.container {
	margin: 20px;
	background-color: black;
}

.timer {
	margin: auto;
	text-align: center;
	font-size: 8em;
	color: green;
}

.timer-button {
	margin-top: 20px;
	text-align: center;
}

.reset-button {
	margin-top: 20px;
	text-align: center;
}

.btn:focus,.btn:active {
	outline: none !important;
}