I have project for NodeJS

I have HTML and CSS

Just I need code for NodeJS

THIS IS HTML

<!DOCTYPE html>

<html>

<head>

<title>GRADE01 PROBLEM</title>

<link rel="stylesheet" type="text/css" href='grade1.css' />

</head>

<body>

<form class='problem2'>

<label class='title'><strong>GRADE01 PROBLEM</strong></label><p>

<label class='input'>Midterm:</label> <input type="text" class='one' /><br>

<label class='input'>Final:</label> <input type="text" class='one' /><br>

<label class='input'>Semester:</label> <select><option>Fall</option><option>Spring</option><option>Summer</option></select><br>

<hr>

<label class='output2'>Answer:</label> <input type="text" class='two'/><br>

<hr>

<div>

<input type="button" value="Numerical" class='two2'/>

<input type="button" value="Letter" class='two2' />

<input type="button" value="Clear" class='two2' />

</div>

</form>

</body>

</html>

And this is CSS

.problem2{color:black; background-color:green; border:10px solid yellow;max-width:400px;color:white;padding:5px;padding-right:10px;border-radius:25px;}

.problem2 label.title{outline:solid 7px yellow;color:black; background-color:yellow; float:left; text-align:center; width:400px;border:solid yellow 5px;font-size:1.5em;margin-bottom:5px;}

.problem2 label.input{float:left; width:130px;color:black;margin-top:5px;color:white;}

.problem2 label.output1{float:left; width:130px;color:red;}

.problem2 label.output2{float:left; width:130px}

.problem2 div{text-align: center;}

.problem2 br{clear:both;}

.problem2 .one,select{color:white;background-color:black; border:4px solid white; max-width:150px; float:left;border-radius:25px;margin-top:5px;padding:4px;}

.problem2 .two{background-color:yellow; border:4px solid black; margin:2px; max-width:150px; float:left;border-radius:25px;padding:4px;}

.problem2 .one2{background-color:red;border:4px solid black;color:white;border-radius:25px;}

.problem2 .two2{background-color:red;border:4px solid red;background:black;color:lightblue;border-radius:25px;}