section {
  border: 1vw solid black;
  background-color: #B7AB9B;
  border-radius: 2vw;
  padding: 0 4px;
  width: 65vw; /* adjust size */
  max-width: 100%;
  aspect-ratio: 3 / 2;
  display: flex;
  position: absolute;
		top: 50%;
		left: 50%;
		transform: translate(-50%, -50%);
}
	section#start { 
		display: flex;
		z-index: 1;
	}
	section:target {
		display: flex;
		z-index: 2;
	}
p {
  color: black;
  font-size: 1vw;
  position: relative;
  text-align: left;
}
a, u {
  text-decoration: none;
}
.pageL,	.pageR {
  height: 100%;
  width: 50%;
  display: inline-block;
  position: relative;
  border-radius: 1.5vw;
}
.pageL {
  border-left: 1px grey solid;
}
.pageR {
  border-right: 1px grey solid;
}
.seam {
  width: 0.9vw;
  background:
    linear-gradient(to right,
    #B7AB9B, grey, #B7AB9B);
    
}
@media screen and (max-width: 600px) {
    img { max-width: 100%; padding: 2vw; }
		h1 { top: 50%; }
		h1::after {
			content: '-->';
			display: block;
			margin: 40px;
			font-size: 40px;
		}
}