html {
	height: 100%;
	width: 100%;
	text-align: center;
}

#back {
	color: #200080;
	text-decoration: none;
	font-family: serif;
}
#back:visited {
	color: #600080;
}
#back:hover {
	color: #800080;
	text-decoration: underline;
}
#back:active {
	color: #a00080;
}

h1 {
	font-family: Verdana, Geneva, Tahoma, sans-serif;
	font-weight: bold;
	font-size: 4.5vh;
}
h6 {
	font-family: Verdana, Geneva, Tahoma, sans-serif;
	font-size: 1.5vh;
}

label {
	font-size: 3vh;
}

button {
	font-size: 2vh;
	border: 2px solid black;
	border-radius: 10px;
	padding: 5px;
	transition: border-radius 0.75s;
	color: black;
}
button:hover {
	border-radius: 15px;
}

table {
	margin-left: auto;
	margin-right: auto;
	border-collapse: collapse;
	width: min(95vw, 600px);
}
thead {
	background-color: #c0c0c0;
	font-size: min(3vw, 18px);
	font-family: Georgia, 'Times New Roman', Times, sans-serif;
}
th {
	border: 2px solid black;
	padding: 1px 3px;
}
tbody > tr > td {
	border: 2px solid black;
	padding: 2px 3px;
	font-size: min(2.5vw, 12px);
}
table > tbody > tr {
	display: none;
}