@import url(https://fonts.googleapis.com/css?family=Source+Sans+Pro:300,400,600,700,900|Dosis:300,400,600,700,800|Droid+Sans:400,700|Lato:300,400,700,900|PT+Sans:400,700|Ubuntu:300,400,500,700|Open+Sans:400,300,600,700|Roboto:400,300,500,700,900|Roboto+Condensed:400,300,700|Open+Sans+Condensed:300,700|Work+Sans:400,300,700|Play:400,700|Maven+Pro:400,500,700,900&subset=latin,latin-ext);
* {
  -moz-box-sizing: border-box;
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
}

html {
  background-color: #292C33;
  color: White;
  font-size: 16px;
  font-family: 'Open Sans', 'Helvetica', 'Arial', sans-serif;
  font-weight: 400;
  font-smoothing: antialiased;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

#app {
  margin: 2em;
}

.info {
  text-align: center;
  padding-bottom: 1em;
  border-bottom: 1px solid #555;
}
.info > div {
  display: inline-block;
  width: 200px;
}
.info > div .label {
  margin-right: 5px;
}
.info > div .value {
  font-weight: bold;
}

.cards .card {
  position: relative;
  display: inline-block;
  width: 150px;
  height: 225px;
  margin: 1em 2em;
  -moz-transition: opacity 0.5s;
  -o-transition: opacity 0.5s;
  -webkit-transition: opacity 0.5s;
  transition: opacity 0.5s;
}
.cards .card .front, .cards .card .back {
  border-radius: 5px;
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  width: 100%;
  height: 100%;
  background-color: White;
  -moz-backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
  -moz-transform: translateZ(0);
  -ms-transform: translateZ(0);
  -webkit-transform: translateZ(0);
  transform: translateZ(0);
  -moz-transition: -moz-transform 0.6s;
  -o-transition: -o-transform 0.6s;
  -webkit-transition: -webkit-transform 0.6s;
  transition: transform 0.6s;
  -moz-transform-style: preserve-3d;
  -webkit-transform-style: preserve-3d;
  transform-style: preserve-3d;
}
.cards .card .back {
  background-image: url("https://s3-us-west-2.amazonaws.com/s.cdpn.io/102308/card_backside.jpg");
  background-size: 90%;
  background-position: center;
  background-repeat: no-repeat;
  font-size: 12px;
}
.cards .card .front {
  -moz-transform: rotateY(-180deg);
  -ms-transform: rotateY(-180deg);
  -webkit-transform: rotateY(-180deg);
  transform: rotateY(-180deg);
  background-size: 90%;
  background-repeat: no-repeat;
  background-position: center;
}
.cards .card.flipped .back, .cards .card.found .back {
  -moz-transform: rotateY(180deg);
  -ms-transform: rotateY(180deg);
  -webkit-transform: rotateY(180deg);
  transform: rotateY(180deg);
}
.cards .card.flipped .front, .cards .card.found .front {
  -moz-transform: rotateY(0deg);
  -ms-transform: rotateY(0deg);
  -webkit-transform: rotateY(0deg);
  transform: rotateY(0deg);
}
.cards .card.found {
  opacity: 0.3;
}

.splash {
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
}
.splash .overlay {
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.6);
}
.splash .content {
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  width: 400px;
  height: 200px;
  margin: auto;
  text-align: center;
  background-color: rgba(51, 51, 51, 0.9);
  -moz-border-radius: 10px;
  -webkit-border-radius: 10px;
  border-radius: 10px;
  -moz-box-shadow: 5px 5px 20px rgba(0, 0, 0, 0.8);
  -webkit-box-shadow: 5px 5px 20px rgba(0, 0, 0, 0.8);
  box-shadow: 5px 5px 20px rgba(0, 0, 0, 0.8);
  padding: 1em;
}
.splash .content .title {
  font-size: 1.8em;
  padding: 0.5em;
}
.splash .content .score {
  padding: 0.5em;
}
.splash .content button {
  margin-top: 1.0em;
  background-color: #444;
  padding: 5px 20px;
  -moz-border-radius: 4px;
  -webkit-border-radius: 4px;
  border-radius: 4px;
  border: 1px solid #555;
  color: White;
  font-size: 1.4em;
}