/*
 * base css 
 * pc width 1000px fixed
 */

@media (max-width: 599px) {
} /* end -599 */

@media (min-width: 600px) and (max-width:959px) {
} /* end 600-959 */

@media (min-width: 960px) {
} /* 960- */


/* ---------------------------------------- common */

article h3.underlinestt { margin: 0 0 .5em; }
article h3.underlinestt + .date { margin: 0 0 3em; }

/* ---------------------------------------- prevnext */

#prevnext ul {
	display: -webkit-box;
	display: -ms-flexbox;
	display: flex;
	-webkit-box-pack: center;
	-ms-flex-pack: center;
	justify-content: center;
}
#prevnext ul a {
	display: inline-block;
	color: var(--title-color);
	border: 1px var(--title-color) solid;
	padding: 1em 1.25em;
	-webkit-border-radius: 6px;
	border-radius: 6px;
}
#prevnext ul a:hover {
	color: #fff;
	background: var(--title-color);
}

@media (max-width: 320px) {
	#prevnext ul {
		display: -webkit-box;
		display: -ms-flexbox;
		display: flex;
		-webkit-box-pack: justify;
		-ms-flex-pack: justify;
		justify-content: space-between;
	}
	#prevnext ul a { padding: 1.5em .75em; }
}

@media (min-width: 321px) and (max-width: 767px) {
	#prevnext ul li { margin: 0 .5em; }
	#prevnext ul a { padding: 1.5em 1.25em; }
}

@media (min-width: 768px) {
	#prevnext ul li { margin: 0 1em; }
	#prevnext ul a { font-size:clamp( 1.6rem, 2vw, 1.8rem ); }
}