* {

	padding: 0;
	margin: 0;

}

html, body {

	height: 100%;

	overflow: auto;

}

h1 {

	font-size: 1.6rem;

	text-align: center;

	margin-top: 0.5rem;
	margin-bottom: 0.5rem;

}

h2 {

	font-size: 1.4rem;

	margin-top: 0.5rem;
	margin-bottom: 0.5rem;

}

p {

	font-size: 1.0rem;

	line-height: 1.25;

	margin-left: 0.25rem;
	margin-right: 0.25rem;
	margin-top: 0.5rem;
	margin-bottom: 0.5rem;

}

ol {

	list-style-position: inside;
	padding: 0.25rem;

}

ul {

	list-style-position: inside;
	padding: 0.25rem;

}

.code_holder {

	max-width: 98%;

	overflow-wrap: break-word;
	white-space: pre-wrap;

}

#wrapper {

	position: relative;

	width: 100%;
	height: 100%;

}

#page_header {

	display: block;
	position: fixed;

	z-index: 1;

	width: 100%;
	height: 2.4rem;

	left: 0;
	top: 0;

	background: #d8d8d8;

}

#page_contents {

	width: 100%;
	min-height: calc(100% - 4.8rem);

	display: flex;
	flex-direction: row;
	align-items: stretch;

	padding-top: 2.4rem;

}

#main_article {

	width: calc(100% - 320px);

	flex-grow: 1;
	order: 1;

}

#header_nav {

	display: inline-box;
	height: 1.8rem;

	margin-left: 0.25rem;
	margin-top: 0.3rem;
	margin-bottom: 0.3rem;

	line-height: 1.8rem;

}

#aside_a {

	width: 164px;

	flex-grow: 0;
	order: 0;

}

#aside_a_gd1 {

	margin-top: 1.0rem;

}

#aside_b_gd1 {

	margin-top: 1.0rem;

}

#aside_b {

	width: 124px;

	flex-grow: 0;
	order: 2;

}

#page_footer {

	width: 100%;
	height: 2.4rem;

}

#inline_info {

	text-align: center;

}

#bottom_info {

	display: inline-block;

	width: 302px;
	height: 252px;

	margin-top: 0.5rem;
	margin-bottom: 0.5rem;

	margin-left: auto;
	margin-bottom: auto;

	text-align: center;

}

@media screen and (max-width: 640px) {


#page_contents {

	flex-direction: column;

	width: 100%;

}

#main_article {

	width: 100%;

	order: 0;
	stretch: 1;

}

#aside_a {

	width: 100%;
	height: 124px;

	order: 1;
}

#aside_a_gd1 {

	margin-top: 0.25rem;

}

#aside_b_gd1 {

	margin-top: 0.25rem;

}

#aside_b {

	width: 100%;
	height: 124px;

	order: 2;

}



}