<div class="container">
	<div class="frame">
		<div class="nav">
			<ul class="links">
				<li class="signin-active"><a class="btn">Sign in</a></li>
				<li class="signup-inactive"><a class="btn">Sign up </a></li>
			</ul>
		</div>
		<div ng-app ng-init="checked = false">
			<form class="form-signin" action="" method="post" name="form"> <label for="username">Username</label> <input class="form-styling" type="text" name="username" placeholder="" /> <label for="password">Password</label> <input class="form-styling" type="text" name="password" placeholder="" /> <input type="checkbox" id="checkbox" /> <label for="checkbox"><span class="ui"></span>Keep me signed in</label>
				<div class="btn-animate"> <a class="btn-signin">Sign in</a> </div>
			</form>
			<form class="form-signup" action="" method="post" name="form"> <label for="fullname">Full name</label> <input class="form-styling" type="text" name="fullname" placeholder="" /> <label for="email">Email</label> <input class="form-styling" type="text" name="email" placeholder="" /> <label for="password">Password</label> <input class="form-styling" type="text" name="password" placeholder="" /> <label for="confirmpassword">Confirm password</label> <input class="form-styling" type="text" name="confirmpassword" placeholder="" /> <a ng-click="checked = !checked" class="btn-signup">Sign Up</a> </form>
			<div class="success"> <svg width="270" height="270" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px" viewBox="0 0 60 60" id="check" ng-class="checked ? 'checked' : ''">
					<path fill="#ffffff" d="M40.61,23.03L26.67,36.97L13.495,23.788c-1.146-1.147-1.359-2.936-0.504-4.314 c3.894-6.28,11.169-10.243,19.283-9.348c9.258,1.021,16.694,8.542,17.622,17.81c1.232,12.295-8.683,22.607-20.849,22.042 c-9.9-0.46-18.128-8.344-18.972-18.218c-0.292-3.416,0.276-6.673,1.51-9.578" />
					<div class="successtext">
						<p> Thanks for signing up! Check your email for confirmation.</p>
					</div>
			</div>
		</div>
		<div class="forgot"> <a href="#">Forgot your password?</a> </div>
		<div>
			<div class="cover-photo"></div>
			<div class="profile-photo"></div>
			<h1 class="welcome">Welcome, Friend</h1> <a class="btn-goback" value="Refresh" onClick="history.go()">Go back</a>
		</div>
	</div> <a id="refresh" value="Refresh" onClick="history.go()"> <svg class="refreshicon" version="1.1" id="Capa_1" x="0px" y="0px" width="25px" height="25px" viewBox="0 0 322.447 322.447" style="enable-background:new 0 0 322.447 322.447;" xml:space="preserve">
			<path d="M321.832,230.327c-2.133-6.565-9.184-10.154-15.75-8.025l-16.254,5.281C299.785,206.991,305,184.347,305,161.224 c0-84.089-68.41-152.5-152.5-152.5C68.411,8.724,0,77.135,0,161.224s68.411,152.5,152.5,152.5c6.903,0,12.5-5.597,12.5-12.5 c0-6.902-5.597-12.5-12.5-12.5c-70.304,0-127.5-57.195-127.5-127.5c0-70.304,57.196-127.5,127.5-127.5 c70.305,0,127.5,57.196,127.5,127.5c0,19.372-4.371,38.337-12.723,55.568l-5.553-17.096c-2.133-6.564-9.186-10.156-15.75-8.025 c-6.566,2.134-10.16,9.186-8.027,15.751l14.74,45.368c1.715,5.283,6.615,8.642,11.885,8.642c1.279,0,2.582-0.198,3.865-0.614 l45.369-14.738C320.371,243.946,323.965,236.895,321.832,230.327z" /> </svg> </a>
</div>
html,
body * {
	box-sizing: border-box;
	font-family: "Open Sans", sans-serif;
}

body {
	background: linear-gradient(rgba(246, 247, 249, 0.8), rgba(246, 247, 249, 0.8)),
		url(https://res.cloudinary.com/dxfq3iotg/image/upload/v1564049481/bg-clouds.jpg)
			no-repeat center center fixed;
	background-size: cover;
}

.container {
	width: 100%;
	padding-top: 60px;
	padding-bottom: 100px;
}

.frame {
	height: 575px;
	width: 430px;
	background: linear-gradient(rgba(35, 43, 85, 0.75), rgba(35, 43, 85, 0.95)),
		url(https://res.cloudinary.com/dxfq3iotg/image/upload/v1564049481/bg-clouds.jpg)
			no-repeat center center;
	background-size: cover;
	margin-left: auto;
	margin-right: auto;
	border-top: solid 1px rgba(255, 255, 255, 0.5);
	border-radius: 5px;
	box-shadow: 0px 2px 7px rgba(0, 0, 0, 0.2);
	overflow: hidden;
	transition: all 0.5s ease;
}

.frame-long {
	height: 615px;
}

.frame-short {
	height: 400px;
	margin-top: 50px;
	box-shadow: 0px 2px 7px rgba(0, 0, 0, 0.1);
}

.nav {
	width: 100%;
	height: 100px;
	padding-top: 40px;
	opacity: 1;
	transition: all 0.5s ease;
}

.nav-up {
	transform: translateY(-100px);
	opacity: 0;
}

li {
	padding-left: 10px;
	font-size: 18px;
	display: inline;
	text-align: left;
	text-transform: uppercase;
	padding-right: 10px;
	color: #ffffff;
}

.signin-active a {
	padding-bottom: 10px;
	color: #ffffff;
	text-decoration: none;
	border-bottom: solid 2px #1059ff;
	transition: all 0.25s ease;
	cursor: pointer;
}

.signin-inactive a {
	padding-bottom: 0;
	color: rgba(255, 255, 255, 0.3);
	text-decoration: none;
	border-bottom: none;
	cursor: pointer;
}

.signup-active a {
	cursor: pointer;
	color: #ffffff;
	text-decoration: none;
	border-bottom: solid 2px #1059ff;
	padding-bottom: 10px;
}

.signup-inactive a {
	cursor: pointer;
	color: rgba(255, 255, 255, 0.3);
	text-decoration: none;
	transition: all 0.25s ease;
}

.form-signin {
	width: 430px;
	height: 375px;
	font-size: 16px;
	font-weight: 300;
	padding-left: 37px;
	padding-right: 37px;
	padding-top: 55px;
	transition: opacity 0.5s ease, transform 0.5s ease;
}

.form-signin-left {
	transform: translateX(-400px);
	opacity: 0;
}

.form-signup {
	width: 430px;
	height: 375px;
	font-size: 16px;
	font-weight: 300;
	padding-left: 37px;
	padding-right: 37px;
	padding-top: 55px;
	position: relative;
	top: -375px;
	left: 400px;
	opacity: 0;
	transition: all 0.5s ease;
}

.form-signup-left {
	transform: translateX(-399px);
	opacity: 1;
}

.form-signup-down {
	top: 0px;
	opacity: 0;
}

.success {
	width: 80%;
	height: 150px;
	text-align: center;
	position: relative;
	top: -890px;
	left: 450px;
	opacity: 0;
	transition: all 0.8s 0.4s ease;
}

.success-left {
	transform: translateX(-406px);
	opacity: 1;
}

.successtext {
	color: #ffffff;
	font-size: 16px;
	font-weight: 300;
	margin-top: -35px;
	padding-left: 37px;
	padding-right: 37px;
}

#check path {
	stroke: #ffffff;
	stroke-linecap: round;
	stroke-linejoin: round;
	stroke-width: 0.85px;
	stroke-dasharray: 60px 300px;
	stroke-dashoffset: -166px;
	fill: rgba(255, 255, 255, 0);
	transition: stroke-dashoffset 2s ease 0.5s, fill 1.5s ease 1s;
}

#check.checked path {
	stroke-dashoffset: 33px;
	fill: rgba(255, 255, 255, 0.03);
}

.form-signin input,
.form-signup input {
	color: #ffffff;
	font-size: 13px;
}

.form-styling {
	width: 100%;
	height: 35px;
	padding-left: 15px;
	border: none;
	border-radius: 20px;
	margin-bottom: 20px;
	background: rgba(255, 255, 255, 0.2);
}

label {
	font-weight: 400;
	text-transform: uppercase;
	font-size: 13px;
	padding-left: 15px;
	padding-bottom: 10px;
	color: rgba(255, 255, 255, 0.7);
	display: block;
}

:focus {
	outline: none;
}

.form-signin input:focus,
textarea:focus,
.form-signup input:focus,
textarea:focus {
	background: rgba(255, 255, 255, 0.3);
	border: none;
	padding-right: 40px;
	transition: background 0.5s ease;
}

[type="checkbox"]:not(:checked),
[type="checkbox"]:checked {
	position: absolute;
	display: none;
}

[type="checkbox"]:not(:checked) + label,
[type="checkbox"]:checked + label {
	position: relative;
	padding-left: 85px;
	padding-top: 2px;
	cursor: pointer;
	margin-top: 8px;
}

[type="checkbox"]:not(:checked) + label:before,
[type="checkbox"]:checked + label:before,
[type="checkbox"]:not(:checked) + label:after,
[type="checkbox"]:checked + label:after {
	content: "";
	position: absolute;
}

[type="checkbox"]:not(:checked) + label:before,
[type="checkbox"]:checked + label:before {
	width: 65px;
	height: 30px;
	background: rgba(255, 255, 255, 0.2);
	border-radius: 15px;
	left: 0;
	top: -3px;
	transition: all 0.2s ease;
}

[type="checkbox"]:not(:checked) + label:after,
[type="checkbox"]:checked + label:after {
	width: 10px;
	height: 10px;
	background: rgba(255, 255, 255, 0.7);
	border-radius: 50%;
	top: 7px;
	left: 10px;
	transition: all 0.2s ease;
}

[type="checkbox"]:checked + label:before {
	background: #0f4fe6;
}

[type="checkbox"]:checked + label:after {
	background: #ffffff;
	top: 7px;
	left: 45px;
}

[type="checkbox"]:checked + label .ui,
[type="checkbox"]:not(:checked) + label .ui:before,
[type="checkbox"]:checked + label .ui:after {
	position: absolute;
	left: 6px;
	width: 65px;
	border-radius: 15px;
	font-size: 14px;
	font-weight: bold;
	line-height: 22px;
	transition: all 0.2s ease;
}

[type="checkbox"]:not(:checked) + label .ui:before {
	content: "no";
	left: 32px;
	color: rgba(255, 255, 255, 0.7);
}

[type="checkbox"]:checked + label .ui:after {
	content: "yes";
	color: #ffffff;
}

[type="checkbox"]:focus + label:before {
	box-sizing: border-box;
	margin-top: -1px;
}

.btn-signup {
	float: left;
	font-weight: 700;
	text-transform: uppercase;
	font-size: 13px;
	text-align: center;
	color: #ffffff;
	padding-top: 8px;
	width: 100%;
	height: 35px;
	border: none;
	border-radius: 20px;
	margin-top: 23px;
	background-color: #1059ff;
}

.btn-signin {
	float: left;
	padding-top: 8px;
	width: 100%;
	height: 35px;
	border: none;
	border-radius: 20px;
	margin-top: -8px;
}

.btn-animate {
	float: left;
	font-weight: 700;
	text-transform: uppercase;
	font-size: 13px;
	text-align: center;
	color: rgba(255, 255, 255, 1);
	padding-top: 8px;
	width: 100%;
	height: 35px;
	border: none;
	border-radius: 20px;
	margin-top: 23px;
	background-color: rgba(16, 89, 255, 1);
	left: 0px;
	top: 0px;
	transition: all 0.5s ease, top 0.5s ease 0.5s, height 0.5s ease 0.5s,
		background-color 0.5s ease 0.75s;
}

.btn-animate-grow {
	width: 130%;
	height: 625px;
	position: relative;
	left: -55px;
	top: -420px;
	color: rgba(255, 255, 255, 0);
	background-color: rgba(255, 255, 255, 1);
}

a.btn-signup:hover,
a.btn-signin:hover {
	cursor: pointer;
	background-color: #0f4fe6;
	transition: background-color 0.5s;
}

.forgot {
	height: 100px;
	width: 80%;
	margin-left: auto;
	margin-right: auto;
	text-align: center;
	padding-top: 24px;
	margin-top: -535px;
	border-top: solid 1px rgba(255, 255, 255, 0.3);
	transition: all 0.5s ease;
}

.forgot-left {
	transform: translateX(-400px);
	opacity: 0;
}

.forgot-fade {
	opacity: 0;
}

.forgot a {
	color: rgba(255, 255, 255, 0.3);
	font-weight: 400;
	font-size: 13px;
	text-decoration: none;
}

.welcome {
	width: 100%;
	height: 50px;
	position: relative;
	color: rgba(35, 43, 85, 0.75);
	opacity: 0;
	transition: transform 1.5s ease 0.25s, opacity 0.1s ease 1s;
}

.welcome-left {
	transform: translateY(-780px);
	opacity: 1;
}

.cover-photo {
	height: 150px;
	position: relative;
	left: 0px;
	top: -900px;
	background: linear-gradient(rgba(35, 43, 85, 0.75), rgba(35, 43, 85, 0.95)),
		url(https://img.icons8.com/bubbles/100/000000/user.png);
	background-size: cover;
	opacity: 0;
	transition: all 1.5s ease 0.55s;
}

.cover-photo-down {
	top: -575px;
	opacity: 1;
}

.profile-photo {
	height: 125px;
	width: 125px;
	position: relative;
	border-radius: 70px;
	left: 155px;
	top: -1000px;
	background: url(https://img.icons8.com/bubbles/100/000000/user.png);
	background-size: 100% 135%;
	background-position: 100% 100%;
	opacity: 0;
	transition: top 1.5s ease 0.35s, opacity 0.75s ease 0.5s;
	border: solid 3px #ffffff;
}

.profile-photo-down {
	top: -636px;
	opacity: 1;
}

h1 {
	color: #ffffff;
	font-size: 35px;
	font-weight: 300;
	text-align: center;
}

.btn-goback {
	position: relative;
	margin-right: auto;
	top: -400px;
	float: left;
	padding: 8px;
	width: 83%;
	margin-left: 37px;
	margin-right: 37px;
	height: 35px;
	border-radius: 20px;
	font-weight: 700;
	text-transform: uppercase;
	font-size: 13px;
	text-align: center;
	color: #1059ff;
	margin-top: -8px;
	border: solid 1px #1059ff;
	opacity: 0;
	transition: top 1.5s ease 0.35s, opacity 0.75s ease 0.5s;
}

.btn-goback-up {
	top: -1080px;
	opacity: 1;
}

a.btn-goback:hover {
	cursor: pointer;
	background-color: #0f4fe6;
	transition: all 0.5s;
	color: #ffffff;
}

#refresh {
	position: fixed;
	bottom: 20px;
	right: 20px;
	background-color: #ffffff;
	width: 50px;
	height: 50px;
	border-radius: 25px;
	box-shadow: 0px 2px 7px rgba(0, 0, 0, 0.1);
	padding: 13px 0 0 13px;
}

.refreshicon {
	fill: #d3d3d3;
	transform: rotate(0deg);
	transition: fill 0.25s ease, transform 0.25s ease;
}

.refreshicon:hover {
	cursor: pointer;
	fill: #1059ff;
	transform: rotate(180deg);
}
$(function () {
	$(".btn").click(function () {
		$(".form-signin").toggleClass("form-signin-left");
		$(".form-signup").toggleClass("form-signup-left");
		$(".frame").toggleClass("frame-long");
		$(".signup-inactive").toggleClass("signup-active");
		$(".signin-active").toggleClass("signin-inactive");
		$(".forgot").toggleClass("forgot-left");
		$(this).removeClass("idle").addClass("active");
	});
});

$(function () {
	$(".btn-signup").click(function () {
		$(".nav").toggleClass("nav-up");
		$(".form-signup-left").toggleClass("form-signup-down");
		$(".success").toggleClass("success-left");
		$(".frame").toggleClass("frame-short");
	});
});

$(function () {
	$(".btn-signin").click(function () {
		$(".btn-animate").toggleClass("btn-animate-grow");
		$(".welcome").toggleClass("welcome-left");
		$(".cover-photo").toggleClass("cover-photo-down");
		$(".frame").toggleClass("frame-short");
		$(".profile-photo").toggleClass("profile-photo-down");
		$(".btn-goback").toggleClass("btn-goback-up");
		$(".forgot").toggleClass("forgot-fade");
	});
});

External CSS

  1. https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/4.5.0/css/bootstrap.min.css

External JavaScript

  1. https://cdnjs.cloudflare.com/ajax/libs/jquery/3.5.1/jquery.min.js
  2. https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/4.5.3/js/bootstrap.min.js