h1, h2, h3 {
	text-align: center;
	padding-top: 0.5em;
}
p {
	font-size: 18px;
	margin-block-start: 1em;
    margin-block-end: 1em;
}
small {
	font-size: 12px;
}
.container, .logo {
	width: 640px;
	margin-right: auto;
	margin-left: auto;
}
.center {
	text-align: center;
}
.image_center{
	margin-right: auto;
	margin-left: auto;
}