body {
	overflow: hidden;
	background-color: rgb(255, 255, 255);
}

.class1 {
	display: flex;
	position: absolute;
	box-sizing: border-box;
	align-items: center;
	justify-content: center;
	width: 13.67%;
	height: 4.80%;
	z-index: 9;
	overflow: hidden;
	border: solid rgb(0, 0, 0) 0px;
	border-radius: 6px;
	font-family: Lucida Console;
	font-size: 1.50vw;
	padding: 0px;
	margin: 0px;
}

.class4 {
	display: block;
	position: absolute;
	box-sizing: border-box;
	align-items: center;
	justify-content: center;
	z-index: 9;
	overflow: hidden;
	background-color: rgba(255, 255, 255, 0);
	border: solid rgb(0, 0, 0) 0px;
	font-family: Lucida Console;
	padding: 0px;
	margin: 0px;
}

#m_btn {
	top: 1.38%;
	left: 1.69%;
	color: rgb(219, 222, 227);
	background-color: rgb(34, 112, 154);
}

#d_btn {
	top: 1.38%;
	left: 18.32%;
	color: rgb(219, 222, 227);
	background-color: rgb(34, 112, 154);
}

#l_btn {
	top: 84%;
	left: 80.45%;
	color: rgb(43, 39, 22);
	background-color: rgb(240, 185, 75);
	box-shadow: 9px 9px 9px rgba(0, 0, 0, 0.3);
}

#aufgabe {
	top: 19%;
	left: 5.1%;
	width: 61.65%;
	height: 14.93%;
	color: rgb(0, 0, 0);
	font-size: 8vw;
    letter-spacing: 0.075em;
}

#loesung {
	display: none;
	top: 75%;
	left: 73.47%;
	width: 26.31%;
	height: 14.29%;
	color: rgb(38, 145, 38);
	font-size: 4.81vw;
	text-align: center;
}

#buehne {
	position: absolute;
	left: 0;
	top: 0;
	width:100%;
	height: 100%;
	margin: 0;
	padding:0;
}