style.css

#bars-container {
	position: relative;
	z-index: 0;
	background-color: rgb(20, 20, 20);
	width: 1001px;
	height: 502px;
	margin-left: auto;
	margin-right: auto;
	margin-top: 50px;
}

.bar {
	position: absolute;
	z-index: 1;
	background-color: rgb(255, 255, 255);
	transition: 30ms;
}

#buttons-container {
	position: relative;
	z-index: 0;
	width: 1001px;
	height: 80px;
	margin-left: auto;
	margin-right: auto;
	margin-top: 30px;
}

button, select {
	position: relative;
	z-index: 1;
 	font-family: Arial, Helvetica, sans-serif;
 	font-size: 50px;
 	color: rgb(30, 30, 30);
 	border-radius: 15px;
 	height: 80px;
 	width: 300px;
 	margin-left: 15px;
 	margin-right: 15px;
 	background-color: rgb(245, 245, 245);
 	outline: none;
}

#algorithms {
	font-size: 26px;
	height: 50px;
	top: -8px;
	padding: 5px;
}