.CodeMirror {
	font-family: Consolas, "Liberation Mono", Menlo, Courier, monospace;
	background-color: rgba(245, 245, 245, 1.0);
	/* 100%　にすると、ダークモードになるよ */
	filter: invert(0%);
}

.CodeMirror .cm-tab:before {
	visibility: hidden;
	content: '••••';
	color: rgba(0, 0, 0, 0.1);
	border-left: 1px solid rgba(0, 0, 0, 0.1);
	position: absolute;
}

.CodeMirror-linenumber {
	color: rgba(153, 153, 153, 1.0);
}