:root {
	--navigation-bar-size: 65px;
}

popover, tooltip {
	--navigation-bar-size: 40px;
}

navigation-bar {
	display: block;
	height: var(--navigation-bar-size);
	text-align: center;
	font-size: 18px;
	line-height: var(--navigation-bar-size);
	font-weight: bold;
	background-color: #FFFFFF;
	border-bottom: 1px solid rgba(0, 0, 0, 0.1);
	position: relative;
}

popover navigation-bar, tooltip navigation-bar {
	font-size: 14px;
	border-radius: 8px 8px 0 0;
}

.modal-container > view-controller > navigation-bar {
	border-radius: 10px 10px 0 0;
	margin-bottom: 1em;
}

navigation-bar bar-button-item {
	display: inline-block;
	height: 60%;
	margin-top: calc(var(--navigation-bar-size) * 0.2);
	padding-left: 0.6665em;
	padding-right: 0.6665em;
	border-radius: 5px;
	vertical-align: top;
	color: var(--design-color);
	line-height: calc(var(--navigation-bar-size) * 0.6);
}

bar-button-item:hover {
	background-color: rgba(0, 0, 0, 0.07);
}

bar-button-item:active {
	background-color: rgba(0, 0, 0, 0.14);
}

bar-button-item[disabled] {
	opacity: 0.5;
	pointer-events: none;
}

bar-button-item.default {
	font-weight: bold;
}

bar-button-item.destructive {
	color: var(--destructive-action-color);
}

navigation-bar bar-button-item > img {
	max-height: 60%;
	margin-top: 46%;
}

navigation-bar bar-title-item {
	font-weight: bold;
}

left-bar-area {
	display: block;
	position: absolute;
	left: calc(var(--navigation-bar-size) * 0.2);
	top: 0;
	height: 100%;
	line-height: normal;
}

right-bar-area {
	display: block;
	position: absolute;
	right: calc(var(--navigation-bar-size) * 0.2);
	top: 0;
	height: 100%;
	line-height: normal;
}

center-bar-area {
	display: inline-block;
	height: 100%;
	vertical-align: top;
}