/*
selection
*/
::selection {
	color: #fff;
	background-color: #334;
}
/*
<wbr><span>...</span> は改行させない
*/
wbr {
	&:after {
		content: "\00200B";		/*ゼロ幅スペース*/
	}
	+ span {
		white-space: nowrap;
	}
}
/*
browsercaution jscaution preview
*/
input#browsercaution[type="checkbox"] {
	display: none;
}
label[for="browsercaution"],#jscaution,#preview {
	position: fixed;
	text-align: center;
	font-size: 1.3rem;
	padding: 20px;
	color: #fff;
	width: 100%;
	box-sizing: border-box;
	opacity: 0.7;
	transition: all 0.5s;
	max-height: 100px;
	overflow: hidden;
	@media print {
		display: none;
	}
	&:hover {
		opacity: 1;
	}
}
label[for="browsercaution"] {
	bottom: 0;
	z-index: 500;
	background-color: #f00;
	cursor: pointer;
}
#jscaution {
	bottom: 0;
	z-index: 502;
	background-color: #ff0;
	color: #111;
}
#preview {
	top: 0;
	z-index: 499;
	background-color: #f00;
	font-size: 2.4rem;
	font-weight: bold;
	line-height: 1.5;
	opacity: 0.7;
}
input#browsercaution[type="checkbox"]:checked + label[for="browsercaution"] {
	padding: 0;
	max-height: 0;
}