html {
	font-size: 133.333%;
	text-align: center;

	height: 100%;
	margin: 0;
}

body {
	color: #112600;
	line-height: 1.3;
	background-color: #d3e3f3;

	display: flex;
	flex-direction: column;
	min-height: 100vh;
}

main {
	flex-grow: 1;
}

ol {
	list-style-type: none;
	margin: 0;
	padding: 0;
}

.nav {
	position: -webkit-sticky;
	position: sticky;
	top: 0;

	padding: 1rem;
	background-color: #363636;
}

.nav_list {
	margin: 0;
	padding-left: 0;
	display: flex;
	flex-direction: row;
	flex-wrap: wrap;
	list-style: none;
	justify-content: center;
}

.nav_link {
	color: #fff;
	text-decoration: none;
	display: inline;
	padding: 0.8rem;
}

.nav_link_current {
	color: #fff;
	text-decoration: none;
	display: inline;
	padding: 0.8rem;
	font-weight: bold;
}

.footer {
	padding: 1rem;
	color: white;
	background-color: #363989;
	text-align: center;
}

.content {
	max-width: min(100% - 2rem, 50rem);
	margin: auto;
}

.trainers {
	padding: 1rem;
	margin-bottom: 1rem;
}

.trainer {
	text-align: center;
	background-color: white;
	padding: 1rem;
	margin: 1rem;
	margin-bottom: 3rem;
	border: 8px solid purple;
	border-radius: 1rem;
}

.shadow_small_clearly_visible {
	box-shadow: 12px 12px 12px #777;
}

.shadow_large_clearly_visible {
	box-shadow: 35px 35px 12px #777;
}

.shadow_small_subtle {
	box-shadow: 0 2px 7px #777;
}

.gradient1 {
	background-image: linear-gradient(#175ba3, #a8cdf3);
}

.gradient2 {
	background-image: linear-gradient(to left bottom, #175ba3, #a8cdf3);
}

input[type="submit"] {
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;

  background-color: #175ba3;
  color: white;
  padding: 12px 24px;
  border: none;
  border-radius: 12px;
  cursor: pointer;
  font-size: 16px;
  transition: background-color 0.3s ease;
}

input[type="submit"]:hover {
  font-weight: bold;
}

@media screen and (max-width: 700px) {
	html {
		font-size: 100%;
	}

	img {
		width: auto;
		height: auto;
	}
}

@media screen and (max-width: 584px) {
	html {
		font-size: 100%;
	}

	img {
		display: none;
	}
}