               <input type="text" class="form-control" id="messageContents" name="contents"
                           placeholder="メッセージ">
                </div>
            </div>
            <button type="submit" class="btn btn-default">送信</button>
        </form>
    </div>

    <div class="row">
        <div class="table-responsive">
            <table class="table table-striped table-hover">
                <thead>
                <th class="col-sm-1">#</th>
                <th class="co