hexo/node_modules/prismjs/plugins/show-invisibles/prism-show-invisibles.css

.token.tab:not(:empty),
.token.cr,
.token.lf,
.token.space {
	position: relative;
}

.token.tab:not(:empty):before,
.token.cr:before,
.token.lf:before,
.token.space:before {
	color: #808080;
	opacity: 0.6;
	position: absolute;
}

.token.tab:not(:empty):before {
	content: '\21E5';
}

.token.cr:before {
	content: '\240D';
}

.token.crlf:before {
	content: '\240D\240A';
}
.token.lf:before {
	content: '\240A';
}

.token.space:before {
	content: '\00B7';
}