/* font etc. */
body {
	font-family: "Helvetica Neue", Arial, "Hiragino Kaku Gothic ProN", "Hiragino Sans", Meiryo, sans-serif;
	font-size: 1rem;
}
.post .post-content {
	line-height: 1.8;
}

/* menu */
.header .header-nav {
    color: snow;
}
.nav-link a svg {
	width: 14px;
}
@media only screen and (max-width: 820px) {
	.nav-item a svg {
		width: 14px;
	}
	.nav-hamburger-list a:hover {
		text-decoration: none;
	}
}

/* breadcrumb */
.breadcrumb {
	padding: 0;
	font-size: smaller;
	color: gray;
	width: 75%;
}
.breadcrumb a {
	text-decoration: none;
}
.breadcrumb ol {
	padding-inline-start: 0;
}
.breadcrumb li {
	display: inline;
	list-style: none;
}
.breadcrumb li:not(:last-child)::after {
	content: ">";
	padding: 0 0.5em;
	color: gray;
}
@media only screen and (max-width: 820px) {
    .breadcrumb {
        width: 100%;
    }
}

/* content */
.post-content a {
	text-decoration-line: none;
}

/* date */
.post-date {
	font-size: smaller;
}
.update {
	margin-left: 1em;
}

/* toc */
#toc {
	top: 135px;
}
.post.container {
	padding: 0 1.5rem;
}
@media only screen and (max-width: 820px) {
	.post.container {
		padding: 0;
	}
}

/* back to top button */
@media screen and (max-width: 600px) {
	#btt-button {
		visibility: inherit;
	}
}

/* prev next post */
.prev-post, .next-post {
    max-width: inherit;
	font-size: smaller;
}
.prev-post a, .next-post a {
	text-decoration: none;
}
.prev-post-date, .next-post-date {
    line-height: 0.3rem;
}

/* search */
#result {
	margin: 1rem 0;
}
#resultCount {
	margin: 1rem 0 0;
}
.search {
    width: 250px;
    padding: 5px 10px;
    font-size: inherit;
    border-radius: 3px;
	border: 1px solid gray;
}
.item {
	margin: 2.5rem 0;
}
.item_excerpt {
	margin-top: 0.5rem;
	margin-left: 1.5rem;
}
.item_excerpt b {
	font-size: larger;
}