.lotto-ball {
	width: 44px;
	height: 44px;
	border-radius: 50%;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	font-weight: 800;
	font-size: 1.1rem;
	color: #fff;
	margin: 0 4px;
	box-shadow: 0 4px 10px rgba(0,0,0,0.25);
}
.ball-1 { background: #fbc531; }
.ball-10 { background: #00a8ff; }
.ball-20 { background: #e84118; }
.ball-30 { background: #718093; }
.ball-40 { background: #4cd137; }