style.css

body{
   	font-family: "Trebuchet MS", Arial, Helvetica, sans-serif;
}
h1 {
	background-color: #2E8B57;
	padding: 20px;
}
label {
	background-color: #AFEEEE;
	padding: 0 100px 0 100px;
}
select {
	padding: 10px;
	border-radius: 5px;
}
#customers {
	font-family: "Trebuchet MS", Arial, Helvetica, sans-serif;
	border-collapse: collapse;
	width: 100%;
}

#customers td, #customers th {
	border: 1px solid #ddd;
	padding: 8px;
}

#customers tr:nth-child(even){background-color: #f2f2f2;}

#customers tr:hover {background-color: #ddd;}

#customers th {
	padding-top: 12px;
	padding-bottom: 12px;
	text-align: left;
	background-color: #66CDAA;
	color: black;
}
#btn {
	color: white;
	background-color: blue;
	text-decoration: none;
	position: relative;
	left: 150px;
	padding: 10px;
	border-radius: 5px;
}