<form class="row g-3 needs-validation" novalidate>
    <div class="col-md-4">
        <label for="validationCustom01" class="form-label">First name</label>
        <input type="text" class="form-control" id="validationCustom01" value="Mark"
            required>
        <div class="valid-feedback">
            Looks good!
        </div>
    </div>
    <div class="col-md-4">
        <label for="validationCustom02" class="form-label">Last name</label>
        <input type="text" class="form-control" id="validationCustom02" value="Otto"
            required>
        <div class="valid-feedback">
            Looks good!
        </div>
    </div>
    <div class="col-md-4">
        <label for="validationCustomUsername" class="form-label">Username</label>
        <div class="input-group has-validation">
            <span class="input-group-text" id="inputGroupPrepend">@</span>
            <input type="text" class="form-control" id="validationCustomUsername"
                aria-describedby="inputGroupPrepend" required>
            <div class="invalid-feedback">
                Please choose a username.
            </div>
        </div>
    </div>
    <div class="col-md-6">
        <label for="validationCustom03" class="form-label">City</label>
        <input type="text" class="form-control" id="validationCustom03" required>
        <div class="invalid-feedback">
            Please provide a valid city.
        </div>
    </div>
    <div class="col-md-3">
        <label for="validationCustom04" class="form-label">State</label>
        <select class="form-select" id="validationCustom04" required>
            <option selected disabled value="">Choose...</option>
            <option>...</option>
        </select>
        <div class="invalid-feedback">
            Please select a valid state.
        </div>
    </div>
    <div class="col-md-3">
        <label for="validationCustom05" class="form-label">Zip</label>
        <input type="text" class="form-control" id="validationCustom05" required>
        <div class="invalid-feedback">
            Please provide a valid zip.
        </div>
    </div>
    <div class="col-12">
        <div class="form-check">
            <input class="form-check-input" type="checkbox" value=""
                id="invalidCheck" required>
            <label class="form-check-label" for="invalidCheck">
                Agree to terms and conditions
            </label>
            <div class="invalid-feedback">
                You must agree before submitting.
            </div>
        </div>
    </div>
    <div class="col-12">
        <button class="btn btn-primary" type="button">Submit form</button>
    </div>
</form>

<form class="row g-3">
    <div class="col-md-4">
        <label for="validationDefault01" class="form-label">First name</label>
        <input type="text" class="form-control" id="validationDefault01"
            value="Mark" required>
    </div>
    <div class="col-md-4">
        <label for="validationDefault02" class="form-label">Last name</label>
        <input type="text" class="form-control" id="validationDefault02"
            value="Otto" required>
    </div>
    <div class="col-md-4">
        <label for="validationDefaultUsername" class="form-label">Username</label>
        <div class="input-group">
            <span class="input-group-text" id="inputGroupPrepend2">@</span>
            <input type="text" class="form-control" id="validationDefaultUsername"
                aria-describedby="inputGroupPrepend2" required>
        </div>
    </div>
    <div class="col-md-6">
        <label for="validationDefault03" class="form-label">City</label>
        <input type="text" class="form-control" id="validationDefault03" required>
    </div>
    <div class="col-md-3">
        <label for="validationDefault04" class="form-label">State</label>
        <select class="form-select" id="validationDefault04" required>
            <option selected disabled value="">Choose...</option>
            <option>...</option>
        </select>
    </div>
    <div class="col-md-3">
        <label for="validationDefault05" class="form-label">Zip</label>
        <input type="text" class="form-control" id="validationDefault05" required>
    </div>
    <div class="col-12">
        <div class="form-check">
            <input class="form-check-input" type="checkbox" value=""
                id="invalidCheck2" required>
            <label class="form-check-label" for="invalidCheck2">
                Agree to terms and conditions
            </label>
        </div>
    </div>
    <div class="col-12">
        <button class="btn btn-primary" type="button">Submit form</button>
    </div>
</form>

<form class="row g-3 needs-validation" novalidate>
<div class="col-md-4 position-relative">
<label for="validationTooltip01" class="form-label">First
    name</label>
<input type="text" class="form-control" id="validationTooltip01"
    value="Mark" required>
<div class="valid-tooltip">
    Looks good!
</div>
</div>
<div class="col-md-4 position-relative">
<label for="validationTooltip02" class="form-label">Last
    name</label>
<input type="text" class="form-control" id="validationTooltip02"
    value="Otto" required>
<div class="valid-tooltip">
    Looks good!
</div>
</div>
<div class="col-md-4 position-relative">
<label for="validationTooltipUsername"
    class="form-label">Username</label>
<div class="input-group has-validation">
    <span class="input-group-text"
        id="validationTooltipUsernamePrepend">@</span>
    <input type="text" class="form-control"
        id="validationTooltipUsername"
        aria-describedby="validationTooltipUsernamePrepend"
        required>
    <div class="invalid-tooltip">
        Please choose a unique and valid username.
    </div>
</div>
</div>
<div class="col-md-6 position-relative">
<label for="validationTooltip03" class="form-label">City</label>
<input type="text" class="form-control" id="validationTooltip03"
    required>
<div class="invalid-tooltip">
    Please provide a valid city.
</div>
</div>
<div class="col-md-3 position-relative">
<label for="validationTooltip04" class="form-label">State</label>
<select class="form-select" id="validationTooltip04" required>
    <option selected disabled value="">Choose...</option>
    <option>...</option>
</select>
<div class="invalid-tooltip">
    Please select a valid state.
</div>
</div>
<div class="col-md-3 position-relative">
<label for="validationTooltip05" class="form-label">Zip</label>
<input type="text" class="form-control" id="validationTooltip05"
    required>
<div class="invalid-tooltip">
    Please provide a valid zip.
</div>
</div>
<div class="col-12">
<button class="btn btn-primary" type="button">Submit
    form</button>
</div>
</form>

<form class="row g-3">
<div class="col-md-4">
<label for="validationServer01" class="form-label">First
    name</label>
<input type="text" class="form-control is-valid"
    id="validationServer01" value="Mark" required>
<div class="valid-feedback">
    Looks good!
</div>
</div>
<div class="col-md-4">
<label for="validationServer02" class="form-label">Last
    name</label>
<input type="text" class="form-control is-valid"
    id="validationServer02" value="Otto" required>
<div class="valid-feedback">
    Looks good!
</div>
</div>
<div class="col-md-4">
<label for="validationServerUsername"
    class="form-label">Username</label>
<div class="input-group has-validation">
    <span class="input-group-text" id="inputGroupPrepend3">@</span>
    <input type="text" class="form-control is-invalid"
        id="validationServerUsername"
        aria-describedby="inputGroupPrepend3 validationServerUsernameFeedback"
        required>
    <div id="validationServerUsernameFeedback"
        class="invalid-feedback">
        Please choose a username.
    </div>
</div>
</div>
<div class="col-md-6">
<label for="validationServer03" class="form-label">City</label>
<input type="text" class="form-control is-invalid"
    id="validationServer03"
    aria-describedby="validationServer03Feedback" required>
<div id="validationServer03Feedback" class="invalid-feedback">
    Please provide a valid city.
</div>
</div>
<div class="col-md-3">
<label for="validationServer04" class="form-label">State</label>
<select class="form-select is-invalid" id="validationServer04"
    aria-describedby="validationServer04Feedback" required>
    <option selected disabled value="">Choose...</option>
    <option>...</option>
</select>
<div id="validationServer04Feedback" class="invalid-feedback">
    Please select a valid state.
</div>
</div>
<div class="col-md-3">
<label for="validationServer05" class="form-label">Zip</label>
<input type="text" class="form-control is-invalid"
    id="validationServer05"
    aria-describedby="validationServer05Feedback" required>
<div id="validationServer05Feedback" class="invalid-feedback">
    Please provide a valid zip.
</div>
</div>
<div class="col-12">
<div class="form-check">
    <input class="form-check-input is-invalid" type="checkbox"
        value="" id="invalidCheck3"
        aria-describedby="invalidCheck3Feedback" required>
    <label class="form-check-label" for="invalidCheck3">
        Agree to terms and conditions
    </label>
    <div id="invalidCheck3Feedback" class="invalid-feedback">
        You must agree before submitting.
    </div>
</div>
</div>
<div class="col-12">
<button class="btn btn-primary" type="button">Submit
    form</button>
</div>
</form>

<form class="was-validated">
    <div class="mb-3">
        <label for="validationTextarea" class="form-label">Textarea</label>
        <textarea class="form-control is-invalid" id="validationTextarea"
            placeholder="Required example textarea" required=""></textarea>
        <div class="invalid-feedback">
            Please enter a message in the textarea.
        </div>
    </div>

    <div class="form-check mb-3">
        <input type="checkbox" class="form-check-input" id="validationFormCheck1"
            required="">
        <label class="form-check-label" for="validationFormCheck1">Check this
            checkbox</label>
        <div class="invalid-feedback">Example invalid feedback text</div>
    </div>

    <div class="form-check">
        <input type="radio" class="form-check-input" id="validationFormCheck2"
            name="radio-stacked" required="">
        <label class="form-check-label" for="validationFormCheck2">Toggle this
            radio</label>
    </div>
    <div class="form-check mb-3">
        <input type="radio" class="form-check-input" id="validationFormCheck3"
            name="radio-stacked" required="">
        <label class="form-check-label" for="validationFormCheck3">Or toggle
            this
            other radio</label>
        <div class="invalid-feedback">More example invalid feedback text</div>
    </div>

    <div class="mb-3">
        <select class="form-select" required="" aria-label="select example">
            <option value="">Open this select menu</option>
            <option value="1">One</option>
            <option value="2">Two</option>
            <option value="3">Three</option>
        </select>
        <div class="invalid-feedback">Example invalid select feedback</div>
    </div>

    <div class="mb-3">
        <input type="file" class="form-control" aria-label="file example"
            required="">
        <div class="invalid-feedback">Example invalid form file feedback</div>
    </div>

    <div class="mb-3">
        <button class="btn btn-primary" type="button" disabled="">Submit
            form</button>
    </div>
</form>