Login Page is a basic page which is create in html using a form tag of html and by adding a css to it can make it more functional and interactive. Below is the code of login page using html ans css.
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Login Form Uging HTLM CSS</title>
<link rel="stylesheet" href="./style.css">
</head>
<body>
<div class="login-box">
<h2>Login</h2>
<form>
<div class="user-box">
<input type="text" name="" required="">
<label>Username</label>
</div>
<div class="user-box">
<input type="password" name="" required="">
<label>Password</label>
</div>
<a href="#">
<span></span>
<span></span>
<span></span>
<span></span>
Submit
</a>
</form>
</div>
</body>
</html>{codeBox}
html {height: 100%;}body {margin:0;padding:0;font-family: sans-serif;background: linear-gradient(#141e30, #243b55);}.login-box {position: absolute;top: 50%;left: 50%;width: 400px;padding: 40px;transform: translate(-50%, -50%);background: rgba(0,0,0,.5);box-sizing: border-box;box-shadow: 0 15px 25px rgba(0,0,0,.6);border-radius: 10px;}.login-box h2 {margin: 0 0 30px;padding: 0;color: #fff;text-align: center;}.login-box .user-box {position: relative;}.login-box .user-box input {width: 100%;padding: 10px 0;font-size: 16px;color: #fff;margin-bottom: 30px;border: none;border-bottom: 1px solid #fff;outline: none;background: transparent;}.login-box .user-box label {position: absolute;top:0;left: 0;padding: 10px 0;font-size: 16px;color: #fff;pointer-events: none;transition: .5s;}.login-box .user-box input:focus ~ label,.login-box .user-box input:valid ~ label {top: -20px;left: 0;color: #03e9f4;font-size: 12px;}.login-box form a {position: relative;display: inline-block;padding: 10px 20px;color: #03e9f4;font-size: 16px;text-decoration: none;text-transform: uppercase;overflow: hidden;transition: .5s;margin-top: 40px;letter-spacing: 4px}.login-box a:hover {background: #03e9f4;color: #fff;border-radius: 5px;box-shadow: 0 0 5px #03e9f4,0 0 25px #03e9f4,0 0 50px #03e9f4,0 0 100px #03e9f4;}.login-box a span {position: absolute;display: block;}.login-box a span:nth-child(1) {top: 0;left: -100%;width: 100%;height: 2px;background: linear-gradient(90deg, transparent, #03e9f4);animation: btn-anim1 1s linear infinite;}@keyframes btn-anim1 {0% {left: -100%;}50%,100% {left: 100%;}}.login-box a span:nth-child(2) {top: -100%;right: 0;width: 2px;height: 100%;background: linear-gradient(180deg, transparent, #03e9f4);animation: btn-anim2 1s linear infinite;animation-delay: .25s}@keyframes btn-anim2 {0% {top: -100%;}50%,100% {top: 100%;}}.login-box a span:nth-child(3) {bottom: 0;right: -100%;width: 100%;height: 2px;background: linear-gradient(270deg, transparent, #03e9f4);animation: btn-anim3 1s linear infinite;animation-delay: .5s}@keyframes btn-anim3 {0% {right: -100%;}50%,100% {right: 100%;}}.login-box a span:nth-child(4) {bottom: -100%;left: 0;width: 2px;height: 100%;background: linear-gradient(360deg, transparent, #03e9f4);animation: btn-anim4 1s linear infinite;animation-delay: .75s}@keyframes btn-anim4 {0% {bottom: -100%;}50%,100% {bottom: 100%;}}{codeBox}