* {
	margin: 0;
	padding: 0;
}

body {
	background-color: #fff;
	color: #404040;
	font-family:Arial,Helvetica,sans-serif;
}

body>section, body>header, body>footer {
	padding: 20px 15%;
}

section.bg-main-color p,
section.bg-main-color h1,
section.bg-main-color h2 {
	color: #fff;
}

h1 {
	margin: 20px 0;
	font-size: xx-large;
}

p {
	margin: 0 0 20px;
}

ul {
	margin: 0 20px 20px;
}

figcaption {
	font-size: smaller;
	margin: 10px 0;
}

footer p {
	color: #868889;
	font-size: smaller;
}

header figure img {
	max-width: 100%;
}

.picture-hal {
	width: 60%;
	border-radius: 250px;
	border: 3px solid white;
}

.layer {
	position: fixed;
	background-color: white;
	width: 100%;
	height: 100%;
	padding: 20px;
}

.column-2 {
	column-count: 2;
	column-gap: 20px;
	margin: 20px 0 30px;
}

.flex {
	display: flex;
}

.flex-center {
	display: flex;
	align-items: center;
	align-content: flex-end;
}

.flex-item {
	width: 50%;
	padding: 0 5% 0 0;
}

.flex-item-center {
	width: 50%;
	padding: 0 5% 0 0;
	text-align: center;
}

.font-color {
	color: #404040;
}

.bg-signal-color {
	background-color: #CD001A;
}

.bg-main-color {
	background-color: #0079ab;
}

.bg-light-color {
	background-color: #83c9e6;
}

.bg-gray-1 {
	background-color: #e3e4e5;;
}

.bg-gray-2 {
	background-color: #c5c7c8;
}

.bg-gray-3 {
	background-color: #9c9e9f;
}

.bg-gray-4 {
	background-color: #868889;
}

@media screen and (max-width: 500px) {

	body>section, body>header, body>footer {
		padding: 20px 10%;
	}

	.picture-hal {
		width: 95%;
	}

	.column-2 {
		column-count: 1;
	}

	.flex,
	.flex-center {
		display: block;
	}

	.flex-item,
	.flex-item-center {
		width: 100%;
		padding: 5% 0;
	}
}