<form>
    <fieldset disabled="disabled">
        <input type="text" name="something" placeholder="enter some text" />
        <select>
            <option value="0" disabled="disabled" selected="selected">select somethihng</option>
            <option value="1">woot</option>
            <option value="2">is</option>
            <option value="3">this</option>
        </select>
    </fieldset>
</form>

<form>
    <input type="text" name="something" placeholder="enter some text" />
    <br/><br/>
    <select>
        <option value="0">select somethihng</option>
        <option value="1">woot</option>
        <option value="2">is</option>
        <option value="3">this</option>
    </select>
    <br/><br/>
    <a href="google.com">google.com</a>
    <div class="cloak"></div>    
</form>

form {
  position: relative;
}

form .cloak {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  right: 0;
}