.totalWidth {
  width: 1100px;
}

.flexContainerHead {
  display: flex;
  justify-content: center;
  flex-direction: column;
  text-align: center;
}

.flex-container {
  display: flex;
  width: 1100px;
  text-align: left;
  align-items: left;
  -ms-flex-pack: justify;
  justify-content: space-between;
  flex-direction: row;
}

.flex-item {
  padding: 10px;
  margin: auto;
  text-align: left;
  align-items: left;
  -ms-flex-pack: justify;
  justify-content: space-between;
}

.btn {
  position: absolute;
  margin: 0 auto;
  display: block;
  width: 160px;
  left: 20px;
  opacity: 1;
  cursor: pointer;
}
.btn:hover:enabled {
	opacity: 0.66;
}

.radioButton {
	position: absolute;
	left: 20px;
}
.radioLabel {
	font-family: Arial, Helvetica, Geneva, sans-serif;
	font-size: 16px;
}

.left {
	position: absolute;
	left: 0;
}
.center {
	position: absolute;
	margin: 0 auto;
	left: 0;
	right: 0;
	text-align: center;
}
.right {
	position: absolute;
	right: 0;
}

#circles {
	position: relative;
	width: 600px;
	height: 400px;
	border: 1px solid;
	border-radius: 10px;
	overflow: hidden;
	margin-top: 110px;
}

.letterCircle {
  position: absolute;
  border-radius: 50%;
  width: 24px;
  height: 24px;
  margin-left: -12px;
  margin-top: -12px;
  line-height: 24px;
  border: 2px solid;
  text-align: center;
  
  font-family: Arial, Helvetica, sans-serif;
  font-size: 16px;
  z-index: 1;
  
  -webkit-touch-callout: none;
  -webkit-user-select: none;
  -khtml-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}

.circle {
	position: absolute;
	top: 50%;
	left: 0%;
	width: 4000px;
	height: 4000px;
	margin-left: -2000px;
	margin-top: -2000px;
	border: solid;
	border-radius: 50%;
	-moz-border-radius: 50%;
	-webkit-border-radius: 50%;
	animation: grow 20s linear forwards;
}

.paused {
	-webkit-animation-play-state: paused;
	animation-play-state: paused;
}

#solution {
	text-align: left;
}

@-webkit-keyframes grow {
	0% {
		-webkit-transform: scale(0);
		-moz-transform: scale(0);
		-o-transform: scale(0);
		-ms-transform: scale(0);
		transform: scale(0);
		border-width: 3px;
	}
	100% {
		-webkit-transform: scale(1);
		-moz-transform: scale(1);
		-o-transform: scale(1);
		-ms-transform: scale(1);
		transform: scale(1);
		border-width: 1px;
	}
}