aashishpanthi/index.html

## index.html
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <link rel="stylesheet" href="style.css">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Login and registration form</title>
</head>
<body>
    <div id="main">

        <div class="toggle-button">
            <div class="togglr"></div>
            <div class="login-button" onclick='loginActive()'>Login</div>
            <div class="register-button" onclick='registerActive()'>Register</div>
        </div>

        <div class="main-form-contents">
            <form action="" id='loginForm'>

                <p class="form-item">
                    <input type="text" id="username" required />
                    <label for="username"> Username </label>
                </p>

                <p class="form-item">
                    <input type="password" id="password" required />
                    <label for="password"> Password </label>
                </p>

                <a href="#" id="forgot"> Forgot password?</a>
                <button type="submit" id='login_submit'>Login</button>

            </form>

            <form action="" id='registerForm' onreset="return resetForm()">

                <p class="form-item">
                    <input type="text" id="register_username" required />
                    <label for="register_username"> Username </label>
                </p>

                <p class="form-item">
                    <input type="text" id="register_email" required />
                    <label for="register_email"> Email </label>
                </p>

                <p class="form-item">
                    <input type="password" id="register_password" required />
                    <label for="register_password"> Password </label>
                </p>

                <p class="form-item">
                    <input type="password" id="cofirm_password" required />
                    <label for="cofirm_password"> Confirm Password </label>
                </p>

                <button type="submit" id='register_submit'>Register</button>
                <input type="reset" id='reset_button' value="Reset">

            </form>
        </div>
    </div>

    <script src='./script.js'></script>
</body>
</html>

## script.js
const registerForm = document.querySelector('#registerForm')
const loginForm = document.querySelector('#loginForm')
const togglr = document.querySelector('.togglr')

function registerActive(){
    registerForm.style.transform = 'translateX(0%)'
    loginForm.style.transform = 'translateX(-120%)'
    togglr.style.left='50%'
}

function loginActive(){
    registerForm.style.transform = 'translateX(120%)'
    loginForm.style.transform = 'translateX(0%)'
    togglr.style.left='0%'
}

const resetForm = () =>confirm('Do you want to reset the registration form?') ? true : false

## style.css
*{
    margin:0;
    padding:0;
    box-sizing:border-box;
    font-family: sans-serif;
}

body{
    min-height:100vh;
    display:grid;
    place-items: center;
}

#main{
    height:400px;
    width:300px;
    box-shadow: 0 3px 10px rgb(0 0 0 / 0.2);
    padding:1rem;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.toggle-button{
    position:relative;
    width:250px;
    height:40px;
    background:#eee;
    display:flex;
    align-items: center;
    padding:0.5rem 1rem;
    border-radius:10px;
    cursor:pointer;
}

.togglr{
    background: royalblue;
    width:50%;
    position:absolute;
    left:0;
    height:100%;
    border-radius:10px;
    transition: 300ms ease-in-out;
}

.login-button,.register-button{
    width:50%;
    font-size:1.3rem;
    font-weight: bold;
    z-index:1;
    text-align:center;
}

.main-form-contents{
    width:100%;
    height: 100%;
    padding: 1rem 0;
    display:flex;
    position: relative;
    overflow:hidden;
}

form{
    position: absolute;
    width:100%;
    height:100%;
    transition: 300ms ease-in-out;
}

#registerForm{
    transform: translateX(120%);
}

.form-item{
    position:relative;
    width:100%;
    margin:1.3rem 0;
    display:flex;
    align-items:center;
}

.form-item > input{
    width:100%;
    height:40px;
    border:2px solid royalblue;
    outline:none;
    color:royalblue;
    font-size:1rem;
    padding:0 5px;
}

.form-item > label{
    position:absolute;
    font-size:.9rem;
    color:royalblue;
    background:#fff;
    left: 10px;
    pointer-events: none;
    padding:0px 5px;
    transition: 300ms ease-in-out;
}

.form-item > input:focus + label,
.form-item > input:valid + label{
    transform: translateY(-100%);
}

#forgot{
    color:royalblue;
    font-size: 1rem;
    font-weight:bold;
}

#login_submit, #register_submit{
    background:royalblue;
    height: 40px;
    font-weight: bold;
    color:#fff;
    border:none;
    cursor:pointer;
    font-size:1rem;
    border-radius:5px;
}

#login_submit{
    width:100%;
    margin-top:1rem;
}

#register_submit{
    width:65%;
}

#reset_button{
    width:30%;
    height:40px;
    border-radius:5px;
    color:#fff;
    font-size:1rem;
    border:none;
    cursor:pointer;
    background:rgb(190, 104, 104);
    outline:none;
}
	<!DOCTYPE html>
	<html lang="en">
	<head>
	<meta charset="UTF-8">
	<meta http-equiv="X-UA-Compatible" content="IE=edge">
	<link rel="stylesheet" href="style.css">
	<meta name="viewport" content="width=device-width, initial-scale=1.0">
	<title>Login and registration form</title>
	</head>
	<body>
	<div id="main">

	<div class="toggle-button">
	<div class="togglr"></div>
	<div class="login-button" onclick='loginActive()'>Login</div>
	<div class="register-button" onclick='registerActive()'>Register</div>
	</div>

	<div class="main-form-contents">
	<form action="" id='loginForm'>

	<p class="form-item">
	<input type="text" id="username" required />
	<label for="username"> Username </label>
	</p>

	<p class="form-item">
	<input type="password" id="password" required />
	<label for="password"> Password </label>
	</p>

	<a href="#" id="forgot"> Forgot password?</a>
	<button type="submit" id='login_submit'>Login</button>

	</form>

	<form action="" id='registerForm' onreset="return resetForm()">

	<p class="form-item">
	<input type="text" id="register_username" required />
	<label for="register_username"> Username </label>
	</p>

	<p class="form-item">
	<input type="text" id="register_email" required />
	<label for="register_email"> Email </label>
	</p>

	<p class="form-item">
	<input type="password" id="register_password" required />
	<label for="register_password"> Password </label>
	</p>

	<p class="form-item">
	<input type="password" id="cofirm_password" required />
	<label for="cofirm_password"> Confirm Password </label>
	</p>

	<button type="submit" id='register_submit'>Register</button>
	<input type="reset" id='reset_button' value="Reset">

	</form>
	</div>
	</div>

	<script src='./script.js'></script>
	</body>
	</html>
	const registerForm = document.querySelector('#registerForm')
	const loginForm = document.querySelector('#loginForm')
	const togglr = document.querySelector('.togglr')

	function registerActive(){
	registerForm.style.transform = 'translateX(0%)'
	loginForm.style.transform = 'translateX(-120%)'
	togglr.style.left='50%'
	}

	function loginActive(){
	registerForm.style.transform = 'translateX(120%)'
	loginForm.style.transform = 'translateX(0%)'
	togglr.style.left='0%'
	}

	const resetForm = () =>confirm('Do you want to reset the registration form?') ? true : false
	*{
	margin:0;
	padding:0;
	box-sizing:border-box;
	font-family: sans-serif;
	}

	body{
	min-height:100vh;
	display:grid;
	place-items: center;
	}

	#main{
	height:400px;
	width:300px;
	box-shadow: 0 3px 10px rgb(0 0 0 / 0.2);
	padding:1rem;
	display: flex;
	flex-direction: column;
	align-items: center;
	}

	.toggle-button{
	position:relative;
	width:250px;
	height:40px;
	background:#eee;
	display:flex;
	align-items: center;
	padding:0.5rem 1rem;
	border-radius:10px;
	cursor:pointer;
	}

	.togglr{
	background: royalblue;
	width:50%;
	position:absolute;
	left:0;
	height:100%;
	border-radius:10px;
	transition: 300ms ease-in-out;
	}

	.login-button,.register-button{
	width:50%;
	font-size:1.3rem;
	font-weight: bold;
	z-index:1;
	text-align:center;
	}

	.main-form-contents{
	width:100%;
	height: 100%;
	padding: 1rem 0;
	display:flex;
	position: relative;
	overflow:hidden;
	}

	form{
	position: absolute;
	width:100%;
	height:100%;
	transition: 300ms ease-in-out;
	}

	#registerForm{
	transform: translateX(120%);
	}

	.form-item{
	position:relative;
	width:100%;
	margin:1.3rem 0;
	display:flex;
	align-items:center;
	}

	.form-item > input{
	width:100%;
	height:40px;
	border:2px solid royalblue;
	outline:none;
	color:royalblue;
	font-size:1rem;
	padding:0 5px;
	}

	.form-item > label{
	position:absolute;
	font-size:.9rem;
	color:royalblue;
	background:#fff;
	left: 10px;
	pointer-events: none;
	padding:0px 5px;
	transition: 300ms ease-in-out;
	}

	.form-item > input:focus + label,
	.form-item > input:valid + label{
	transform: translateY(-100%);
	}

	#forgot{
	color:royalblue;
	font-size: 1rem;
	font-weight:bold;
	}

	#login_submit, #register_submit{
	background:royalblue;
	height: 40px;
	font-weight: bold;
	color:#fff;
	border:none;
	cursor:pointer;
	font-size:1rem;
	border-radius:5px;
	}

	#login_submit{
	width:100%;
	margin-top:1rem;
	}

	#register_submit{
	width:65%;
	}

	#reset_button{
	width:30%;
	height:40px;
	border-radius:5px;
	color:#fff;
	font-size:1rem;
	border:none;
	cursor:pointer;
	background:rgb(190, 104, 104);
	outline:none;
	}