<h1 class="cp_h1title">見出しテキスト</h1>

.cp_h1title {
	position: relative;
	padding: 0.1em 0.3em;
	padding-left: 1.5em;
	vertical-align: middle;
	color: #fff;
	border-radius: 25px 0 0 25px;
	background: #26a69a;
}
.cp_h1title::before {
	font-size: .8em;
	position: absolute;
	top: .25em;
	left: .5em;
	margin-right: 8px;
	content: '●';
	color: #fff;
}