}

.card {
    float: left;
    position: relative;
    -webkit-transition: -webkit-transform 0.25s ease-out, opacity 0.25s linear;
    -webkit-background-size: 780px 60px;
    background-image: url(sprites.png);
    width: 60px; /* Need to update script if this changes */
    height: 60px;
}

.has3D .card {
    -webkit-backface-visibility: hidden;
    -webkit-background-size: 1300px 100px;
    width: 100px;
    height: 100px;
}

.found {
    -webkit-animation: pulse;
    -webkit-animation-duration: 0.25s;
    -webkit-animation-iteration-count: 4;
    -webkit-animation-direction: alternate;
}

@-webkit-keyframes pulse {
    from {
        -webkit-transform: scale(1);
    }
    to {
        -webkit-transform: scale(1.2);
    }
}

.hud {
    position: absolute;
    margin: 5px;
    font: bold 16pt courier;
}

#memoryActions {
    left: 0;
    bottom: 0;
}

a, a:visited {
  color: #cc5500;
  text-decoration: none;
}

#score {
    right: 0;
    bottom: 0;
}