contoh form bootsrap

<div class="container">

    <h1>Formulir Pendaftaran Akun</h1>

    <form action="">

        <div class="mb-3 col-12 col-md-4">
            <label for="name" class="form-label">Nama Lengkap</label>
            <input
            type="text"
            name="name"
            id="name"
            placeholder="Masukkan nama lengkap"
            class="form-control">
        </div>

        <div class="mb-3 col-12 col-md-4">
            <label for="pob" class="form-label">Tempat Lahir</label>
            <input
            type="text"
            name=""
            id="pob"
            placeholder="Masukkan kota tempat lahir"
            class="form-control">
        </div>

        <div class="mb-3 col-12 col-md-4">
            <label for="dob" class="form-label">Tangga Lahir</label>
            <input
            type="date"
            name="dob"
            id="dob"
            class="form-control">
        </div>

        <div class="mb-3 col-12 col-md-4">
            <label for="address" class="form-label">Alamat</label>
            <textarea
            name="address"
            id="address"
            placeholder="Masukkan alamat lengkap"
            class="form-control" rows="3"></textarea>
        </div>

        <div class="mb-3 col-12 col-md-4">
            <label for="phone" class="form-label">Nomor Telepon</label>

            <div class="input-group">
                <span class="input-group-text">+62</span>
                <input
                type="text"
                name="phone"
                id="phone"
                placeholder="812-3456-789"
                class="form-control">
            </div>
        </div>

        <div class="mb-3 col-12 col-md-4">
            <input
            type="submit"
            value="Daftar"
            class="btn btn-primary col-12">
        </div>

    </form>

</div>