* {
	box-sizing: border-box;
}

html, body { 
	padding: 0;
	margin: 0;
	width: 100%;
	height: 100%;
}

body { 
	background: #f4f4f4;
	font-family: Open Sans;
	font-weight: 100;
	font-size: 21px;
	color: #000;
	text-align: center;
	justify-content: center;
	display: flex;
	align-items: center;
}

h1 {
	font-size: 32px;
	font-weight: 550;
	text-align: center;
}

a {
	color: #fff;
	font-weight: bold;
}

a:hover {
	text-decoration: none;
}

.img-maintenance {
	width: 248px;
	height: 165px;
}

.img-logo-ctys {
	width: 218px;
	height: 120px;
}

.container {
	background: #fff;
	display: block;
	width: 700px;
	padding: 50px;
	margin: 0 auto;
}


@media only screen and (max-width: 767px) {
	body { 
		background: #fff;
		font-size: 20px;
	}
	.container{
		background: #fff;
		display: block;
		width: 100%;
		height: 100%;
		padding: 5px;
		padding-top: 15px;
		margin: 0;
	}    
}