Here is the student grade calculator using pure HTML, CSS & JS. In Web Format You can enter Some marks on some subjects and you can get total marks, percentage and Grade of Student
Source Code:
HTML CODE:
<!DOCTYPE html>
<html lang="en">
<head>
<link rel="stylesheet" href="style.css">
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Glass Morphism Grade Calculator</title>
</head>
<body>
<div class="calc-body">
<div class="result">
<h1>Result</h1>
<div class="show">
<h2>Total:<span id="total"></span></h2>
<br>
<h2>Percentage:<span id="percentage"></span></h2>
<br>
<h2>Grade:<span id="grade"></span></h2>
</div>
</div>
<div class="inp">
<div class="main">
<input type="number" name="" id="math" placeholder="Math"><br>
<input type="number" name="" id="physics" placeholder="Physics"><br>
<input type="number" name="" id="chemistry" placeholder="Chemistry"><br>
<input type="number" name="" id="cprogramming" placeholder="C Programming"><br>
<input type="number" name="" id="computer" placeholder="Computer"><br>
<button onclick="getResult()">Calculate Result</button>
</div>
</div>
</div>
</body>
<script src="main.js"></script>
</html>
Make CSS File with name as style.css For linking with styling
CSS CODE:
*{
margin: 0;
padding: 0;
box-sizing: border-box;
text-decoration: none;
font-family: monospace;
}
body{
justify-content: center;
align-items: center;
min-height: 100vh;
display: flex;
background: linear-gradient(217deg, rgba(255,0,0,.8), rgba(255,0,0,0) 70.71%),
linear-gradient(127deg, rgba(0,255,0,.8), rgba(0,255,0,0) 70.71%),
linear-gradient(336deg, rgba(0,0,255,.8), rgba(0,0,255,0) 70.71%);
}
.calc-body{
background: radial-gradient(
rgba(255, 255, 255, 0.09),
rgba(255, 255, 255, 0.9)
); height: 50vh;
width: 45vw;
height: 70vh;
border-radius: 20px;
}
.result{
position: absolute;
border-bottom-left-radius: 20px;
border-top-left-radius: 20px;
height: 70vh;
width: 20vw;
background: radial-gradient(
rgba(0, 0, 0, 0.05), rgba(255, 255, 255, 0.5)
);
}
.result h1{
font-size: 55px;
margin: 40px 0;
text-align: center;
}
h2{
font-size: 35px;
margin: 10px 30px;
}
.show{
margin-top: 85px;
}
.inp{
text-align: center;
justify-content: center;
align-items: center;
width: 60vw;
height: 70vh;
display: flex;
}
input{
font-weight: 880;
border-radius: 10px;
margin: 15px;
height: 45px;
padding: 20px;
border: none;
outline: none;
font-size: 20px;
border: 1px solid rgb(223, 217, 217);
background: rgba(0, 0, 0, 0.05);
}
.main{
margin-left: 45px;
}
button{
margin-top: 20px;
height: 45px;
width: 200px;
font-weight: 650;
cursor: pointer;
background: rgba(0, 0, 0, 0.05);
border: 1px solid rgb(223, 217, 217);
outline: none;
font-size: 20px;
}
::placeholder{
font-weight: 850;
}
Make One JavaScript File With name as main.js
JavaScript Code:
const getResult = () => {
let math = document.getElementById('math').value;
let physics = document.getElementById('physics').value;
let chemistry = document.getElementById('chemistry').value;
let c = document.getElementById('cprogramming').value;
let computer = document.getElementById('computer').value;
if(document.getElementsByTagName('input').value==""){
alert("Please Enter Some Value");
}
let total = parseFloat(math) + parseFloat(physics) + parseFloat(chemistry) + parseFloat(c) + parseFloat(computer);
let percentage = (total * 100) / 500;
if (percentage >= 90) {
document.getElementById("grade").innerHTML = "A+";
}
else if (percentage >= 80) {
document.getElementById("grade").innerHTML = "A";
}
else if (percentage >= 70) {
document.getElementById("grade").innerHTML = "B+";
}
else if (percentage >= 60) {
document.getElementById("grade").innerHTML = "B";
}
else if (percentage >= 50) {
document.getElementById("grade").innerHTML = "B+";
}
else if (percentage >= 40) {
document.getElementById("grade").innerHTML = "C+";
}
else if (percentage >= 30) {
document.getElementById("grade").innerHTML = "C";
}
else if (percentage >= 20) {
document.getElementById("grade").innerHTML = "D+";
}
else {
document.getElementById("grade").innerHTML = "You Are Failed";
}
document.getElementById('percentage').innerHTML = percentage;
document.getElementById('total').innerHTML = total;
}