:root {
	font-size: 16px;
}
* {
	box-sizing: border-box;
	font-family: proxima-nova, sans-serif;
	margin: 0;
	outline: 0;
	padding: 0;
	touch-action: manipulation;
	-webkit-touch-callout: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}
html {
	height: 100%;
	overflow: hidden;
	-webkit-tap-highlight-color: transparent;
	width: 100%;
}
body {
	display: flex;
	height: 100%;
	justify-content: center;
	overflow: hidden;
	width: 100%;
	-webkit-touch-callout: none !important;
}
/* APPLICATION */
#app-wrapper {
	background-color: #CCCCCC;
	height: 100%;
	overflow: hidden;
	position: relative;
	width: 100%;
}

#app-wrapper[on-table] {
	background-image: url(../assets/images/wood-seamless-pattern.jpg);
	background-repeat: no-repeat;
	background-size: cover;
}

/* GAME */
#card-wrapper {
	align-items: center;
	display: flex;
	height: 100%;
	overflow: hidden;
	justify-content: center;
	padding: 0 1rem;
	perspective: 2000px;
	position: relative;
	transition: transform 1s;
	transform-style: preserve-3d;
	width: 100%;
}

#card {
	align-items: center;
	display: flex;
	justify-content: center;
	max-width: 450px;
	/* overflow: hidden; */
	position: relative;
	transition: transform 1s;
	transform-style: preserve-3d;
	width: 100%;
}
#card.flip-right {
	transform: rotateY(180deg);
}
#card.flip-right .front.card {
	pointer-events: none;
}
.card {
	-webkit-backface-visibility: hidden;
	backface-visibility: hidden;
	background-color: #FFFFFF;
	border-radius: .75rem;
	box-shadow: 0 0 .25rem .25rem rgba(0,0,0,0.1);
	/* height: 100%; */
	display: flex;
	flex-direction: column;
	/* padding: 1rem; */
	position: absolute;
	width: 100%;
}
.card:after {
	content: '';
	position: absolute;
	left: 0px;
	top: 0px;
	width: calc(100% - 8px);
	height: calc(100% - 8px);
	border: solid 4px black;
	border-radius: .75rem;
}
.card img {
	border-radius: .75rem;
}
#card-wrapper[black-background] #card .card {
	background-color: #000000;
}
.card.back {
	transform: rotateY(180deg);
	z-index: 1;
}

#card-wrapper[black-background] .square.selected:after {
	border: solid 3px #FFFFFF;
}

#rotate-counterclockwise.rotate-button {
	background-image: url(../assets/images/counterclockwise.png);
	margin-right: 4rem;
}
#rotate-clockwise.rotate-button {
	background-image: url(../assets/images/clockwise.png);
	margin-left: 4rem;
}
.rotate-button {
	align-items: center;
	background-color: #000000;
	background-size: 70%;
    background-repeat: no-repeat;
    background-position: center center;
	border-radius: 50%;
	display: flex;
	height: 50px;
	justify-content: center;
	min-height: 50px;
	min-width: 50px;
	width: 50px;
}
.rotate-button:hover {
	background-color: #222222;
	cursor: pointer;
}
.rotate-button img {
	width: 70%;
	height: 70%;
}

.hidden { display: none !important; }

/* media queries | width */
@media only screen and (max-width: 2000px) {
	#rotate-counterclockwise.rotate-button {
		margin-right: 8rem;
	}
	#rotate-clockwise.rotate-button {
		margin-left: 8rem;
	}
.rotate-button {
		height: 75px;
		min-height: 75px;
		min-width: 75px;
		width: 75px;
	}
}
@media only screen and (max-width: 800px) {
	#rotate-counterclockwise.rotate-button {
		margin-right: 7rem;
	}
	#rotate-clockwise.rotate-button {
		margin-left: 7rem;
	}
	.rotate-button {
		height: 50px;
		min-height: 50px;
		min-width: 50px;
		width: 50px;
	}
}
@media only screen and (max-width: 600px) {
  .rotate-button {
	  display: none !important;
  }
}

/* media queries | height */
@media only screen and (max-height: 660px) {
	#card {
		max-width: 400px;
	}
}
@media only screen and (max-height: 590px) {
	#card {
		max-width: 350px;
	}
	#rotate-counterclockwise.rotate-button {
		margin-right: 7rem;
	}
	#rotate-clockwise.rotate-button {
		margin-left: 7rem;
	}
	.rotate-button {
		height: 50px;
		min-height: 50px;
		min-width: 50px;
		width: 50px;
	}
}
@media only screen and (max-height: 520px) {
	#card {
		max-width: 300px;
	}
}
@media only screen and (max-height: 450px) {
	#card {
		max-width: 250px;
	}
	#rotate-counterclockwise.rotate-button {
		margin-right: 6rem;
	}
	#rotate-clockwise.rotate-button {
		margin-left: 6rem;
	}
}

@media only screen and (max-height: 380px) {
	#card {
		max-width: 200px;
	}
}