*,
*::before,
*::after {
	box-sizing: border-box;
}

body {
	display: flex;
	align-items: flex-start;
	gap: 1rem;
}

header {
	flex: 0 0 28%;
}

.gallery {
	display: flex;
	flex-wrap: wrap;
	align-items: flex-start;
	row-gap: 1rem;
}

.gallery img {
	flex: 0 0 auto;
	align-self: flex-start;
	width: auto !important;
	height: auto !important;
	max-width: none !important;
}

.avatar {
	float: right;
	/*border: solid 1px lightgray;*/
	margin-left: 1em;
	margin-bottom: 0.5em;
	width: 25%;
/*	display: block;
	margin: auto;
	margin-top: 30px;
*/
}

main {
	text-align: justify;
	flex: 1 1 auto;
	min-width: 0;
	max-width: 85ch;
}

@media (max-width: 768px) {
	body {
		flex-direction: column;
		padding: 10px;
	}

	header,
	main {
		flex: none;
		width: 100%;
		max-width: none;
	}

	.avatar {
		width: 40%;

	}
}

h1 {
	text-align: center;
}


header a {
	color: inherit;
}

button {
	background: #e9e9e9;
}

.abstract-toggle {
	border: 0;
	padding: 0;
	background: transparent;
	cursor: pointer;
	margin-bottom: 0em;
}

.abstract-triangle {
	display: inline-block;
	width: 1em;
	font-size: 0.45em;
}

.abstract-content[hidden] {
	display: none;
}

.abstract-content {
	margin-top: 0.5rem;
}