My plan is to place both the select and the input as an input group. In conclusion, I want the second form-group to look as the first one. This is my code.
<div class="row">
<div class="col-lg-5 col-xs-12">
<div class="box box-success">
<div class="box-header with-border">
<div class="box-body">
<form role="form" method="post">
<div class="box">
<div class="form-group">
<div class="input-group">
<span class="input-group-addon"><i class="fa fa-user"></i>
Vendedor
</span>
<input type="text" class="form-control" name="nuevoVendedor" id="nuevoVendedor" value="oparedez" readonly>
</div>
</div>
<div class="form-group">
<div class="input-group" style="float:left;">
<select class="form-control" name="">
<option value="Factura No.">Factura No.</option>
<option value="Factura No.">Nota No.</option>
</select>
<input type="text" class="form-control" name="nuevaFactura" id="nuevaFactura" value="1-928361" readonly>
</div>
</div>
</div>
</form>
</div>
</div>
</div>
</div>
</div>
