html, body{
	position: relative;
	box-sizing: border-box;
	width: calc(100vw - 4px);
	height: calc(100vh - 4px);
	margin: 0;
	padding: 2px;
	font-family: arial;
}

#wrapper{
	position: absolute;
	left: 0;
	top: 0;
	box-sizing: border-box;
	width: 100%;
	height: 100%;
  border: 10px solid #005BBB;
	border-radius: 20px;
}

#drop_zone {
	box-sizing: border-box;
  display: flex;
  justify-content: center;
  align-items: center;
  border: 10px solid #FFD500;
	width: 100%;
	height: 100%;
	border-radius: 12px;
}

#drop_zone_text{
	pointer-events: none;
	text-align: center;
}


/** BACKGROUND **/

#background{
	position: absolute;
	left: 0;
	top: 0;
	width: 100%;
	height: 100%;
	border-radius: 20px;
	overflow: hidden;
}

.blue {
  background-color: #005BBB;
  width: 100%;
  height: 50%;
}

.yellow {
  background-color: #FFD500;
  width: 100%;
  height: 50%;
}

.yellow-heart {
  width: 200px;
  height: 200px;
  border-radius:50%;
  background-color: white;
  position: absolute;
	top: calc(50% - 140px);
	left: calc(50% - 178px);
	transition: all 1s;
}
.yellow-heart.pink {
	background-color: #99c4f9;
}

.yellow-heart:before {
  content: "";
  width: 200px;
  height: 200px;
  border-radius:50%;
  background-color: white;
  position: absolute;
  left: 80%;
	transition: all 1s;
}
.yellow-heart.pink:before {
  content: "";
  width: 200px;
  height: 200px;
  border-radius:50%;
  background-color: #99c4f9;
  position: absolute;
  left: 80%;
}

.yellow-heart:after {
  content: "";
  width: 200px;
  height: 200px;
  background-color: white;
  position: absolute;
  left: 40%;
  top: 40%;
  transform: rotate(45deg);
	transition: all 1s;
}
.yellow-heart.pink:after {
  content: "";
  width: 200px;
  height: 200px;
  background-color: #99c4f9;
  position: absolute;
  left: 40%;
  top: 40%;
  transform: rotate(45deg);
}


/** RESULT **/

#result_header{
	padding: 5px;
}

#result{
	display: none;
	box-sizing: border-box;
	position: absolute;
	left: 10%;
	top: 10%;
	width: 80%;
	height: 80%;
  border: 2px solid #000;
	border-radius: 20px;
	overflow-y: auto;
	background-color: #FFF;
	text-align: center;
}

#output{
	box-sizing: border-box;
	width: 100%;
	padding: 10px;
}

#output canvas{
	display: inline-block;
	max-width: 40%;
	max-height: 70vh;
	vertical-align: middle;
	margin: 2px;
	cursor: pointer;
}
#output canvas:hover{
	filter: brightness(125%);
}

#close{
	position: absolute;
	top: 3px;
	right: 3px;
	width: 25px;
	height: 25px;
	padding: 8px;
	font-size: 18px;
	line-height: 25px;
	color: #005BBB;
	background-color: #FFD500;
	border: 3px solid #005BBB;
	border-radius: 100%;
	cursor: pointer;
}
#close:hover{
	filter: brightness(120%);
}
#close span{
	filter: hue-rotate(90deg);
}