Form

<form id="t3-generated-1" class="t3-form" method="POST">
    <div class="t3-form-container">

        <!-- FIELDSET -->
        <fieldset class="t3-form-fieldset">
            <legend>Contact Information</legend>

            <!-- INPUT FIELD -->
            <div class="t3-form-item">
                <label class="t3-form-item-label" for="t3-component-1">First Name</label>
                <div class="t3-form-element">
                    <input id="t3-component-1" class="t3-form-text t3-form-field" type="text" name="tx_extension[text_example]" size="20"/>
                </div>
                <div class="t3-form-clear-left"/>
            </div>

            <!-- CHECKBOX FIELD -->
            <div class="t3-form-item">
                <div class="t3-form-element">
                    <div class="t3-form-check-wrap">
                        <input id="t3-component-2" class="t3-form-checkbox t3-form-field" type="checkbox" name="tx_extension[checkbox_example]"/>
                        <label class="t3-form-checkbox-label" for="t3-component-2">Item 1</label>
                    </div>
                    </div>
                <div class="t3-form-clear-left"/>
            </div>

            <!-- RADIO FIELD -->
            <div class="t3-form-item">
                <label class="t3-form-item-label" for="t3-component-3"/>
                <div class="t3-form-element">
                    <div class="t3-form-check-wrap">
                        <input id="t3-component-3" class="t3-form-radio t3-form-field" type="radio" name="tx_extension[radio_example]" value="1"/>
                        <label id="t3-component-3" class="t3-form-checkbox-label" for="t3-component-3">Item 1</label>
                    </div>
                </div>
                <div class="t3-form-clear-left"/>
            </div>

            <!-- SELECT FIELD -->
            <div class="t3-form-item">
                <label class="t3-form-item-label" for="t3-component-4">First Name</label>
                <div class="t3-form-element">
                    <select id="t3-component-4" class="t3-form-select t3-form-field">
                        <option value="1">Item 1</option>
                    </select>
                </div>
                <div class="t3-form-clear-left"/>
            </div>

            <!-- TEXTAREA FIELD -->
            <div class="t3-form-item">
                <label for="t3-component-5">Address</label>
                <div class="t3-form-element">
                    <textarea id="t3-component-5" class="t3-form-textarea t3-form-field" name="tx_extension[textarea_example]"/>
                </div>
                <div class="t3-form-clear-left"/>
            </div>

            <div id="t3-generated-26" class="t3-form-clear"/>
            </fieldset>

        <!-- BUTTONS -->
        <div class="t3-form-buttons-container">
            <div class="t3-form-buttons t3-form-buttons-center">
                <button id="t3-generated-x" class="t3-button-text t3-button" type="submit">TEXT</button>
                <div class="t3-clear"/>
            </div>
        </div>
    </div>
</form>