@import url('https://fonts.googleapis.com/css2?family=Open+Sans:ital,wght@0,300..800;1,300..800&display=swap');

:root {
	--index: calc(1vh + 1vw);
	--white: #f1f2f3;
	--lightgray: #e5e5e5;
	--gray: #cacaca;
	--red: #eb363e;
	--yellow: #ffe600;
	--rare-blue: #84c3dc;
	--dark-blue: #243666;
	--box-shadow: 10px 10px 40px 20px rgba(0, 0, 0, 0.1);
	--gradient: linear-gradient(109.6deg, var(--dark-blue) 18.9%, var(--rare-blue) 91.1%);
	--transition: all .15s ease-in;
	--default-radius: 8px;
	--opacity: 0.5;
}

* {
	margin: 0;
	padding: 0;
	box-sizing: border-box;
}

html, body {
	height: 100%;
}

body {
	font-family: "Open Sans", sans-serif;
	background-color: #f4f4f4;
	display: flex;
	flex-direction: column;
}

header, section, footer {
	width: 100%;
}

header {
	position: fixed;
	z-index: 1;
	display: flex;
	justify-content: space-between;
	align-items: center;
	color: #fff;
	padding: 1rem 2.5rem;
	text-align: center;
}
header a {
	color: #fff;
}
header h1:hover {
	text-shadow: 0 1px 1px rgba(233, 233, 233, 1);
}

h1 {
	font-size: 3rem;
	font-weight: 700;
	line-height: 1.23;
}

h2 {
	font-size: 2.75rem;
	font-weight: 400;
	line-height: 1.23;
	padding-bottom: 7px;
}

h3 {
	font-size: 2rem;
	font-weight: 400;
	line-height: 1.23;
}

a {
	text-decoration: none;
}

.nav {
	display: flex;
}

hr {
	opacity: var(--opacity);
	margin: 22px 0;
}





.row {
	display: flex;
	justify-content: space-around;
	margin-right: auto;
	margin-left: auto;
	align-items: center;
}

.centered-row {
	display: flex;
	justify-content: center;
	margin-right: auto;
	margin-left: auto;
	align-items: center;
}

.centered-row-stick {
	display: flex;
	justify-content: center;
	margin-right: auto;
	margin-left: auto;
	align-items: center;
}

.column {
	display: flex;
	flex-direction: column;
	justify-content: space-around;
	margin-right: auto;
	margin-left: auto;
}

.centered_column {
	display: flex;
	flex-direction: column;
	justify-content: center;
	margin-right: auto;
	margin-left: auto;
	align-items: center;
}

.info-block {
	margin: 20px 0;
	width: 700px;
	max-width: 50%;
}

.desc {
	color: #000000;
	font-size: 20px;
	font-weight: 300;
	line-height: 1.55;
}

.transp {
	font-size: 1rem;
	opacity: var(--opacity);
	line-height: 1.3
}

.gray-sec {
	background: #f5f6f8;
}

main {
	flex: 1;
}

section {
	padding: 100px 60px;
	width: 100%;
	background: #fff;
}

section p {
	margin: 30px 0;
}

main.subpage {
	padding: 90px 0 0 0;
	background: rgba(36, 54, 102, 0);
	background: var(--gradient);
}

.dot:after {
	content: '\21A6';
	padding: 0 15px;
}


@media (max-width: 1450px) {
	h1 {
		font-size: 2.25rem;
	}
	h2 {
		font-size: 1.9rem;
	}
	h3 {
		font-size: 1.5rem;
	}
	.desc {
		font-size: 17px;
	}

}



@media (max-width: 1142px) {
	header h1 {
		font-size: 2rem;
		font-weight: 700;
		line-height: 1.23;
	}
	.nav {
		margin-left: auto;
		margin-right: auto;
	}
}


@media (max-width: 720px) {
	header h1 {
		display: none
	}
	main.subpage {
		padding: 0 0 0 0;
	}
	h1 {
				margin-bottom: 40px;font-size: 1.65rem;
	}
	h2 {
		font-size: 1.5rem;
	}
	h3 {
		font-size: 1.25rem;
	}
	section {
		padding: 100px 20px;
	}
	header {
		padding: 0;
	}
	.transp {
		font-size: 1.35rem;
	}
	.nav {
		display: none;
	}

	p.desc {
		font-size: 0.95em;
	}

	footer {
		font-size: 0.85rem;
	}
}