Bootstrap 5 Tabbed Login and Register Form
A login and sign-up card with a pill tab switcher, floating labels and a show/hide password toggle.
<section class="wdw-stage">
<div class="container" style="max-width: 440px;">
<div class="wdw-card p-4 p-sm-5">
<div class="text-center mb-4">
<span class="wdw-icon mb-3" aria-hidden="true">
<svg width="22" height="22" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.9" stroke-linecap="round" stroke-linejoin="round"><rect x="4" y="11" width="16" height="9" rx="2.5"/><path d="M8 11V8a4 4 0 0 1 8 0v3"/></svg>
</span>
<h1 class="wdw-heading h3 mb-1" id="auth-title">Welcome back</h1>
<p class="wdw-muted small mb-0" id="auth-sub">Log in to pick up where you left off.</p>
</div>
<ul class="nav nav-pills nav-fill p-1 rounded-pill bg-body-tertiary mb-4" id="auth-tabs" role="tablist">
<li class="nav-item" role="presentation">
<button class="nav-link rounded-pill active" id="login-tab" data-bs-toggle="pill" data-bs-target="#login-pane" type="button" role="tab" aria-controls="login-pane" aria-selected="true" data-title="Welcome back" data-sub="Log in to pick up where you left off.">Log in</button>
</li>
<li class="nav-item" role="presentation">
<button class="nav-link rounded-pill" id="signup-tab" data-bs-toggle="pill" data-bs-target="#signup-pane" type="button" role="tab" aria-controls="signup-pane" aria-selected="false" data-title="Create your account" data-sub="Free for 14 days. No credit card needed.">Sign up</button>
</li>
</ul>
<div class="tab-content">
<div class="tab-pane fade show active" id="login-pane" role="tabpanel" aria-labelledby="login-tab" tabindex="0">
<form class="d-grid gap-3" novalidate>
<div class="form-floating">
<input type="email" class="form-control" id="login-email" placeholder="[email protected]" autocomplete="email" required>
<label for="login-email">Email address</label>
</div>
<div class="form-floating position-relative">
<input type="password" class="form-control pe-5" id="login-pass" placeholder="Password" autocomplete="current-password" required>
<label for="login-pass">Password</label>
<button type="button" class="btn btn-link position-absolute top-50 end-0 translate-middle-y me-1 px-3 text-body-secondary" data-toggle-pass="#login-pass" aria-label="Show password" style="min-height:44px;"><span class="small fw-semibold">Show</span></button>
</div>
<div class="d-flex justify-content-between align-items-center">
<div class="form-check mb-0">
<input class="form-check-input" type="checkbox" id="remember">
<label class="form-check-label small" for="remember">Remember me</label>
</div>
<a href="#" class="small fw-semibold text-decoration-none">Forgot password?</a>
</div>
<button type="submit" class="btn btn-primary rounded-pill w-100">Log in</button>
</form>
</div>
<div class="tab-pane fade" id="signup-pane" role="tabpanel" aria-labelledby="signup-tab" tabindex="0">
<form class="d-grid gap-3" novalidate>
<div class="form-floating">
<input type="text" class="form-control" id="su-name" placeholder="Full name" autocomplete="name" required>
<label for="su-name">Full name</label>
</div>
<div class="form-floating">
<input type="email" class="form-control" id="su-email" placeholder="[email protected]" autocomplete="email" required>
<label for="su-email">Email address</label>
</div>
<div class="form-floating position-relative">
<input type="password" class="form-control pe-5" id="su-pass" placeholder="Password" autocomplete="new-password" minlength="8" required>
<label for="su-pass">Password (8+ characters)</label>
<button type="button" class="btn btn-link position-absolute top-50 end-0 translate-middle-y me-1 px-3 text-body-secondary" data-toggle-pass="#su-pass" aria-label="Show password" style="min-height:44px;"><span class="small fw-semibold">Show</span></button>
</div>
<button type="submit" class="btn btn-primary rounded-pill w-100">Create account</button>
<p class="wdw-muted small text-center mb-0">By signing up you agree to our <a href="#" class="fw-semibold text-decoration-none">Terms</a>.</p>
</form>
</div>
</div>
</div>
</div>
</section>
/* Web Designer Wall library style — shared base for every Bootstrap 5 snippet.
Indigo accent, Plus Jakarta Sans, soft cards, pill buttons. Works in light and dark. */
@import url("https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap");
:root,
[data-bs-theme="light"] {
--wdw-font: "Plus Jakarta Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
--bs-body-font-family: var(--wdw-font);
--bs-primary: #4f46e5;
--bs-primary-rgb: 79, 70, 229;
--bs-primary-text-emphasis: #3730a3;
--bs-primary-bg-subtle: #eef2ff;
--bs-primary-border-subtle: #c7d2fe;
--bs-link-color: #4f46e5;
--bs-link-color-rgb: 79, 70, 229;
--bs-link-hover-color: #4338ca;
--bs-link-hover-color-rgb: 67, 56, 202;
--bs-focus-ring-color: rgba(79, 70, 229, 0.25);
--bs-border-radius: 0.75rem;
--bs-border-radius-lg: 1rem;
--bs-border-radius-xl: 1.25rem;
--wdw-radius-card: 1.25rem;
--wdw-shadow: 0 1px 2px rgba(16, 24, 40, 0.05), 0 16px 40px -16px rgba(16, 24, 40, 0.22);
--wdw-shadow-sm: 0 1px 2px rgba(16, 24, 40, 0.06), 0 4px 12px -4px rgba(16, 24, 40, 0.12);
--wdw-stage: #f5f6fb;
}
[data-bs-theme="dark"] {
--bs-primary: #818cf8;
--bs-primary-rgb: 129, 140, 248;
--bs-primary-text-emphasis: #c7d2fe;
--bs-primary-bg-subtle: rgba(129, 140, 248, 0.14);
--bs-primary-border-subtle: rgba(129, 140, 248, 0.35);
--bs-link-color: #a5b4fc;
--bs-link-color-rgb: 165, 180, 252;
--bs-link-hover-color: #c7d2fe;
--bs-link-hover-color-rgb: 199, 210, 254;
--bs-focus-ring-color: rgba(129, 140, 248, 0.35);
--wdw-shadow: 0 1px 2px rgba(0, 0, 0, 0.4), 0 16px 40px -16px rgba(0, 0, 0, 0.7);
--wdw-shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.4), 0 4px 12px -4px rgba(0, 0, 0, 0.5);
--wdw-stage: #0f1117;
}
body { font-family: var(--wdw-font); -webkit-font-smoothing: antialiased; }
/* Bootstrap compiles its blue into these components; point them at the accent. */
.btn-primary {
--bs-btn-bg: var(--bs-primary); --bs-btn-border-color: var(--bs-primary);
--bs-btn-hover-bg: #4338ca; --bs-btn-hover-border-color: #4338ca;
--bs-btn-active-bg: #3730a3; --bs-btn-active-border-color: #3730a3;
--bs-btn-disabled-bg: var(--bs-primary); --bs-btn-disabled-border-color: var(--bs-primary);
--bs-btn-focus-shadow-rgb: var(--bs-primary-rgb);
}
[data-bs-theme="dark"] .btn-primary { --bs-btn-color: #0f1117; --bs-btn-hover-bg: #a5b4fc; --bs-btn-hover-border-color: #a5b4fc; --bs-btn-hover-color: #0f1117; --bs-btn-active-color: #0f1117; }
.btn-outline-primary {
--bs-btn-color: var(--bs-primary); --bs-btn-border-color: var(--bs-primary);
--bs-btn-hover-bg: var(--bs-primary); --bs-btn-hover-border-color: var(--bs-primary);
--bs-btn-active-bg: var(--bs-primary); --bs-btn-active-border-color: var(--bs-primary);
--bs-btn-focus-shadow-rgb: var(--bs-primary-rgb);
}
.btn { --bs-btn-font-weight: 600; min-height: 44px; display: inline-flex; align-items: center; justify-content: center; gap: .5rem; }
.btn-sm { min-height: 36px; }
.form-control, .form-select { min-height: 44px; border-radius: .75rem; }
.form-control:focus, .form-select:focus, .form-check-input:focus { border-color: rgba(var(--bs-primary-rgb), .6); box-shadow: 0 0 0 .25rem var(--bs-focus-ring-color); }
.form-check-input:checked { background-color: var(--bs-primary); border-color: var(--bs-primary); }
.nav-pills { --bs-nav-pills-link-active-bg: var(--bs-primary); }
.nav { --bs-nav-link-color: var(--bs-secondary-color); --bs-nav-link-hover-color: var(--bs-emphasis-color); }
.pagination { --bs-pagination-active-bg: var(--bs-primary); --bs-pagination-active-border-color: var(--bs-primary); --bs-pagination-color: var(--bs-body-color); --bs-pagination-focus-box-shadow: 0 0 0 .25rem var(--bs-focus-ring-color); }
.progress, .progress-stacked { --bs-progress-bar-bg: var(--bs-primary); }
.list-group { --bs-list-group-active-bg: var(--bs-primary); --bs-list-group-active-border-color: var(--bs-primary); }
.dropdown-menu { --bs-dropdown-link-active-bg: var(--bs-primary); border-radius: .875rem; box-shadow: var(--wdw-shadow-sm); }
.accordion { --bs-accordion-active-bg: var(--bs-primary-bg-subtle); --bs-accordion-active-color: var(--bs-primary-text-emphasis); --bs-accordion-btn-focus-box-shadow: 0 0 0 .25rem var(--bs-focus-ring-color); }
.badge { font-weight: 600; }
/* Library building blocks — use these instead of re-inventing them per snippet. */
.wdw-stage { min-height: 100vh; display: flex; align-items: center; background: var(--wdw-stage); padding-block: 3rem; }
.wdw-card { background: var(--bs-body-bg); border: 1px solid var(--bs-border-color-translucent); border-radius: var(--wdw-radius-card); box-shadow: var(--wdw-shadow); }
.wdw-card-sm { background: var(--bs-body-bg); border: 1px solid var(--bs-border-color-translucent); border-radius: 1rem; box-shadow: var(--wdw-shadow-sm); }
.wdw-aurora { position: relative; color: #fff; background: radial-gradient(60% 55% at 100% 0, #818cf8 0, transparent 70%), radial-gradient(65% 60% at 0 100%, #ec4899 0, transparent 65%), #1e1b4b; }
.wdw-eyebrow { display: inline-block; font-size: .75rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--bs-primary); }
.wdw-heading { font-weight: 800; letter-spacing: -.02em; color: var(--bs-emphasis-color); }
.wdw-muted { color: var(--bs-secondary-color); }
.wdw-icon { width: 2.75rem; height: 2.75rem; flex: none; display: inline-flex; align-items: center; justify-content: center; border-radius: .875rem; background: var(--bs-primary-bg-subtle); color: var(--bs-primary); }
/* Component */
#auth-tabs .nav-link { min-height: 44px; font-weight: 600; color: var(--bs-secondary-color); }
#auth-tabs .nav-link.active { color: #fff; box-shadow: var(--wdw-shadow-sm); }
[data-bs-theme="dark"] #auth-tabs .nav-link.active { color: #0f1117; }
.tab-pane:focus-visible { outline: 0; }
(function () {
function initAuthTabs() {
var tabs = document.getElementById('auth-tabs');
var title = document.getElementById('auth-title');
var sub = document.getElementById('auth-sub');
if (!tabs || !title || !sub) return;
tabs.addEventListener('shown.bs.tab', function (e) {
title.textContent = e.target.dataset.title;
sub.textContent = e.target.dataset.sub;
});
}
function initPasswordToggles() {
document.querySelectorAll('[data-toggle-pass]').forEach(function (btn) {
btn.addEventListener('click', function () {
var input = document.querySelector(btn.dataset.togglePass);
if (!input) return;
var show = input.type === 'password';
input.type = show ? 'text' : 'password';
btn.firstElementChild.textContent = show ? 'Hide' : 'Show';
btn.setAttribute('aria-label', show ? 'Hide password' : 'Show password');
});
});
}
function initForms() {
document.querySelectorAll('#login-pane form, #signup-pane form').forEach(function (f) {
f.addEventListener('submit', function (e) { e.preventDefault(); });
});
}
initAuthTabs(); initPasswordToggles(); initForms();
})();
Built on Bootstrap 5.3.8 with plain JavaScript — no jQuery. Supports light and dark mode via data-bs-theme.