diff --git a/ajax/articulo.php b/ajax/articulo.php
index 94ef112..5aae15e 100644
--- a/ajax/articulo.php
+++ b/ajax/articulo.php
@@ -51,7 +51,7 @@ switch ($_GET["op"]) {
 		$rspta=$articulo->mostrar($idarticulo);
 		echo json_encode($rspta);
 		break;
-
+ 
     case 'listar':
 		$rspta=$articulo->listar();
 		$data=Array();
diff --git a/vistas/articulo.php b/vistas/articulo.php
index c935fcb..1e917e0 100644
--- a/vistas/articulo.php
+++ b/vistas/articulo.php
@@ -33,6 +33,16 @@ if ($_SESSION['acceso']==1) {
 <!--centro-->
 <div class="panel-body table-responsive" id="listadoregistros">
   <table id="tbllistado" class="table table-striped table-bordered table-condensed table-hover">
+  <colgroup>
+    <col width="5%">
+    <col width="30%">
+    <col width="5%">
+    <col width="15%">
+    <col width="5%">
+    <col width="5%">
+    <col width="30%">
+    <col width="5%">
+  </colgroup>
     <thead>
       <th>Opciones</th>
       <th>Nombre</th>