tabler/pages/_includes/cards/login.html

<form class="card" action="" method="post">

    <div class="card-body p-6">
        <div class="card-title">Login to your account</div>

        <div class="form-group">
            <label class="form-label">Email address</label>
            <input type="email" class="form-control" id="exampleInputEmail1" aria-describedby="emailHelp" placeholder="Enter email">
        </div>
        <div class="form-group">
            <label class="form-label">
                Password
                <a href="{{ site.base }}/forgot-password.html" class="float-right small">I forgot password</a>
            </label>
            <input type="password" class="form-control" id="exampleInputPassword1" placeholder="Password">
        </div>
        <div class="form-group">
            <label class="custom-control custom-checkbox">
                <input type="checkbox" class="custom-control-input"{{ site.base }}/>
                <span class="custom-control-label">Remember me</span>
            </label>
        </div>

        <div class="form-footer">
            <button type="submit" class="btn btn-primary btn-block">Sign in</button>
        </div>
    </div>
</form>

<div class="text-center text-muted">
    Don't have account yet? <a href="{{ site.base }}/register.html">Sign up</a>
</div>