How to Make Responsive Menu With HTML, CSS

Hi Everyone

NOW I will represent how to make Responsive Menu

Code HTML

<!DOCTYPE html>
<html>
    <head>
        <meta charset="utf-8">
        <title>WELCOME</title>
        <meta name="viewport" content="width=device-width;
         initial-scale=1; maximum-scale=1">
        <link rel="stylesheet" type="text/css" href="style.css">
    </head>
    <body>
        <header>
            <div class="nav">
                <label for="toggle">&#9776;
                <input type="checkbox" id="toggle"/>
                <div class="menu">
                    <a href="#">Home</a>
                    <a href="#">About</a>
                    <a href="#">Services</a>
                    <a href="#">Work</a>
                </div>
            </div>
        </header>
    </body>
</html>

Code CSS

body {
    width: 100%;
    height: 100%;
    margin: 0;
    font-family: "helvetica neue", sans-serif;
}

header {
    background: #35424a;
    height: 80px;
    border-bottom: 5px solid #e8491d;
}

.nav {
    text-align: right;
    line-height: 80px;
}

.menu {
    margin: 0 40px 0 0;
}

a {
    clear: right;
    color: #fff;
    text-decoration: none;
    text-transform:uppercase;
    margin: 0 10px;
    line-height: 80px;
}

label {
    margin: 0 40px 0 0;
    font-size: 40px;
    color: #e8491d;
    line-height: 80px;
    display: none;
    width: 40px;
    float: right;
}

#toggle {
    display: none;
}

a:hover {
    color:#e8491d;
    font-weight:bold;
}


@media only screen and (max-width: 500px) {
    label {
        display: block;
        cursor: pointer;
    }

    .menu {
        text-align: center;
        width: 100%;
        display: none;
    }

    .menu a {
        display: block;
        border-bottom: 1px solid #e8491d;
        margin: 0;
        color: #35424a;
        background: #eaeaeb;
    }

    #toggle:checked + .menu {
        display: block;
    }
}