HTML

                    <div class="row-fluid">
                        <div class="span12">
                            <div class="row-fluid" id="counter-left">
                                <div class="span12">
                                    <strong><span id="descr-counter"></strong> characters left.</span>
                                </div>
                            </div>
                            <div class="row-fluid" id="counter-right">
                                <div class="span12">
                                    <strong><span id="sparetime-counter"></strong> characters left.</span>
                                </div>
                            </div>
                        </div>
                    </div>

CSS

#counter-left {
    border: 2px solid rgba(120,120,120,1);
    margin-left: 10px;
    margin-top: -7px;
    width: 40%;
}

#counter-right {
    width: 30%;
    border: 2px solid rgba(120,120,120,1);
}