Webleb - HTML UI Elements -

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8" />
  <title>
    Webleb
  </title>
  <meta name="viewport" content="width=device-width, initial-scale=1" />
  <link rel="stylesheet" href="/css/styles.css" />
</head>
<body style="display: flex; justify-content:center ; align-items: center;height: 100vh;overflow: hidden;">
  <div class="form-wrap">
		<div class="tabs">
			<h3 class="signup-tab"><a class="active" href="#signup-tab-content" style="border-top-left-radius: 7px;">Sign Up</a></h3>
			<h3 class="login-tab"><a href="#login-tab-content" style="border-top-right-radius: 7px;">Login</a></h3>
		</div>
		<div class="tabs-content">
			<div id="signup-tab-content" class="active">
				<form class="signup-form" action="" method="post">
					<input type="email" class="input" id="user_email" autocomplete="off" placeholder="Email">
					<input type="text" class="input" id="user_name" autocomplete="off" placeholder="Username">
					<input type="password" class="input" id="user_pass" autocomplete="off" placeholder="Password">
					<input type="submit" class="button" value="Sign Up">
				</form>
				<div class="help">
					<p>By signing up, you agree to our</p>
					<p><a href="https://www.web-leb.com/">Terms of service</a></p>
				</div>
			</div>
			<div id="login-tab-content">
				<form class="login-form" action="" method="post">
					<input type="text" class="input" id="user_login" autocomplete="off" placeholder="Email or Username">
					<input type="password" class="input" id="user_pass" autocomplete="off" placeholder="Password">
					<input type="checkbox" class="checkbox" id="remember_me">
					<label for="remember_me">Remember me</label>
					<input type="submit" class="button" value="Login">
				</form>
				<div class="help">
					<p><a href="https://www.web-leb.com/">Forget your password?</a></p>
				</div>
			</div>
		</div>
	</div>
  <script src="https://code.jquery.com/jquery-3.6.0.min.js"></script>
  <script src="/js/main.js"></script>
</body>
</html>

@import url(https://fonts.googleapis.com/css?family=Raleway:400,100,200,300);
* {
  margin: 0;
  padding: 0;
}

body {
  color: #666;
  background: #0f0c29;  /* fallback for old browsers */
  background: -webkit-linear-gradient(to right, #24243e, #302b63, #0f0c29);  /* Chrome 10-25, Safari 5.1-6 */
  background: linear-gradient(to right, #24243e, #302b63, #0f0c29); /* W3C, IE 10+/ Edge, Firefox 16+, Chrome 26+, Opera 12+, Safari 7+ */
  
  font: 16px/26px "Raleway", sans-serif;
}
a {
    color: #666;
    text-decoration: none;
  }
  a:hover {
    color: #313151;
  }
  
  input {
    font: 16px/26px "Raleway", sans-serif;
  }
.form-wrap {
  background-color: #fff;
  width: 400px;
  height: 400px;
  margin: 3em auto;
  border-radius: 7px;
}
.form-wrap .tabs {
  overflow: hidden;
}
.form-wrap .tabs h3 {
  float: left;
  width: 50%;
}
.form-wrap .tabs h3 a {
  padding: 0.5em 0;
  text-align: center;
  font-weight: 400;
  background-color: #e6e7e8;
  display: block;
  color: #666;
  
}
.form-wrap .tabs h3 a.active {
  background-color: #fff;
}
.form-wrap .tabs-content {
  padding: 1.5em;
}
.form-wrap .tabs-content div[id$="tab-content"] {
  display: none;
}
.form-wrap .tabs-content .active {
  display: block !important;
}
.form-wrap form .input {
  box-sizing: border-box;
  -moz-box-sizing: border-box;
  color: inherit;
  font-family: inherit;
  padding: 0.8em 0 10px 0.8em;
  border: 1px solid #cfcfcf;
  outline: 0;
  display: inline-block;
  margin: 0 0 0.8em 0;
  padding-right: 2em;
  width: 100%;
  border-radius: 7px;
}
.form-wrap form .button {
  width: 100%;
  padding: 0.8em 0 10px 0.8em;
  background-color: #24243e;
  border: none;
  color: #fff;
  cursor: pointer;
  text-transform: uppercase;
  border-radius: 7px;
}
.form-wrap form .button:hover {
  background-color: #313151;
}

.form-wrap .help {
  margin-top: 0.6em;
}
.form-wrap .help p {
  text-align: center;
  font-size: 14px;
}

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HTML

CSS

@import url(https://fonts.googleapis.com/css?family=Raleway:400,100,200,300);
* {
  margin: 0;
  padding: 0;
}

.form-wrap .help {
  margin-top: 0.6em;
}
.form-wrap .help p {
  text-align: center;
  font-size: 14px;
}