背景色と別窓

HTML

<a href="">私たちについて</a>

CSS

a {
	display: flex;
	justify-content: space-between;
	align-items: center;
	position: relative;
	padding: 30px 33px 30px 30px;
	width: 260px;
	color: #333;
	font-size: 18px;
	font-weight: 700;
	text-decoration: none;
	background-color: #90be70;
	border-radius: 40px;
}

a::before {
	content: '';
	position: absolute;
	bottom: 28px;
	right: 28px;
	width: 18px;
	height: 12px;
	border-right: 2px solid #2b550e;
	border-bottom: 2px solid #2b550e;
}

a::after {
	content: '';
	width: 18px;
	height: 12px;
	border: 2px solid #2b550e;
}