How to Make a Calculator in Html and CSS and Javascript

Html part

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>calculator</title>
    <link rel="stylesheet" href="style.css">
</head>
<body>
<main>
    <div class="calculator">
        <h1>calculator</h1>
        <input type="text" name="display" id="display">
        <table>
            <tr>
                <td><button>(</button></td>
                <td><button>)</button></td>
                <td><button>%</button></td>
                <td><button>AC</button></td>
            </tr>
            <tr>
                <td><button>7</button></td>
                <td><button>8</button></td>
                <td><button>9</button></td>
                <td><button>/</button></td>
            </tr>
            <tr>
                <td><button>4</button></td>
                <td><button>5</button></td>
                <td><button>6</button></td>
                <td><button>x</button></td>
            </tr>
            <tr>
                <td><button>1</button></td>
                <td><button>2</button></td>
                <td><button>3</button></td>
                <td><button>-</button></td>
            </tr>
            <tr>
                <td><button>0</button></td>
                <td><button>.</button></td>
                <td><button>+</button></td>
                <td><button>=</button></td>
            </tr>
        </table>
    </div>
</main>

CSS part

*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body{
    min-height: 100vh;
    background: 
    linear-gradient(to right ,
    rgba(10, 10, 231, 0.751), rgb(241, 86, 86) );
    display: flex;
    justify-content: center;
    align-items: center;
}
.calculator{
    display: inline-block;
    padding: 20px 15px;
    /* border-radius: 30px; */
    /* /* background: #000; */
    border-radius: 55px;
    box-shadow: 10px 10px 10px #000,
    -10px -10px 10px #000;

}
h1{
    color: #fff;
    font-size: 30px;
    font-family: sans-serif;
    border-bottom: 2px solid #fff;
    display: inline-block;
    margin-bottom: 10px;
    text-transform: uppercase;
}
main{
    text-align: center;

}
table{
    margin: auto;
}
#display{
    width: 80%;
    height: 70px;
    font-size: 30px;
    border: 2px solid #000;
    border-radius: 10px;
    outline: none;
    margin-bottom: 8px;
    font-family: sans-serif;
    /* display: inline-block; */
}
button{
    width: 100px;
    height: 80px;
    font-size: 30px;
    border-radius: 10px;
    margin: 5px 5px;
    transition: .2s;
}
button:hover{
    background: crimson;
}

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