#problemas{
	max-height: 72vh;
}
.vistas {
	flex-direction: column;
}
.instruccion{
	box-sizing: border-box;
}
.square {
	border: 2px solid black;
	border-radius: 10px;
	height: 2em;
	width: 2em
}

.simb {
	font-size: 3em;
	width: 2rem;
	height: 2rem;
	display: flex;
	justify-content: center;
	align-items: center;
}

.opera {
	display: flex;
	justify-content: center;
}

#instruccion {
	font-size: 20px
}

#gen,
.regla {
	display: flex
}

.indicaIncio,
.regla {
	background-size: contain
}

#gen {
	justify-content: center
}

.estilo {
	display: flex;
	justify-content: space-around;
}

.numero {
	text-align: center
}

.vista {
	flex-direction: column
}

#divPreg {
	min-height: 50vh;
}

.regla {
	flex-wrap: nowrap;
	width: 100%;
	height: 1cm;
	background-image: linear-gradient(to bottom, transparent 40%,black, transparent, 50%, transparent);
	margin: 1cm 0
}

.vista:hover .opciones .elimina {
	display: block
}

#divPreg>div {
	position: relative
}

.elimina {
	position: absolute;
	display: none;
	right: 0;
	top: 0
}

.vista .valor:hover {
	box-shadow: 0 0 4px 1px grey
}

.valor {
	position: relative;
	left: -50%;
	top: -100%;
	width: 100%;
	height: 300%
}

.division {
	flex-shrink: 1;
	flex-grow: 1;
	min-width: 1%;
	border-left: 1px solid #000
}

.ignore {
	flex-shrink: 1;
	flex-grow: 1;
	min-width: 1%;
	border-left: 0 solid #000
}

.problemo {
	display: flex;
	padding-bottom: 1em
}

textarea {
	width: 100%;
	resize: none;
	border: none
}

.valor div {
	height: 1cm;
	width: 100%
}

.indicaIncio {
	background-image: url(rana.png);
	background-repeat: no-repeat;
	background-position: top center
}

.indicador {
	background-color: orange;
	text-align: center
}

div.problema {
	border-top: 1px solid #000
}

@media print {
	@page {
		size: letter
	}
	body * {
		visibility: hidden;
		-webkit-print-color-adjust: exact
	}
	#divPreg * {
		visibility: visible
	}
	#divPreg>div {
		background-color: #fff!important;
		box-shadow: none!important
	}
	.opciones {
		display: none
	}
	.vista .indicador {
		visibility: hidden!important
	}
	.vista .valor:hover {
		box-shadow: initial
	}
	#problemas {
		display: block!important;
	}
	.instruccion {
		visibility: visible;
		font-size: 20px
	}
	.numPreg {
		display: none!important
	}
	#imprimir {
		position: absolute;
		top: 0;
		left: 0;
		width: 100%;
		height: 100%;
		overflow: visible;
		margin: 0
	}
	.vista {
		page-break-after: always;
		page-break-before: always;
		page-break-inside: avoid
	}
	div.problema {
		border-top: none
	}
}