body {
	/*
	text-align: center;
	*/
	 
	margin: 0;

}

.modal {
	width: 100%;
	/*
	height: 100vh;
	*/
	background: rgba(0,0,0,0.7);
	/*
	position: absolute;
	*/
	position: fixed;
	top: 0;
	left: 0;
	
	display: flex;
	
	animation: modal 1s 1s forwards;
	visibility: hidden;
	opacity: 0;
	z-index:9999;
	text-align: center;

}

.contenido {
	position: absolute;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%);
}
.contenido img{
width: 80%;

}

#cerrar {
	display: none;
}

#cerrar + label {

	position: fixed;
  top: 0px;
  left: 0px;
  float: left;
  width: 100%;
  height: 100%;
	z-index: 99991;
}

#cerrar:checked + label, #cerrar:checked ~ .modal {
	display: none;
}

@keyframes modal {
	100% {
		visibility: visible;
		opacity: 1;
	}
}
@media only screen and (max-width: 767px){

	.contenido img{
width: 100%;

}

}